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"Reproductive Options for HIV-Serodiscordant Couples” (2006) by Pablo Barreiro, Ann Duerr, Karen Beckerman, and Vincent Soriano
By: Chase V. Florez
| Published: Oct 31, 2019
In July 2006, scientist Pablo Barreiro and colleagues published “Reproduction Options for HIV-Serodiscordant Couples,” in which they recommended…
LiteratureHIV-positive personsHIV infectionsAIDS (Disease)HIV-positive men--United States
On the Generation of Animals, by Aristotle
By: Cera R. Lawrence
| Published: Oct 02, 2010
Aristotle's On the Generation of Animals is referred to in Latin as De Generatione animalium. As with many of Aristotle's writings, the exact date of…
LiteratureReproductionPublicationsphilosophy
Ericsson Method of Sperm Separation
By: Alysse Blight
| Published: Sep 20, 2019
In 1973, Ronald Ericsson developed the Ericsson method, which is a technique used to separate human male sperm cells by their genetic material.…
TechnologySex ChromosomesGonosomesSpermSpermatozoa
“Transfer of a Human Zygote” (1973), by David De Kretzer, Peter Dennis, Bryan Hudson, John Leeton, Alexander Lopata, Ken Outch, James Talbot, and Carl Wood
By: Whitney Alexandra Tuoti
| Published: Mar 25, 2021
On 29 September 1973, researchers David De Kretzer, Peter Dennis, Bryan Hudson, John Leeton, Alexander Lopata, Ken Outch, James Talbot, and Carl Wood…
LiteratureEmbryologyEmbryogenesisZygotesEmbryo Transfer
“Pregnancy Established in an Infertile Patient After Transfer of a Donated Embryo Fertilized In Vitro” (1983), by Alan Trounson, John Leeton, Mandy Besanko, Carl Wood, and Angelo Conti
By: Whitney Alexandra Tuoti
| Published: Apr 13, 2021
In 1983, researchers Alan Trounson, John Leeton, Carl Wood, Mandy Besanko, and Angelo Conti published the article “Pregnancy Established in an…
LiteratureFertilization in VitroIn vitro fertilizationEgg donorsTest-Tube Babies
De Formato Foetu (c. 1600), by Girolamo Fabrici
By: Hilary Gilson
| Published: Aug 27, 2008
The embryological treatise De formato foetu (The Formed Fetus) was written by anatomist and embryologist Girolamo Fabrici. There is no conclusive…
LiteratureFabricius, ab Aquapendente, approximately 1533-1619FetusPublicationsAnatomy
Sex Determination in Humans
By: Risa Aria Schnebly
| Published: Jul 16, 2021
In humans, sex determination is the process that determines the biological sex of an offspring and, as a result, the sexual characteristics that they…
Sex DeterminationGenetic sex determinationIntersex peopleDiscrimination against intersex peopleStevens, N. M. (Nettie Maria), 1861-1912
“Female Ejaculation: A Case Study” (1981), by Frank Addiego, Edwin G. Belzer Jr., Jill Comolli, William Moger, John D. Perry, and Beverly Whipple
By: Baylee A. Edwards
| Published: Jul 06, 2022
In 1981, Frank Addiego and colleagues published “Female Ejaculation: A Case Study” in The Journal of Sex Research. In the article, the authors find…
LiteratureEjaculationOrgasmFemale orgasmG spot
Ian Wilmut (1944- )
By: Inbar Maayan
| Published: Nov 17, 2010
British embryologist Sir Ian Wilmut, best known for his work in the field of animal genetic engineering and the successful cloning of sheep, was born…
PeopleNuclear Transfer TechniquesBiographyNuclear TransplantationGenetic Engineering
Ian Wilmut (1944- )
By: Inbar Maayan
| Published: Nov 17, 2010
British embryologist Sir Ian Wilmut, best known for his work in the field of animal genetic engineering and the successful cloning of sheep, was born…
PeopleNuclear Transfer TechniquesBiographyNuclear TransplantationGenetic Engineering