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The First Successful Cloning of a Gaur (2000), by Advanced Cell Technology - Image
By: Katherine Koczwara
| Published: Jun 11, 2019
The first successful cloning of a gaur in 2000 by Advanced Cell Technology involved the cells of two animals: an egg cell from a domestic cow and a
GaurCloningCattle--CloningExperimentsOrganisms
"The Development of the Turtle Carapace" (1989), by Ann Campbell Burke
By: Guido Caniglia
| Published: Oct 20, 2011
Ann Campbell Burke examines the development and evolution of vertebrates, in particular, turtles. Her Harvard University experiments, described in…
LiteratureExperimentsPublicationsTurtlesEvolution
“Survival of Mouse Embryos Frozen to -196 ° and -269 °C” (1972), by David Whittingham, Stanley Leibo, and Peter Mazur
By: Risa Aria Schnebly
| Published: Oct 01, 2020
In 1972, David Whittingham, Stanley Leibo, and Peter Mazur published the paper, “Survival of Mouse Embryos Frozen to -196 ° and -269 °C,” hereafter…
LiteratureCultures (Biology)--CryopreservationCells--CryopreservationMolecular weightsCryobiology
"Viable Offspring Derived from Fetal and Adult Mammalian Cells" (1997), by Ian Wilmut et al.
By: Zane Bartlett
| Published: Oct 10, 2014
In the 1990s, Ian Wilmut, Jim McWhir, and Keith Campbell performed experiments while working at the Roslin Institute in Roslin, Scotland. Wilmut,…
CloningMolecular CloningClone CellsCampbell, Keith, 1954-2012Roslin Institute
CRISPR Acquired Resistance Against Viruses (2007)
By: Meilin Zhu
| Published: Nov 15, 2017
In 2007, Philippe Horvath and his colleagues explained how bacteria protect themselves against viruses at Danisco, a Danish food company, in Dangé-…
gene editingStreptococcus thermophilusvirusesBacteriaRNA
“Sex Limited Inheritance in Drosophila” (1910), by Thomas Hunt Morgan
By: Kevin Gleason
| Published: May 22, 2017
In 1910, Thomas Hunt Morgan performed an experiment at Columbia University, in New York City, New York, that helped identify the role chromosomes…
DrosophilaHeredityInheritance of acquired charactersColumbia University--Graduate studentsMutation
"The Familial Factor in Toxemia of Pregnancy" (1968), by Leon C. Chesley, et al.
By: Sarah Patel
| Published: Mar 16, 2017
In the 1950s and 1960s, researchers Leon Chesley, John Annitto, and Robert Cosgrove investigated the possible familial factor for the conditions of…
Chesley, Leon C., 1908-2000PreeclampsiaEclampsiaMargaret Hague Maternity Hospital (Jersey City, N.J.)Pregnancy
Elizabeth Blackburn, Carol Greider and Jack Szostak's Telomere and Telomerase Experiments (1982-1989)
By: Zane Bartlett
| Published: Mar 24, 2015
Experiments conducted by Elizabeth Blackburn, Carol Greider, and Jack Szostak from 1982 to 1989 provided theories of how the ends of chromosomes,…
TelomereGreider, Carol W.Chromosome replicationTelomeraseDNA
"Sheep Cloned by Nuclear Transfer from a Cultured Cell Line" (1996), by Keith Campbell, Jim McWhir, William Ritchie, and Ian Wilmut
By: Zane Bartlett
| Published: Sep 19, 2014
In 1995 and 1996, researchers at the Roslin Institute in Edinburgh, Scotland, cloned mammals for the first time. Keith Campbell, Jim McWhir, William…
CloningClone CellsCloning, MolecularCloning, OrganismExperiments
"A Stochastic Model of Stem Cell Proliferation, Based on the Growth of Spleen Colony-Forming Cells” (1964) by James Till, Ernest McCulloch, and Louis Siminovitch
By: Ajeet Bains
| Published: Aug 31, 2020
In 1964, authors James Till, Ernest McCulloch, and Louis Siminovitch, published A Stochastic Model of Stem Cell Proliferation, Based on The Growth of…
Stem CellsPluripotent Stem CellsAdult Stem CellsEmbryonic Stem CellsHematopoietic Stem Cells