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Telomeres are structures at the ends of DNA strands that get longer in the DNA of sperm cells as males age. That phenomenon is different for most…
TelomereAgingSpermSpermatozoaTelomeraseThe Roslin Institute was established in 1993 in the village of Roslin, Scotland, as an independent research center by the Biotechnology and…
OrganizationCloningGenetic EngineeringHuman CloningOrganizationsIn 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 InstituteIn 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, OrganismExperimentsTelomerase is an enzyme that regulates the lengths of telomeres in the cells of many organisms, and in humans it begins to function int the early…
TelomeraseTelomereDNAMolecular BiologySomatic embryogenesisApoptosis, or programmed cell death, is a mechanism in embryonic development that occurs naturally in organisms. Apoptosis is a different process…
ApoptosisGenetic regulationCaenorhabditis elegansCellsGerm CellsKeith Henry Stockman Campbell studied embryo growth and cell differentiation during the twentieth and twenty-first centuries in the UK. In 1995,…
Campbell, Keith, 1954-2012Wilmut, IanCloningStem CellsFibroblasts