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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
Charles Robert Cantor (1942- )
By: Alexis Abboud
| Published: Jun 11, 2015
Charles Robert Cantor helped sequence the human genome, and he developed methods to non-invasively determine the genes in human fetuses. Cantor…
Human Genome ProjectDNAfetal developmentFetusEmbryos
George W. Beadle's One Gene-One Enzyme Hypothesis
By: Divyash Chhetri
| Published: May 23, 2014
The one gene-one enzyme hypothesis, proposed by George Wells Beadle in the US in 1941, is the theory that each gene directly produces a single enzyme…
Beadle, George Wells, 1903-1989GeneticsGenetics, ExperimentalDrosophila melanogaster
The Roslin Institute (1993- )
By: Zane Bartlett
| Published: Sep 29, 2014
The Roslin Institute was established in 1993 in the village of Roslin, Scotland, as an independent research center by the Biotechnology and…
OrganizationCloningGenetic EngineeringHuman CloningOrganizations
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
Francis Sellers Collins (1950- )
By: Tito Carvalho
| Published: Apr 10, 2014
Francis Sellers Collins helped lead the International Human Genome Sequencing Consortium, which helped describe the DNA sequence of the human genome…
Human Genome ProjectNucleotide sequenceSequence Analysis, DNAGenome
“Studies on the Chemical Nature of the Substance Inducing Transformation of Pneumococcal Types: Induction of Transformation by a Desoxyribonucleic Acid Fraction Isolated from Pneumococcus Type III” (1944) by Oswald Avery, Colin MacLeod and Maclyn McCarty
By: Victoria Hernandez
| Published: Jul 08, 2019
In 1944, Oswald Avery, Colin MacLeod, and Maclyn McCarty published an article in which they concluded that genes, or molecules that dictate how…
LiteratureTransformation, BacterialBacterial TransformationStreptococcus pneumoniaeBacterial genetics
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
Molecular Epigenetics and Development: Histone Conformations, DNA Methylation and Genomic Imprinting
By: Tristan Cooper-Roth
| Published: Sep 28, 2010
Introduced by Conrad Hal Waddington in 1942, the concept of epigenetics gave scientists a new paradigm of thought concerning embryonic development,…
EpigenomicsEpigenetics
The Case of Lydia Fairchild and Her Chimerism (2002)
By: Alexis Darby
| Published: Jun 01, 2021
In 2002, after applying for government assistance in the state of Washington, Lydia Fairchild was told that her two children were not a genetic match…
ChimerismHuman GeneticsForensic geneticsLone twinsPaternity testing