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  • Artikel  (4.611)
  • Nature Publishing Group  (4.611)
  • 1955-1959  (4.611)
  • 1958  (4.611)
  • Biologie  (4.611)
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  • 1955-1959  (4.611)
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  • 1
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1774-1774 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] AT the end of February, Mr. S. J. Worsley will complete his term of office as secretary of the Inter-University Council for Higher Education Overseas. Mr. I. C. M. Maxwell, assistant secretary of the Council since September 23, 1952, will succeed Mr. Worsley. Mr. Maxwell was formerly secretary of ...
    Materialart: Digitale Medien
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  • 2
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1775-1775 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE annual report of the National Museum at Bloemfontein for the year ended March 31, 1958, (pp. 22. Bloemfontein : National Museum, 1958) records the completion of ten new displays, including dioramas of vultures, pan-life (birds), Uranocentrodon (fossil amphibian) and Aulacocephalodon (fossil ...
    Materialart: Digitale Medien
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  • 3
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1776-1776 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] UNDER the above title the Cocoa, Chocolate and Confectionery Alliance (11 Green Street, London, W.I) has published a comprehensive report (pp. xiv + 326 + 35 plates. London: 1958. 63s.) giving the full texts of the papers presented at the international conference sponsored by the Alliance and held ...
    Materialart: Digitale Medien
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  • 4
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1777-1777 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE three Wool Textile Research Laboratories of the Commonwealth Scientific and Industrial Research Organization (Australia) have been made divisions of the Organization. The Melbourne Laboratory becomes the Division of Protein Chemistry, the Sydney Laboratory the Division of Textile Physics, and ...
    Materialart: Digitale Medien
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  • 5
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1763-1763 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THIS book claims to give a concise account of scientific knowledge about aggressive behaviour in modern society its causes, control and consequences . If this is what the reader expects, he will be rather disappointed. He will find two chapters which are reasonably documented. One discusses the ...
    Materialart: Digitale Medien
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  • 6
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1786-1787 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] WITH the work of Willcock and Hopkins1 and Osborne2 the concept was established that the nutritive value of proteins could be interpreted in terms of amino-acid composition, or, in the light of more recent work3, in terms of their content of essential amino-acids, and might therefore be estimated ...
    Materialart: Digitale Medien
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  • 7
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1792-1793 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] The level of field-strength which is dangerous was discussed by Schwan and Li1. They state that the maximum steady flux tolerated by the body is 30 mW./cm.2 for frequencies less than 500 Mc./s., 10 mW./cm.2 for frequencies between 1,000 Mc./s. and 3,000 Mc./s., and 20 mW./cm.2 for higher ...
    Materialart: Digitale Medien
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  • 8
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1796-1797 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] We have devised a method which makes it possible to introduce into the soil continually any desired amount of substrate the transformation of which is studied. Unlike in the percolation technique the solution passes through the soil not to return any more into circulation. It is basically an ...
    Materialart: Digitale Medien
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  • 9
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1767-1768 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] WHEN legislation was first introduced in the United Kingdom to permit the use of the metric system of units where desired, provision was made to enable those who had to deal with metric measures to convert them into their equivalent values in the British system. A table of equivalent values was ...
    Materialart: Digitale Medien
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  • 10
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1772-1773 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] PROF. H. J. LOGIE died on November 8 at the age of thirty-nine. His untimely death came at a period when his research had become very productive, and has been a shock and a great loss to all his colleagues and friends. He received his early education at Benoni High School, went to the University of ...
    Materialart: Digitale Medien
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  • 11
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1773-1774 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Prof. E. W. H. Cruickshank PROF. E. W. H. CRUICKSHANK, who has recently retired from the regius chair of physiology in the University of Aberdeen, from which he graduated, is the living embodiment of the wandering Scot . He graduated in medicine in 1910, and one year later he was in University ...
    Materialart: Digitale Medien
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  • 12
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1803-1805 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] No results of studies on the multiplication of the virus of foot-and-mouth disease growing in tissue culture at temperatures above 37 C. have been published. Cartwright, Pay and Henderson2 recently published growth curves for 37 C. In the present investigation this virus growing in pig kidney ...
    Materialart: Digitale Medien
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  • 13
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1798-1798 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Recently, by means of methods outlined by one of us6, constituents G, H and A2 of wattle tannins6 have been isolated in pure crystalline form and shown to be catechins. These rank among some of the major catechin components of the extract. Constituent H, C14H15O6, melting point 205.7 C., [a]|J = ...
    Materialart: Digitale Medien
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  • 14
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1784-1786 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE negative ions formed by electron transfer from sodium metal to hydrocarbon molecules in tetrahydrofuran solution have received much attention in the past year or so, and recently studies have been extended to the similar ions formed in the same way by carbonyl, nitro and cyano derivatives1. The ...
    Materialart: Digitale Medien
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  • 15
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1791-1792 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Fig. 1 Fig. 1 shows two lines of the geomagnetic field intersecting the Earth s surface in auroral-zone latitudes. Let us suppose that a potential difference is applied between these lines at their outermost extension as shown, without for the moment considering how this voltage is set up. The ...
    Materialart: Digitale Medien
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  • 16
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1812-1813 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] The measurements of fifteen replicates per treatment (mm.) recorded in Table 1 were derived from an experiment in which plants were pretreated in darkness with ± carbon dioxide (5 per cent) ± ethanol (0.3 per cent) for 3 days from the time of planting, after which one set was exposed ...
    Materialart: Digitale Medien
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  • 17
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1704-1705 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE Nutrition Society symposium on the relationships between nutrition and the growth and health of teeth was held at the London Hospital Medical College on October 4, when the chair was taken by Lady Mellanby. The meeting opened with a general review by Prof. F. C. Wilkinson. The structure of ...
    Materialart: Digitale Medien
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  • 18
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1819-1819 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] It was found that : (1) in all cases, the mean reaction time of subjects was proportional to the amount of information conveyed by the signal; (2) rate of information transmission was lower in both younger and older subjects when the stimulus-response relationship was indirect ; (3) in both ...
    Materialart: Digitale Medien
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  • 19
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1696-1697 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THIS is an attractively produced book the elegance of which does great credit to its printers and publishers. The authors, who lecture in the Department of Geography at Aberystwyth, define their purpose (p. 39) : the interpretation of the Daily Weather Report for the non-meteorologist and in ...
    Materialart: Digitale Medien
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  • 20
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1699-1704 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE importance of the nuclear-active cascade in the development through the atmosphere of an extensive shower of cosmic rays is now well established, although the details of the high-energy nucleon - nucleus interactions which generate the cascade are still largely unknown. Indeed, only from ...
    Materialart: Digitale Medien
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  • 21
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1707-1707 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] PROF. MICHAEL GRANT, who holds the chair of humanity in the University of Edinburgh, has been elected president and vice-chancellor of The Queen s University, Belfast. He will succeed Sir Eric Ashby (who takes up residence as master of Clare College, Cambridge, next July) in August 1959. Prof. ...
    Materialart: Digitale Medien
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  • 22
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1708-1708 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] ALL the reactors at the two Calder Hall nuclear power stations are now working. This stage was reached during the night of December 8 9 when the fourth reactor on the site went critical. The operation was successful and this reactor will now undergo a series of tests while working up to full power ...
    Materialart: Digitale Medien
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  • 23
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1709-1709 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE International Institute for the Conservation of Museum Objects was founded to provide a permanent organization to co-ordinate and improve the knowledge, methods and working standards needed to protect and preserve precious material of all kinds. Dissemination of information on research into and ...
    Materialart: Digitale Medien
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  • 24
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1708-1708 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] IN a written Parliamentary reply on December 10, Sir David Eccles, president of the Board of Trade, stated that arrangements are being made for widening the scope of the arrangements for remitting duty on optical and scientific apparatus and instruments. The Board will be prepared to consider such ...
    Materialart: Digitale Medien
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  • 25
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1711-1712 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] IN 1955 a small committee with Lord Brabazon as chairman was appointed by the Secretary of State for Air to review the organization of the Meteorological Office. The quite radical changes that followed the investigations and recommendations of the Brabazon Committee took effect on July 1, 1957, and ...
    Materialart: Digitale Medien
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  • 26
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1718-1719 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE sixth annual report* of the Consultative Committee for the Colombo Plan for co-operative economic development in south and south-east Asia, as usual, is in three parts. The first includes a general review of economic progress in the area and of the task ahead ; the second summarizes the ...
    Materialart: Digitale Medien
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  • 27
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1722-1723 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE Panchet series of rocks form part of the Gondwana System of India, and their age has been a subject of controversy ever since they were first named by W. T. Blanford1 in 1861. Suggestions have ranged from Upper Permian to Upper Triassic, inclusive. The purpose of this communication is to make a ...
    Materialart: Digitale Medien
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  • 28
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1726-1728 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] It is proposed that the interaction between the nucleons is magnetic. First let us consider a model based on the old quantum theory. Let p and n represent the magnetic moments of the proton (positive) and neutron (negative) respectively, and let r be the distance between them. Then the minimum ...
    Materialart: Digitale Medien
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  • 29
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1730-1730 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Thus these two compounds show that the blue colour cannot be taken as an indication of tetrahedral co-ordination of ...
    Materialart: Digitale Medien
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  • 30
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1745-1745 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] It was very surprising, therefore, to find a wide canal connecting the pituitary and the oral epithelium in young individuals of the primitive teleost Elops saurus (Fig. 1). No doubt this canal, which strongly resembles that of Polypterus, represents a rudiment of the original pharyngeal pouch. ...
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  • 31
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Kielley4 has demonstrated that several carcinogenic fluorene compounds inhibit glutamic dehydro-genase ; N-2.fluorenyl-diacetamide would therefore act by blocking the utilization of diphosphopyridine nucleotide5. In view of this, it seems probable that 2.acetylaminofluorene inhibits ...
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  • 32
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1748-1749 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Recent experiments have shown that apospory can be regularly induced in normal sporelings in at least two other species of fern, namely, Thelypteris palustris and Pteridium aquilinum. Sporelings were raised from gametophytes grown in pure culture from spores from wild populations of these ferns. ...
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  • 33
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1751-1752 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Spirorbis borealis readily liberates larvae in the laboratory2.8; but the other two forms referred to above do not. Their larvae could be obtained in large numbers only by breaking the parents tube and tearing up the chains of advanced embryos that were revealed. Many then hatched or were forced ...
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  • 34
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1746-1747 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Fig. 1 shows the nodules which by continuous dichotomous branching give rise to coralloid clusters. Morphologically they have a number of features in common with previously described non-leguminous nodules1. They represent modified roots, in which there is no distinct apical meristem and with many ...
    Materialart: Digitale Medien
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  • 35
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1750-1750 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Recent work at Serere in eastern Uganda suggests that this may not be true of the drier areas. Analysis of a large insecticidal experiment using DDT showed that a high degree of control of spiny bollworm (Earias spp., Lepidoptera, Noctuidae) was being obtained, as illustrated by the results from a ...
    Materialart: Digitale Medien
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  • 36
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1754-1754 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] A preliminary examination of some British soils has been made using the method developed by Van-breuseghem9. The samples were collected by scraping into sterile boiling-tubes. They were then placed in Petri dishes and moistened with sterile distilled water. Short strands of autoclaved human hair ...
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  • 37
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1756-1756 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] APPLICATIONS are invited for the following appointments on or before the dates mentioned : PSYCHOLOGIST (male, with a first- or second-class honours degree with psychology as the main subject or equivalent qualification) at the Ministry of Supply Clothing and Stores Experimental Establishment, ...
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  • 38
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1628-1628 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] NOBODY who knew the late Dr. J. F. S. Stone can read this book, Wessex, without much sorrow at his sudden and untimely death. Indeed, the work has only been finally completed and passed for press thanks to the kindness of Prof. Stuart Piggott. The book covers a considerable area of ground anddeals ...
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  • 39
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1630-1630 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THIS book is one of the series of advanced engineering text-books written by members of the technical staff of the British Thomson-Houston Company. It develops the mathematics of the electromagnetic field, the theory of complex numbers, conjugate functions and conformal transformations. Numerous ...
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  • 40
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1638-1640 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] SIR JAMES GRAY has admirably analysed the S nature of the complex pattern of flagellation in the spermatozoa of the sea-urchin and the bull1,2. In both species of sperm a co-ordinated activity involving two major components of motion has been indicateda propagated uniplanar wave initiated at the ...
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  • 41
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1643-1643 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE Socit de Chimie Biologique has awarded the Charles Leopold Meyer Award for 1958 jointly to Dr. Franois Gros of the Institut Pasteur, Paris, and to Prof. Jean Turchini, of the faculty of medicine, Montpellier. This annual award of 500,000 francs is made for research on the nucleic acids. Dr. ...
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  • 42
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1644-1644 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE Council of the Mathematical Association has set up a sub-committee to consider and report upon the proposal that the Association should establish an examination machinery in mathematics. The underlying principle is that there are many teachers who would wish to improve their academic ...
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  • 43
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1665-1665 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Harris, Livingstone and Reece5 have recently reported the formation of the hexabromo-palladate(II) ion in nitrobenzene solution. The reaction of bromide ions with the tetrabromoaurate(III) ion has now been examined in non-aqueous solution. The [AuBr4]- ion resembles the [PdBr4]2. ion in that its ...
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  • 44
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1660-1661 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Fig. 1. Dispersion of the stress optical coefficient C n3(q11q12)/2 of three alkali halides In Fig. 1 are given the curves depicting C as a function of wave-length. As the method is differential, the accuracy in determining C is not very high. For sodium chloride, the mean square deviation of the ...
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  • 45
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1665-1667 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] The half-life of iron-52 is quoted in the literature as 7.8 hr. l and 8.3 hr. 2, and our measurements give a figure of 8.4 ± 0.1 hr. The isotope decays by K-capture or by positron emission, the maximum energy of the positrons being 0.8 MeV3. The branching ratio is 60 per cent electron ...
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  • 46
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1691-1692 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] APPLICATIONS are invited for the following appointments on or before the dates mentioned : ECOLOGIST (man, with a first- or second-class honours degree and preferably some knowledge of statistics), to join a team studying marine plankton using continuous plankton recordersThe Officer-in-Charge, ...
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  • 47
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1674-1675 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] The occurrence of neurofibrils in tissue cultures has been described by Levi and Meyer1 and Weiss and Wang2 in ganglion cells of chick embryos. They could be seen with greater frequency in fixed and stained preparations than in living cells. Similar observations were made by R. S. Geiger8 on ...
    Materialart: Digitale Medien
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  • 48
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1673-1674 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Fig. 1 presents typical observations from a myasthenic patient free from any drug (J5), a cat treated with hemicholinium HC3 (C), and another cat mildly paralysed with d-tubocurarine (D). What is being compared is the pattern of changes in neuromuscular block following a brief faradization of the ...
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  • 49
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1680-1681 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Three unrelated organisms, Penicillium chrysogenum, Streptomyces lavendulae and Escherichia coli, were grown in a non-antigenic medium consisting of glucose and inorganic salts using a fermentor stand variable drive assembly (New Brunswick Scientific Co., New Brunswick, New Jersey). The cultures ...
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  • 50
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1552-1553 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] ON November 13, Mr. Eamon de Valera, Prime Minister of the Republic of Ireland, unveiled a tablet on Broome Bridge at Cabra, Dublin, to commemorate the invention of quaternions. The bridge has now been renamed Rowan Hamilton Bridge. The story of Hamilton and his bridge ranks with those of ...
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  • 51
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1553-1553 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] WITH the completion of the decade of publication of the Yearbook of Forest Products Statistics, the Forestry Division of the Food and Agriculture Organization of the United Nations has decided that in view of the considerable progress that had been achieved in making the compilation more complete, ...
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  • 52
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1553-1553 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE present century has, perhaps, been more notable for advances in techniques and in the accumulation of detailed knowledge than in the formulation of radically fresh ideas in geology, and it is of interest to inquire what general trend is discernible in the interpretation of the Earth s history ...
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  • 53
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1554-1554 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE Christmas Lecture arranged by the Institution of Electrical Engineers will be held in the Institution s rooms on December 31, at 3 p.m., when Dr. E. R. Laithwaite (University of Manchester) will speak on Invention and New Machines . Admission to the Lecture is by ticket, obtainable, free of ...
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  • 54
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1558-1559 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] WHILE research work devoted to various aspects of radio wave propagation is vital and should continue, it is recommended by the chairman of the Radio Research Board in his annual report* that the research programme of the Department of Scientific and Industrial Research Radio Research Station ...
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  • 55
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1545-1547 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] DURING the latter half of October 1957, following the Windscale reactor accident, we observed that the gamma-ray activity of certain members of the staff of the Radiological Protection Service, at Belmont, Surrey, was higher than expected from previous estimates of their body content of the ...
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  • 56
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1547-1548 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE current annual report of the British Empire Cancer Campaign for 1957* consists of a volume of more than 500 pages plus a supplement of 156 pages. During the year the Campaign financed cancer research by grants of more than £600,000 ; the index of research workers mentioned contains ...
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  • 57
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1550-1550 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE second Atoms for Peace Award of 75,000 dollars and a gold medallion, founded as a memorial to Henry and Edsel Ford, has been made to Prof. G. C. de Henry, associate of the Institute for Research in Organic Chemistry, University of Stockholm, and of the Institute of Theoretical Physics, ...
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  • 58
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1588-1588 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] IN this substantial monograph Prof. Petrunkevitch continues his study of amber spiders with an examination of 230 Baltic specimens, chiefly from collections in France, Germany and Denmark. Forty-seven new species are described, two of them belonging to families, Oxyopidae and Hahniidae, previously ...
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  • 59
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1554-1554 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE annual meeting of the Science Masters Association is to be held in University College, Gower Street, London, W.C.I, during December 30 January 2. The programme includes the following lectures: The Scope of Modern Physics., by Prof. H. S. W. Massey; Principles of Organic Chemistry., by Prof. E. ...
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  • 60
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1574-1575 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] IT is ten years since the first volume (Vol. 11 in the series) of the Trait de Zoologie appeared, and now we have to welcome Vol. 13, the ninth to be published, which is devoted to the Agnatha and Pisces. The total number of volumes in the series is to be eighteen, so that approximately half the ...
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  • 61
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1582-1582 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE new Handbuch der Physik will contain three volumes on geophysics, of which these two are the only ones so far published. Vol. 47 deals with the solid Earth, and Vol. 48 mainly with the atmosphere and oceans. Both volumes consist of a series of separate essays which between them cover most ...
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  • 62
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1585-1585 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] COFFEE and literature seem indissolubly linked It helpeth digestion and procureth alacrity ., wrote Burton in his Anatomy of Melancholy and from that time to the present-day Partisan in Soho, coffee houses have been the penny universities (as Aytoun Ellis described them in his book two years ago) ...
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  • 63
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1592-1592 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Table l. HYDROGEN OVERPOTENTIAL DATA AT GERMANIUM ELECTRODES (28° C. AND l M HYDROCHLORIC ACID) Bulk Crystal electron Exchange cur- b (mV.)* ?fi=0 surface concentra- rent (amp. cm.-2) (mV.) exposed tion (em.-3) Unknown 4 x 1014 1 -4 x 10.8 113 45 Unknown 3 x ...
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  • 64
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1593-1593 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] These rods were prepared by the reduction of boron tribromide by hydrogen on a tiny 0.025.mm. diameter tungsten filament at about 1,200° C. The main impurity in the rods was that of the tungsten core, which amounted to about 0.04 mole per cent. Emission spectrographic analysis indicated small ...
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  • 65
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1590-1590 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] SOME thirty years ago, a new root stretched out into the very foundations of mathematics, or rather, of mathematical logic. This was the combin-atory logic of Schonfinkel and Curry. Its particular task is the study of combinators, which are, in fact, a species of constant operator. In formal logic, ...
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  • 66
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1623-1623 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] (Meetings marked with an asterisk * are open to the public) Monday, December 8 ROYAL GEOGRAPHICAL SOCIETY (at 1 Kensington Gore, London, S.W.7), at 6 p.m. Journey Into Spring and Between the Tides (Colour Films). Tuesday, December 9 PHYSICAL SOCIETY, Low TEMPERATURE GROUP (at the Institute ...
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  • 67
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1590-1590 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] "FIVE Years' Work in Librarianship" succeeds "The Year's Work in Librarianship which ceased publication with the volume for 1950.Arranged in six sections covering, respectively, national and academic libraries, special libraries, public libraries, young people's libraries and library practice, with ...
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  • 68
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1595-1596 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] After removal of free iron oxides5 and interlay er aluminium4 from the clay fractions of these three soils, the 14 A. component behaved like vermiculite. It gave a 14 A. basal spacing on saturation with magnesium and solvation in glycerol which collapsed to 10 A. on saturation with potassium. In ...
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  • 69
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1478-1480 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] IN 1946, G. Gamow1 advanced the speculative hypothesis that, possibly, ... the realm of galaxies . . . represents only a small part of a much larger system (a super-galaxy in the super-Shapley sense) rotating around a distant centre ., perhaps ... located far beyond the reach of our telescopes . ...
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  • 70
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1779-1781 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE third International Seaweed Symposium was held in Galway, Ireland, during August 13 15, when some 220 scientists and industrialists from twenty-seven countries in Europe, Asia, Africa and the Americas attended. (The first and second Seaweed Symposia were reviewed in Nature, 170, 478 ; 1952 ; ...
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  • 71
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1783-1784 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE East African Agriculture and Forestry Research Organization is an inter-territorial research organization administered by, and forming part of, the East Africa High Commission. It is jointly financed by the three East Africa Territories of Kenya, Tanganyika and Uganda, the Protectorate of ...
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  • 72
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] SYNTHESIS of deoxyribonucleic acid occurs only for a limited period of time in interphase1.2. Therefore, in studying the effects of radiation on the synthesis of deoxyribonucleic acid it is important to differentiate between effects on the pre- or post-synthetic period as opposed to the synthetic ...
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  • 73
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1794-1794 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] A sample of kaolinite from Singhbhum, India, was tested by the differential thermal analysis method. This resulted in two prominent endothermal peaks at 140 C. and 550 C. each and a prominent exothermal peak at 1,000 C. This is in conformity with the observations of Spiel, Berkelheimer, Pask and ...
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  • 74
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1797-1797 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] The possibility that the observed effect arose from aerial oxidation was excluded by showing that virtually the same annealing occurred whether the crystals were heated in air or in vacuo. Another possibility that the disappearance of the nitrite was due to thermal decomposition of the lead ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 75
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1799-1799 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] In the present study we attempted to characterize metabolic processes that might participate in maintaining normal cortical polarity. For this purpose the levels of some metabolites were determined in the rat brain during the various phases of steady potential changes caused by transitory brain ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 76
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1801-1801 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Fifty-seven female mice of the Strong A line were used in these experiments. Only brother-sister matings were used throughout the experiment and the onset of pregnancy was determined by the presence of a vaginal plug, the day on which the plug was detected being taken as day 1 of the pregnancy. Two ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 77
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1805-1805 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Varying the external potassium concentration had a similar effect on the resting potential to that with other animals. Plotting the resting potentials against the logarithms of the external potassium concentrations resulted in a straight line in the higher concentration ranges. A decrease in the ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 78
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1809-1809 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Landsteiner and Botteri8 showed that the water-insoluble sphingolipid fraction of brain had the greatest toxin-fixing capacity and believed that the cerebroside, phrenosine, was the specific toxin receptor substance ; but they could not reconcile this with the fact that white matter is much richer ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 79
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1812-1812 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] In the experiments reported here, whole plants of Coriaria arborea were dug in the field and brought into the laboratory with the root systems tied into plastic bags to guard against excessive loss of water. Nodules and nodule clusters were then excised, brushed free of adhering soil, washed and ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 80
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1815-1815 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Such a gelation could occur in the leaves and bark of over-wintering plants like pines and thus stabilize the cytoplasm against distortion during the dehydration accompanying ice formation. Gelation of the cell contents of trees has been mentioned in the literature ; but observations are not ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 81
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1818-1819 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Another reason why precision in identification of species is desirable is that there is probably much to be gained from a greater integration of knowledge obtained by investigation of living forms with our knowledge of taxonomy, gleaned in large measure from the fossil record of extinct forms. This ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 82
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1821-1821 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] APPLICATIONS are invited for the following appointments on or before the dates mentioned : CHAIR OF PHYSICAL CHEMISTRY, CHAIR OF MATHEMATICS, and CHAIR OF PHYSICS in the University of Khartoum The Secretary, Inter-University Council for Higher Education Overseas, 29 Woburn Square, London, ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 83
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1696-1696 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] AFTER devoting the whole of his professional career to the study of the performance of ships, Mr. J. L. Kent has written a book on a subject in which he is exceptionally well qualified. During his many years experience of testing model ships, and research at the National Physical Laboratory, Mr. ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 84
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1698-1698 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE study of tree physiology as a separate branch of plant physiology has been traditionally confined largely to those problems of flow of sap, translocation and growth which assume particular significance in large woody perennials. In recent years, however, interest in the physiology of forest ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 85
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1706-1707 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] STEPHEN BUTTERWORTH died on October 28 at the age of seventy-three at his home in Cowes, Isle of Wight, having retired from the Admiralty scientific staff in 1945. After being educated at the University of Manchester, Butterworth was for eleven years a lecturer in physics at the Manchester ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 86
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1708-1708 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE Council of the European Organization for Nuclear Research (CERN) recently approved contributions from the twelve member States totalling 55,000,000 Swiss francs for 1959 (compared with a budget of 56,000,000 Swiss francs for 1958). Good progress was made during 1958 in the construction of the ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 87
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1708-1708 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE eleventh annual report of the Northern Advisory Council for Further Education, which covers the year ended March 31, 1958, records the decision of the Minister of Education to develop the Rutherford College of Technology into a college of advanced technology (see Nature, 179, 1277 ; 1957), and ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 88
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1710-1710 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE Gairdner Foundation has announced its first international awards in arthritis and heart disease, totalling 40,000 dollars. Medical scientists from Britain, the United States and Canada are included among the seven recipients. The Gairdner Foundation Award of Merit of 25,000 dollars has been ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 89
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1710-1710 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] CHRISTMAS lectures for children aged thirteen to seventeen years are to be given for the first time this year at the Science Museum. There will be two subjects: first, From Man Power to Atomic Power on December 31, repeated on January 1 and 2 ; second, The Story of Flight on January 5, repeated on ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 90
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1712-1713 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE Institution of Chemical Engineers, ever since its inception thirty-five years ago, has pressed for an appreciation of the importance of chemical engineering in the national economy and has made unceasing efforts to promote the training of chemical engineers; but development in Britain lagged ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 91
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1713-1715 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] IT is abundantly clear that the supply of suitable A fuels and the provision of adequate power represent essential factors in any efficient industrial unit. It may well be doubted, however, whether, in view of the ever-increasing complexity of the situation, those responsible for important ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 92
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1717-1717 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE inhibitive effects, on the germination of A seeds and on seedling growth, of products from decomposing plant materials in soil have been examined by Z. A. Patrick and L. W. Koch (Canad. J. Bot.9 36, 621 ; 1958). Substances capable of inhibiting the respiration, germination and growth of tobacco ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 93
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1726-1726 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] It was found by a convergent beam X-ray analysis2 and by an X-ray microbeam diffraction method3 that there exist in the grains of some commercial photographic emulsions distinct angular misalignments and sub-structures. In recent studies of X-ray microbeam transmission photographs using a Hilger ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 94
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1729-1729 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] The apparatus used was a Stanton thermobalance with provision for controlled atmosphere. Peat from three different sources, previously dried to approximately 10 per cent water-content for use as fuel in our experimental gas turbine, was ground and passed through a 150.mesh sieve. A 1 gm. sample ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 95
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1732-1733 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Crystalline muscle glyceraldehyde-3.phosphate dehydrogenase (specific activity 3.8 X 105 as defined by Velick4) and crystalline yeast alcohol dehydrogenase (specific activity 1.8 x 105 units per mgm. protein5) were prepared4.5. In both cases the enzyme activity was determined spectrophotometrically ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 96
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1731-1732 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Bromination of a mixture which has been previously analysed chromatographically and then re-running the brominated sample has been a common technique for determining the presence of compounds containing double bonds. Bromine adds to the double bonds to form a dibromide, tetrabromide, hexabromide, ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 97
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1735-1736 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] 11 per cent (w/v) of ammonium carbonate (reagent grade) in glass-distilled water was administered intravenously in divided doses of 27.220 mgm./kgm. of body-weight to segregated female Sprague-Dawley rats weighing 239 300 gm. A total of 63 experiments was performed. All electrode implantations, ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 98
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1738-1739 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] It may be useful to direct attention to the fact that spontaneous hypercholesterol mia in the absence of any cholesterol feeding has been observed under three conditions in the mouse. During the past few years, this laboratory has been engaged in a study of the etiology of the various forms of ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 99
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1742-1742 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Bottiglioni and Prodi1 observed that only the stroma of metastasizing tumours is rich in a meta-chromatic substance. The present investigation aimed at studying the local reaction to non-metastasizing and metastasizing transplantable tumours, namely, the Walker adeno-carcinoma and a rat sarcoma ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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  • 100
    Digitale Medien
    Digitale Medien
    [s.l.] : Nature Publishing Group
    Nature 182 (1958), S. 1747-1748 
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] It would seem, then, that more definitive evidence is necessary before any final conclusions can be drawn. The existing results are limited largely by the techniques used. The simple counting of division figures as an indication of local frequencies of mitotic activity has several drawbacks, ...
    Materialart: Digitale Medien
    Standort Signatur Erwartet Verfügbarkeit
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