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Post-Coital Oral Emergency Contraception
By: Sarah Ly
| Published: Mar 03, 2011
Post-coital oral emergency contraception is used for the prevention of pregnancy after intercourse. The contraception comes in the form of pills,…
Emergency ContraceptivesContraceptives, PostcoitalReproductionContraception
Embryonic Differentiation in Animals
By: Sarah Ly
| Published: Mar 03, 2011
Embryonic differentiation is the process of development during which embryonic cells specialize and diverse tissue structures arise. Animals are made…
differentiation
"Alternative Sources of Human Pluripotent Stem Cells" (2005), by Leon Kass and the President’s Council on Bioethics
By: Samuel Philbrick
| Published: Feb 22, 2011
Human pluripotent stem cells are valued for their potential to form numerous specialized cells and for their longevity. In the US, where a portion of…
LiteratureKass, LeonStem CellsPublicationsethics
Felix Anton Dohrn
By: Karen Wellner, Kal Clark, Brian Schuermann
| Published: Feb 22, 2011
Felix Anton Dohrn is best remembered as the founder of the Stazione Zoologica di Napoli, the world' s first permanent laboratory devoted to the study…
VertebratesBiographyLaboratories
"Embryonic Stem Cell Lines Derived from Human Blastocytes" (1998), by James Thomson
By: Ke Wu
| Published: Feb 01, 2011
After becoming chief pathologist at the University of Wisconsin-Madison Wisconsin Regional Primate Center in 1995, James A. Thomson began his…
Stem CellsExperimentsPublicationsHuman Development
"Embryonic Stem Cell Lines Derived from Human Blastocytes" (1998), by James Thomson
By: Ke Wu
| Published: Feb 01, 2011
After becoming chief pathologist at the University of Wisconsin-Madison Wisconsin Regional Primate Center in 1995, James A. Thomson began his…
Stem CellsExperimentsPublicationsHuman Development
James Alexander Thomson (1958- )
By: Ke Wu
| Published: Feb 01, 2011
James Alexander Thomson, affectionately known as Jamie Thomson, is an American developmental biologist whose pioneering work in isolating and…
PeopleThomson, James A., Dr.Stem CellsBiography
Zygote Intrafallopian Transfer
By: Tian Zhu
| Published: Jan 31, 2011
Zygote intrafallopian transfer (ZIFT) is an assisted reproductive technology (ART) first used in 1986 to help those who are infertile conceive a…
TechnologyZygote Intrafallopian TransferReproductionFertilization
Nicole Le Douarin and Charles Ordahl's Experiments on the Developmental Lineages of Somites
By: Corinne DeRuiter
| Published: Jan 31, 2011
Through various studies developmental biologists have been able to determine that the muscles of the back, ribs, and limbs derive from somites.…
SomitesExperimentsSomatic cellsVertebrates
The Interpretation of Development and Heredity (1930), by Edward Stuart Russell
By: Mark A. Ulett
| Published: Jan 31, 2011
First published in 1930 and reprinted in 1972, Edward Stuart Russell's The Interpretation of Development and Heredity is a work of philosophical and…
LiteratureHeredityPublications