An Interactive Annotated World Bibliography of Printed and Digital Works in the History of Medicine and the Life Sciences from Circa 2000 BCE to 2024 by Fielding H. Garrison (1870-1935), Leslie T. Morton (1907-2004), and Jeremy M. Norman (1945- ) Traditionally Known as “Garrison-Morton”
16061 entries, 14144 authors and 1947 subjects. Updated: December 10, 2024
Permanent Link for Entry #14058
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The theory of the free-martin.Science, 43, 611-613, 1916.Lillie found that sex steroids in the blood controlled differentiation. "Free-martins, sterile female cows born without sex organs, were a perplexing issue for cattle ranchers. Lillie found that free-martins formed when twins shared the same placenta. The hormones from the male twin would then be shared with the female, stunting the growth of her reproductive system." (Wikipedia article on Frank Rattray Lillie, accessed 3-2020). Subjects: BIOLOGY › Reproduction Permalink: www.historyofmedicine.com/id/14058 |