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Francis Sellers Collins (1950- )
By: Tito Carvalho
| Published: Apr 10, 2014
Francis Sellers Collins helped lead the International Human Genome Sequencing Consortium, which helped describe the DNA sequence of the human genome…
Human Genome ProjectNucleotide sequenceSequence Analysis, DNAGenome
Hermaphrodites and the Medical Invention of Sex (1998), by Alice Domurat Dreger
By: Mary Drago
| Published: Apr 09, 2014
Hermaphrodites and the Medical Invention of Sex, by historian of science Alice Domurat Dreger, was published in 1998 by Harvard University Press. In…
LiteratureIntersex peopleGonads--DiseasesDisorders of Sex DevelopmentSex
St. George Jackson Mivart (1827-1900)
By: Divyash Chhetri
| Published: Apr 04, 2014
St. George Jackson Mivart studied animals and worked in England during the nineteenth century. He also proposed a theory of organismal development…
Evolution
California Proposition 71 (2004)
By: Ceara O'Brien
| Published: Apr 03, 2014
The California Stem Cell Research and Cures Act, also called Proposition 71, was a ballot initiative proposed by California voters in 2004 to…
LawStem cells--Research--Religious aspects--ChristianityStem cells--Research--Moral and ethical aspectsEmbryonic stem cells--Research--Law and legislationEmbryo Research
Andrew Francis Dixon (1868-1936)
By: S. Alexandra Aston
| Published: Apr 01, 2014
Andrew Francis Dixon studied human anatomy and egg cells at the turn of the twentieth century in Ireland and Great Britain. Dixon studied the sensory…
Nerves, CranialPolar BodiesMeiosis
"Ethical Issues in Human Stem Cell Research: Executive Summary" (1999), by the US National Bioethics Advisory Commission
By: Ceara O'Brien
| Published: Apr 01, 2014
Ethical Issues in Human Stem Cell Research: Executive Summary was published in September 1999 by The US National Bioethics Advisory Commission in…
LiteraturebioethicsStem cells--ResearchEmbryonic Stem CellsStem Cells
US Regulatory Response to Thalidomide (1950-2000)
By: Chanapa Tantibanchachai
| Published: Apr 01, 2014
Thalidomide, a drug capable of causing fetal abnormalities (teratogen), has caused greater than ten thousand birth defects worldwide since its…
ContextThalidomideThalidomide--Side effectsTeratogenicity testingMultiple Myeloma
The Role of the Notch signaling pathway in Somitogenesis
By: Justin M. Wolter
| Published: Mar 23, 2014
Among other functions, the Notch signaling pathway contributes to the development of somites in animals. It involves a cell signaling mechanism with…
Notch genesNotch ProteinsReceptors, NotchNotch Receptors
Social Implications of Non-Invasive Blood Tests to Determine the Sex of Fetuses
By: Ceara O'Brien
| Published: Mar 23, 2014
By 2011, researchers in the US had established that non-invasive blood tests can accurately determine the gender of a human fetus as early as seven…
ContextDiagnostic sex determinationSex PreselectionFetusSex Determination Analysis
Lynn Petra Alexander Sagan Margulis (1938-2011)
By: Dorothy Regan Haskett
| Published: Mar 23, 2014
Lynn Petra Alexander Sagan Margulis was an American biologist, whose work in the mid-twentieth century focused on cells living together in a mutually…
Eukaryotic cellsMitosissymbiosisMitochondriaMicroorganisms--Evolution