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The Jackson Laboratory

By: Christina Raup | Published: Jul 01, 2010

The Roscoe B. Jackson Laboratory, known commonly in the scientific field as the Jackson Laboratory, was founded by Clarence Cook Little in May 1929.…

OrganizationOrganizationsLaboratoriesMiceGenetics

Christiane Nusslein-Volhard (1942- )

By: May Catherine, Jack Resnik | Published: Feb 16, 2012

Christiane Nusslein-Volhard studied how genes control embryonic development in flies and in fish in Europe during the twentieth and twenty-first…

DrosophilaEmbryologyGenesMorphogenesisRNA polymerases

Alfred Day Hershey (1908–1997)

By: Victoria Hernandez | Published: Apr 29, 2019

During the twentieth century in the United States, Alfred Day Hershey studied phages, or viruses that infect bacteria, and experimentally verified…

Hershey, A. D. (Alfred Day), 1908-Bacteriophage lambdaPhage lambdaBacteriophages--GeneticsBacteriophages

Conrad Hal Waddington (1905-1975)

By: Adam R. Navis | Published: Nov 08, 2007

Conrad Hal Waddington was an embryologist and theoretical biologist. His early experimental work investigated aspects of embryonic induction and the…

EpigenomicsEpigeneticsBiography
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Susumu Ohno (1928–2000)

By: Devangana Shah | Published: Jun 03, 2025

Susumu Ohno studied chromosome structure and evolution during the twentieth century in the United States. Ohno was one of the first researchers to…

Sequence Analysis, DNAGenes, DuplicateGene DuplicationBarr BodiesBiological Evolution

Fate Mapping Techniques

By: Corinne DeRuiter | Published: Nov 19, 2010

For more than 2000 years, embryologists, biologists, and philosophers have studied and detailed the processes that follow fertilization. The…

TechnologyCell Lineage

John D. Gearhart

By: Ke Wu | Published: Jan 19, 2011

John D. Gearhart is a renowned American developmental geneticist best known for leading the Johns Hopkins University research team that first…

PeopleStem CellsGeneticsBiography

Androgen Insensitivity Syndrome

By: Mary Drago | Published: Jun 05, 2014

Androgen Insensitivity Syndrome (AIS) is a human disorder in which an individual's genetic sex (genotype) differs from that individual's observable…

AndrogensAndrogens--PathophysiologyIntersexualityIntersex peopleAndrogen-Insensitivity Syndrome

MicroSort

By: Alysse Blight | Published: Jul 09, 2019

"MicroSort, developed in 1990 by the Genetics and IVF Institute, is a form of pre-conception sex selection technology for humans. Laboratories…

Technologyin vitroFertilization in vitro, HumanFertilization in VitroSperm donors

George McDonald Church (1954- )

By: Risa Aria Schnebly, Christopher Rojas | Published: Aug 12, 2015

George McDonald Church studied DNA from living and from extinct species in the US during the twentieth and twenty-first centuries. Church helped to…

DNA SequenceNucleotide sequenceGenesGenomesGenetics