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Amphioxus, and the Mosaic Theory of Development (1893), by Edmund Beecher Wilson
By: James Lowe
| Published: Mar 31, 2015
Edmund Beecher Wilson experimented with Amphioxus (Branchiostoma) embryos in 1892 to identify what caused their cells to differentiate into new types…
Wilson, Edmund B. (Edmund Beecher), 1856-1939AmphioxusEmbryosEmbryologyDevelopmental Biology
"Male Development of Chromosomally Female Mice Transgenic for Sry gene" (1991), by Peter Koopman, et al.
By: Troy Cox
| Published: Jan 28, 2014
Early 1990s research conducted by Peter Koopman, John Gubbay, Nigel Vivian, Peter Goodfellow, and Robin Lovell-Badge, showed that chromosomally…
Y ChromosomeTestisEmbryosChromosomesSex Chromosomes
"The Inductive Capacity of Oral Mesenchyme and Its Role in Tooth Development" (1969-1970), by Edward J. Kollar and Grace R. Baird
By: Kate MacCord
| Published: Mar 15, 2013
Between February 1969 and August 1970 Edward Kollar and Grace Baird, from the University of Chicago in Chicago, Illinois, published three papers that…
teethEmbryosCell differentiationMesenchymeEpithelium
"The Development of the Pronephros during the Embryonic and Early Larval Life of the Catfish
(Ictalurus punctatus)" (1932), by Rachel L. Carson
By: Karen Wellner
| Published: Feb 28, 2014
Rachel L. Carson studied biology at Johns Hopkins University in Maryland and graduated in 1933 with an MA upon the completion of her thesis, The…
LiteratureDevelopmental BiologyChannel CatfishEmbryosMorphogenesis
Julia Barlow Platt's Embryological Observations on Salamanders' Cartilage (1893)
By: Karina Ramirez
| Published: Mar 06, 2017
In 1893, Julia Barlow Platt published her research on the origins of cartilage in the developing head of the common mudpuppy (Necturus maculosus)…
CartilageEmbryosGastrulationEmbryologyNecturus
Experimental Studies on Germinal Localization (1904), by Edmund B. Wilson
By: James Lowe
| Published: Dec 22, 2014
At the turn of the twentieth century, Edmund B. Wilson performed experiments to show where germinal matter was located in molluscs. At Columbia…
Wilson, Edmund B. (Edmund Beecher), 1856-1939EmbryosEmbryologyDevelopmental BiologyLarvae
Temperature-Dependent Sex Determination in Reptiles
By: Karla T. Moeller
| Published: Feb 01, 2013
The sex of a reptile embryo partly results from the production of sex hormones during development, and one process to produce those hormones depends…
Sex DifferentiationReproductionAdaptationfetal developmentEmbryology
"Genetic Evidence Equating SRY and the Testis-Determining Factor" (1990), by Phillippe Berta et al.
By: Troy Cox
| Published: Jan 10, 2014
In the late 1980s, Peter Goodfellow in London, UK led a team of researchers who showed that the SRY gene in humans codes a protein that causes testes…
TestisY ChromosomeEmbryosChromosomesSex Chromosomes
"Control of Corneal Differentiation by Extracellular Materials" (1974), by Stephen Meier and Elizabeth D. Hay
By: Kevin Gleason
| Published: Jun 19, 2017
In 1974, Elizabeth Dexter Hay and Stephen Meier in the US conducted an experiment that demonstrated that the extracellular matrix, the mesh-like…
Extracellular matrixCollagenCorneaEpitheliumEmbryos
The First Successful Cloning of a Gaur (2000), by Advanced Cell Technology
By: Caroline Appleton
| Published: Jul 26, 2013
Advanced Cell Technology (ACT), a stem cell biotechnology company in Worcester, Massachusetts, showed the potential for cloning to contribute to…
Cell nuclei--TransplantationCloningGaurAdvanced Cell Technology (Firm)Embryos