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The Southern Gastric-Brooding Frog
By: Christopher Rojas
| Published: Jan 26, 2015
The Southern Gastric-Brooding Frog (Rheobatrachus silus) was an aquatic frog that lived in south-east Australia. In 2002, the International Union…
Sexual behavior in animalsReproductive BehaviorExtinction (Biology)Extinct animalsCloning
“Guideline for the Study and Evaluation of Gender Differences in the Clinical Evaluation of Drugs” (July 1993), by the United States Food and Drug Administration
By: Caroline Meek
| Published: Jan 28, 2019
The US Food and Drug Administration, or FDA, published the “Guideline for the Study and Evaluation of Gender Differences in the Clinical Evaluation…
LawDrug approvalWomen's health services--United StatesLegislation, DrugClinical medicine--Research
The Effects of Diethylstilbestrol on Embryonic Development
By: Tristan Cooper-Roth
| Published: Sep 12, 2010
Estrogen plays a key role in the regulation of gene transcription. This is accomplished by its ability to act as a ligand and to bind to specific…
DiethylstilbestrolEstrogenHuman Development
Spermism
By: Cera R. Lawrence
| Published: Aug 13, 2008
Spermism was one of two models of preformationism, a theory of embryo generation prevalent in the late seventeenth through the end of the eighteenth…
SpermatozoaSpermOva
Karl Freiherr von Rokitansky (1804–1878)
By: Emily Santora
| Published: Aug 12, 2019
During the nineteenth century, Karl Freiherr von Rokitansky conducted research on the causes of disease by performing approximately 30,000 autopsies…
Endometriosis--Alternative treatment--Popular worksCervix uteriUterus--DiseasesAnatomy, PathologicalAutopsy
Beatrice Mintz (1922–2022)
By: Adam R. Navis
| Published: Jan 21, 2009
Beatrice Mintz is a brilliant researcher who has developed techniques essential for many aspects of research on mouse development. She produced the…
PeopleBiographyMiceCancer
Your Baby’s Sex: Now You Can Choose (1970), by David M. Rorvik and Landrum B. Shettles
By: Alysse Blight
| Published: Oct 31, 2019
In the book Your Baby’s Sex: Now You Can Choose, David Michael Rorvik and Landrum Brewer Shettles describe methods that couples can use prior to and…
LiteratureSex PreselectionSex PredeterminationFamily PlanningGender
Doe v. Bolton (1973)
By: Carolina J. Abboud
| Published: Nov 29, 2017
In the 1973 court case Doe v. Bolton, the US Supreme Court in Washington, D.C., ruled that a Georgia law regulating abortion was unconstitutional.…
LawBirth control clinicsAbortionFamily planning servicesAbortion--Law and legislation--United States
“General Considerations for the Clinical Evaluation of Drugs” (1977), by the United States Food and Drug Administration
By: Caroline Meek
| Published: Oct 31, 2019
The United States Food and Drug Administration, or FDA, published 'General Considerations for the Clinical Evaluation of Drugs,' in September 1977.…
LiteratureUnited States. Food and Drug AdministrationClinical TrialsDrugsPharmaceuticals
Michael D. West (1953- )
By: Lijing Jiang
| Published: Jun 23, 2010
Michael D. West is a biomedical entrepreneur and investigator whose aim has been to extend human longevity with biomedical interventions. His focus…
PeopleStem CellsBiographyRegeneration