ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] THERE is convincing physiological evidence indicating that, in several species of mammals, including man, horse and donkey, oestrogens and progesterone are elaborated by extra-ovarian tissues1'2. It is generally believed that the placenta represents the new source, though the available evidence ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/168771a0
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