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Christian Peeters and Bert Hölldobler's Experiments on Reproduction in Indian Jumping Ants (1991–1994)
By: Kelle Dhein
| Published: Mar 23, 2017
Between 1991 and 1994, Christian Peeters and Bert Hölldobler studied the reproductive behaviors of the Indian jumping ant (Harpegnathos saltator), a…
AntsPoneraInsectsWorkers (Insects)Queens (Insects)
Experiments on the Reproductive Costs of a Pure Capital Breeder, the Children’s Python (Antaresia childreni) (2013), by Olivier Lourdais, Sophie Lorioux, and Dale F. DeNardo
By: Brittany Kaminsky
| Published: Jan 03, 2018
In 2013, Olivier Lourdais, Sophie Lorioux, and Dale DeNardo conducted a study on the impact of the reproductive effort on the muscle size and the…
Snakes--PhysiologyPythonsVitellogenesisSnakes--ReproductionEggs--Incubation
“Effect of Air Quality on Assisted Human Reproduction” (2010), by Richard Legro, Mark V. Sauer, Gilbert L. Mottla, Kevin S. Richter, Xian Li, William C. Dodson, and Duanping Liao
By: Ajeet Bains
| Published: May 05, 2021
In the early 2000s, Richard S. Legro, Mark V. Sauer, Gilbert L. Mottla, Kevin S. Richter, William C. Dodson, and Duanping Liao studied the…
In vitro fertilizationFertilization in VitroIndoor air pollutionPollutionUrban pollution
"The Adaptive Significance of Temperature-Dependent Sex Determination in a Reptile" (2008), by Daniel Warner and Richard Shine
By: Karla Moeller
| Published: Oct 07, 2013
In 2008 researchers Daniel Warner and Richard Shine tested the Charnov-Bull model by conducting experiments on the Jacky dragon (Amphibolurus…
ExperimentsSex DifferentiationReproductionAdaptationfetal development
David Wildt's Domestic Cat and Cheetah Experiments (1978-1983)
By: Caroline Appleton
| Published: Dec 19, 2011
David Wildt's cheetah (Acinonyx jubatus) research from 1978-1983 became the foundation for the use of embryological techniques in endangered species…
Endangered SpeciesExperimentsCatsFertility
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
“Effect of Vaginal Sildenafil on the Outcome of In Vitro Fertilization (IVF) After Multiple IVF Failures Attributed to Poor Endometrial Development” (2002), by Geoffrey Sher and Jeffrey Fisch
By: Alison Lane
| Published: Dec 22, 2020
Researchers Geoffrey Sher and Jeffrey Fisch gave Viagra, also known as sildenafil, to women undergoing fertility treatment to test whether the…
Fertility clinicsFertility, HumanHuman embryo--TransplantationEmbryo TransferSildenafil Citrate
Embryonic Sex Differentiation and Sex Hormones (1947), by Carl R. Moore
By: Mary Drago
| Published: May 03, 2014
In 1947, Carl Richard Moore, a researcher at the University of Chicago, in Chicago, Illinois, wrote Embryonic Sex Differentiation and Sex Hormones,…
LiteratureEndocrinologyHormones, SexGonadal Steroid HormonesFreemartinism
Clinical Tests of Estrogen Injections on Women with Abnormal Menstrual Cycles During the Early 1920s by Jean Paul Pratt and Edgar Allen
By: Brendan Van Iten
| Published: Apr 06, 2017
In the early twentieth century US, Jean Paul Pratt and Edgar Allen conducted clinical experiments on women who had abnormal menstrual cycles. During…
EstrogenEndocrinologyDoisy, Edward Adelbert, 1893-1986MenstruationUterus
Temperature-Dependent Sex Determination in Reptiles
By: Karla T. Moeller
| Published: Feb 01, 2013
The sex of a reptile embryo partly results from the production of sex hormones during development, and one process to produce those hormones depends…
Sex DifferentiationReproductionAdaptationfetal developmentEmbryology