Filter my results
Search
Displaying 1 - 10 of 33
Induced Pluripotent Stem Cell Experiments by Kazutoshi Takahashi and Shinya Yamanaka in 2006 and 2007
By: Zane Bartlett
| Published: Jun 01, 2015
In 2006, Kazutoshi Takahashi and Shinya Yamanaka reprogrammed mice fibroblast cells, which can produce only other fibroblast cells, to become…
Stem cells--ResearchStem CellsNobel PrizesEmbryologyDevelopmental Biology
"Gene Regulation for Higher Cells: A Theory" (1969), by Roy J. Britten and Eric H. Davidson
By: Justin Wolter
| Published: Sep 10, 2013
In 1969, Roy J. Britten and Eric H. Davidson published Gene Regulation for Higher Cells: A Theory, in Science. A Theory proposes a minimal model…
LiteratureGenetic regulationCell differentiationEvolutionGenes
Interspecies SCNT-derived Humanesque Blastocysts
By: Sarah Taddeo, Jason S. Robert, Nicole Diehnelt
| Published: Jun 23, 2017
Since the 1950s, scientists have developed interspecies blastocysts in laboratory settings, but not until the 1990s did proposals emerge to engineer…
BlastocystDiseasesbioethicsTadpoleCell nuclei--Transplantation
Telomerase in Human Development
By: Zane Bartlett
| Published: Mar 23, 2015
Telomerase 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 embryogenesis
Telomeres and Telomerase in Cellular Aging (Senescence)
By: Zane Bartlett
| Published: Feb 11, 2015
Telomeres are sequences of DNA on the ends of chromosomes that protect chromosomes from sticking to each other or tangling, which could cause…
TelomeraseGreider, Carol W.Wistar Institute of Anatomy and BiologyAgingDNA
"CRISPR /Cas9-mediated Gene Editing in Human Tripronuclear Zygotes" (2015), by Junjiu Huang et al.
By: Meilin Zhu
| Published: Nov 08, 2017
In 2015, Junjiu Huang and his colleagues reported their attempt to enable CRISPR/cas 9-mediated gene editing in nonviable human zygotes for the first…
LiteratureDoudna, Jennifer A.Charpentier, Emmanuelle, 1968-Clustered Regularly Interspaced Short Palindromic RepeatsCRISPR-Cas Systems
Carol Widney Greider (1961-)
By: Zane Bartlett
| Published: Jan 26, 2015
Carol Widney Greider studied telomeres and telomerase in the US at the turn of the twenty-first century. She worked primarily at the University of…
Greider, Carol W.Women Nobel Prize winnersNobel Prize winnersTelomeraseTelomere
San Diego Zoo Institute for Conservation Research
By: Karen Love
| Published: Jun 12, 2017
The San Diego Zoo Institute for Conservation Research (SDZICR) in San Diego, California, is a research organization that works to generate, use, and…
OrganizationpreservationGeneticsEndangered SpeciesDNA
Sex-determining Region Y in Mammals
By: Troy Cox
| Published: Dec 31, 2013
The Sex-determining Region Y (Sry in mammals but SRY in humans) is a gene found on Y chromosomes that leads to the development of male phenotypes,…
Y ChromosomeTestisEmbryosChromosomesSex Chromosomes
The Meselson-Stahl Experiment (1957–1958), by Matthew Meselson and Franklin Stahl
By: Victoria Hernandez
| Published: Apr 18, 2017
In an experiment later named for them, Matthew Stanley Meselson and Franklin William Stahl in the US demonstrated during the 1950s the semi-…
DNA ReplicationMeselson, MatthewStahl, Franklin W.DNA--SynthesisDNA