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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
Julia Bell (1879-1979)
By: Jesse King
| Published: Dec 27, 2012
Julia Bell worked in twentieth-century Britain, discovered Fragile X Syndrome, and helped find heritable elements of other developmental and genetic…
Genetic Disordersfetal developmentRubella in pregnancyRubella virusHeredity
Tay-Sachs Disease
By: Kristin Kelley
| Published: Oct 29, 2010
In 1881 British opthalmologist Warren Tay made an unusual observation. He reported a cherry-red spot on the retina of a one-year-old patient, a…
Tay-Sachs DiseaseCongenital DisordersHeredity
Lap-Chee Tsui (1950-)
By: Kristina Winikates
| Published: Nov 10, 2011
Lap-Chee Tsui is a geneticist who discovered the cystic fibrosis (CF) gene, and his research team sequenced human chromosome 7. As the location of…
PeopleTsui, Lap-CheeCystic FibrosisReproductionBiography
Fetal Programming
By: Carrie Keller
| Published: Nov 03, 2020
Fetal programming, or prenatal programming, is a concept that suggests certain events occurring during critical points of pregnancy may cause…
Diabetes in pregnancyMaternal-Fetal ExchangeMetabolism in pregnancyMaternal-Fetal MedicineMothers--Nutrition
Walter Jakob Gehring (1939-2014)
By: Joe Brinkman
| Published: Dec 22, 2014
Walter Jakob Gehring discovered the homeobox, a DNA segment found in a specific cluster of genes that determine the body plan of animals, plants, and…
Homeobox genesDrosophilaGeneticsGenesGenes, Homeobox
Muriel Wheldale Onslow (1880-1932)
By: Samantha Hauserman
| Published: Oct 17, 2013
Muriel Wheldale Onslow studied flowers in England with genetic and biochemical techniques in the early twentieth century. Working with geneticist…
PeopleHeredityBiochemistryEpistasis (Genetics)Genetics
"The Developmental Capacity of Nuclei Taken from Intestinal Epithelium Cells of Feeding Tadpoles" (1962), by John B. Gurdon
By: Giselle Lee
| Published: Mar 16, 2017
In 1962 researcher John Bertrand Gurdon at the University of Oxford in Oxford, England, conducted a series of experiments on the developmental…
Cell nuclei--TransplantationGenetic EngineeringNuclear TransplantationUniversity College (University of Oxford)Xenopus laevis
The Meselson-Stahl Experiment (1957–1958), by Matthew Meselson and Franklin Stahl
By: Victoria Hernandez
| Published: Apr 18, 2017
In an experiment later named for them, Matthew Stanley Meselson and Franklin William Stahl in the US demonstrated during the 1950s the semi-…
DNA ReplicationMeselson, MatthewStahl, Franklin W.DNA--SynthesisDNA
Trisomy 18 (Edwards Syndrome)
By: Mark Zhang
| Published: Aug 16, 2011
John Hilton Edwards first described the symptoms of the genetic disorder known as Trisomy 18 - one of the most common forms of trisomy, which occurs…
TrisomyFetusCongenital DisordersHuman Development