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Edgar Allen and Edward A. Doisy's Extraction of Estrogen from Ovarian Follicles, (1923)
By: Brendan Van Iten
| Published: Mar 02, 2017
In the early 1920s, researchers Edgar Allen and Edward Adelbert Doisy conducted an experiment that demonstrated that ovarian follicles, which produce…
OvariesCorpus LuteumEndometriumEstrogenHormones, Sex
Edgar Allen (1892–1943)
By: Brendan Van Iten
| Published: Jul 23, 2017
Edgar Allen identified and outlined the role of female sex hormones and discovered estrogen in the early 1900s in the US. In 1923, Allen, through his…
EstrogenHormones, SexOogenesisEstrusMenstrual Cycle
Ovarian Hyperstimulation Syndrome (OHSS) Caused by Fertility Treatment
By: Alison Lane
| Published: Oct 20, 2020
Ovarian hyperstimulation syndrome, abbreviated OHSS, is an atypical reaction that women may experience in response to excessive hormones, and often…
Fertility clinicsFertility, HumanFertilization in vitro, HumanOvulationOvulation--Induction