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Elizabeth Maplesden Ramsey (1906-1993)
By: Kaitlin Smith
| Published: Jul 01, 2010
Physician and pathologist Elizabeth Maplesden Ramsey was a member of the Carnegie Institution of Washington (CIW) for thirty-nine years. The…
PeopleBiographyPrimates
Charles Manning Child (1869-1954)
By: Mary E. Sunderland
| Published: Oct 23, 2007
Born in Ypsilanti, Michigan, on 2 February 1869, Charles Manning Child was the only surviving child of Mary Elizabeth and Charles Chauncey Child, a…
Polarity (Biology)Life cycles (Biology)MetabolismPhysiologyBiography
Role of Sonic Hedgehog (Shh) in Alcohol-Induced Craniofacial Abnormalities
By: Erica O'Neil
| Published: Oct 20, 2010
Prenatal exposure to alcohol (ethanol) results in a continuum of physical and neurological developmental abnormalities that vary depending on the…
fetal alcohol syndromeCongenital DisordersFetus
Molecular Epigenetics and Development: Histone Conformations, DNA Methylation and Genomic Imprinting
By: Tristan Cooper-Roth
| Published: Sep 28, 2010
Introduced by Conrad Hal Waddington in 1942, the concept of epigenetics gave scientists a new paradigm of thought concerning embryonic development,…
EpigenomicsEpigenetics
Lazzaro Spallanzani (1729-1799)
By: Mary E. Sunderland
| Published: Nov 01, 2007
Lazzaro Spallanzani's imaginative application of experimental methods, mastery of microscopy, and wide interests led him to significant contributions…
PeopleRegenerationBiography
Simon Edward Fisher (1970-)
By: Kat Fowler
| Published: Apr 27, 2017
Simon Edward Fisher studied the genes that control speech and language in England and the Netherlands in the late twentieth and early twenty-first…
GeneticsWellcome Trust Centre for Human Genetics (Oxford, England)Language AcquisitionTranscription factorsForkhead Transcription Factors
Abraham Trembley (1710-1784)
By: Mary E. Sunderland
| Published: Oct 31, 2007
Abraham Trembley's discovery of the remarkable regenerative capacity of the hydra caused many to question their beliefs about the generation of…
PeopleRegenerationBiographyHydra
Acid Dissolution of Fossil Dinosaur Eggs
By: Madison Paige
| Published: Feb 11, 2017
Acid dissolution is a technique of removing a fossil from the surrounding rock matrix in which it is encased by dissolving that matrix with acid.…
TechnologypaleontologyPaleontological excavationsVertebrates, FossilEggs, Fossil
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
Ziegler Wax Embryo Models
By: Karen Wellner
| Published: Jun 15, 2010
Three-dimensional anatomical models have long been essential to the learning of science and lend a sense of "control" to those practicing in the…
TechnologyReproductionModelsAnatomy