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James Edgar Till is a biophysicist known for establishing the existence of stem cells along with Ernest McCulloch in 1963. Stem cells are…
PeopleStem CellsHematopoietic Stem CellsProgenitor CellsStem cells--Effect of radiation onIn 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 weightsCryobiologyThe HeLa cell line was the first immortal human cell line that George Otto Gey, Margaret Gey, and Mary Kucibek first isolated from Henrietta Lacks…
HeLa CellsContinuous cell linesResearch EthicsInformed consent (Medical law)Cervix uteri--CancerIn 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 CellsIn 1951 and 1952, Alfred Hershey and Martha Chase conducted a series of experiments at the Carnegie Institute of Washington in Cold Spring Harbor,…
BacteriophagesDNACold Spring Harbor LaboratoryProtein PrecursorsAmino Acid SequenceThe 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…
GaurCloningCattle--CloningExperimentsOrganismsFrom 1951 to 2001, researchers at the University of Oxford in Oxford, England, conducted the British Doctors’ Study, a study that examined the…
Doll, RichardHill, A. Bradford (Austin Bradford), 1897-1991Tobacco use--Health aspectsTobacco UseLungs--CancerShoukhrat Mitalipov, Masahito Tachibana, and their team of researchers replaced the mitochondrial genes of primate embryonic stem cells via spindle…
monkeysrhesus macaqueSendai virusEmbryonic Stem CellsMitochondrial DiseasesIn 2013, Olivier Lourdais, Sophie Lorioux, and Dale DeNardo conducted a study on the impact of the reproductive effort on the muscle size and the…
Snakes--PhysiologyPythonsVitellogenesisSnakes--ReproductionEggs--IncubationIn the 1950s and 1960s, Roger Sperry performed experiments on cats, monkeys, and humans to study functional differences between the two hemispheres…
Split brainBrain--Localization of functionsCorpus callosumBrain MappingSplit-Brain Procedure