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  • 1
    Digitale Medien
    Digitale Medien
    Butterflies as Botanists (1884)
    [s.l.] : Nature Publishing Group
    Nature 30 (1884), S. 240-240 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] THE caterpillars of Mechanitis, Dircenna, Ceratinia, and Ithonia feed on different species of Solanaceæ (Solanum, Cyphomandra, Bassovia, Cestrum), those of the allied genus Thyridia on Brunfelsia. Now this latter genus of plants had been placed unanimously among the Scrophularineæ, till quite ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/030240c0
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  • 2
    Digitale Medien
    Digitale Medien
    Christian Conrad Sprengel (1884)
    [s.l.] : Nature Publishing Group
    Nature 30 (1884), S. 240-241 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] WILL you allow me a short reply to Prof. Hagen's letter published in NATURE (vol. xxix. p. 572)? It is evident that Prof. Hagen's statements are very far from proving what he asserted in his former letter, viz. that between 1830 and 1840 Sprengel's discoveries were known to every student in ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/030240d0
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  • 3
    Digitale Medien
    Digitale Medien
    Genetics Influence of TOR kinase on lifespan in C. elegans (2003)
    [s.l.] : Nature Publishing Group
    Nature 426 (2003), S. 620-620 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] The group of enzymes known as TOR (for 'target of rapamycin') kinases regulates cell growth and proliferation in response to nutrients and hormone-dependent mitogenic signals. Here we show that TOR deficiency in the nematode Caenorhabditis elegans more than doubles its natural lifespan. This ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/426620a
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  • 4
    Digitale Medien
    Digitale Medien
    Gene expression Long-term gene silencing by RNAi (2006)
    [s.l.] : Nature Publishing Group
    Nature 442 (2006), S. 882-882 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] Small RNA molecules participate in a variety of activities in the cell: in a process known as RNA interference (RNAi), double-stranded RNA triggers the degradation of messenger RNA that has a matching sequence; the small RNA intermediates of this process can also modify gene expression in the ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/442882a
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  • 5
    Digitale Medien
    Digitale Medien
    Fritz Müller on Brazil Kitchen Middens, Habits of Ants, &c. (1876)
    [s.l.] : Nature Publishing Group
    Nature 13 (1876), S. 304-305 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] [MR. CHARLES DARWIN has kindly sent us for publication the following letter, addressed to him by Herr Fritz Müller, the well-known naturalist, brother of our contributor, Dr. Hermann Müller, and who has for so long been devoting himself to natural history researches in Brazil.] My dear ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/013304b0
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  • 6
    Digitale Medien
    Digitale Medien
    Fritz Müller on Flowers and Insects (1877)
    [s.l.] : Nature Publishing Group
    Nature 17 (1877), S. 78-79 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] You mention (“Different Forms of Flowers”, page 331), the deficiency of glands on the calyx of the cleistogamic flowers of several Malpighiaceæ, suggesting, in accordance with Kerner's views, that this deficiency may be accounted for by the cleistogamic flowers not requiring any protection from ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/017078c0
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  • 7
    Digitale Medien
    Digitale Medien
    The Habits of various Insects (1874)
    [s.l.] : Nature Publishing Group
    Nature 10 (1874), S. 102-103 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] I DELAYED answering your kind letter of January 1 till I should have had an opportunity of examining once more some nests of leaf-cutting ants, to which you had directed my attention. In the meantime I received Belt's “Nicaragua,” which I have read with extraordinary interest, and for which I ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/010102c0
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  • 8
    Digitale Medien
    Digitale Medien
    Christian Conrad Sprengel (1884)
    [s.l.] : Nature Publishing Group
    Nature 29 (1884), S. 334-335 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] SPEAKING of Christian Conrad Sprengel's discoveries, Dr. H. A. Hagen says (NATURE, vol. xxix. p. 29):—“In Germany these discoveries were well known to every naturalist during the whole century. Certainly between 1830 and 1870 at every university in Prussia the same facts were taught as ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/029334d0
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  • 9
    Digitale Medien
    Digitale Medien
    Two Kinds of Stamens with Different Functions in the Same Flower (1883)
    [s.l.] : Nature Publishing Group
    Nature 27 (1883), S. 364-365 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] To the Melastomaceæ and Commelynaceæ mentioned in NATURE (vol. xxiv. p. 307, vol. xxvi. p. 386, and vol. xxvii. p. 30), may be added the genera Mollia (Tiliaceæ), Lagerstræmia (Lythraceæ), and Heteranthera (Pontederaceæ), for having differently coloured anthers. In several species of Mollia, ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/027364b0
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  • 10
    Digitale Medien
    Digitale Medien
    Animal Intelligence (1883)
    [s.l.] : Nature Publishing Group
    Nature 27 (1883), S. 240-241 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] IN an excellent paper on “Animal Intelligence” (NATURE, vol. xxvi. p. 523), Mr. C. Lloyd Morgan says that “The brute has to be contented with the experience he inherits or individually acquires. Man, through language spoken or written, profits by the experience of his fellows. Even the most ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/027240b0
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