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Eduard Friedrich Wilhelm Pflüger (1829-1910)
By: Megan Kearl
| Published: Jun 22, 2012
Eduard Friedrich Wilhelm Pflüger was a physiologist known for his research on respiration, the respiratory quotient, experimenting on the effects of…
PeopleRespiratory quotientRespirationEmbryologyEmbryos
Bicoid
By: Jack Resnik
| Published: Jun 02, 2012
Bicoid is the protein product of a maternal-effect gene unique to flies of the genus Drosophila . In 1988 Christiane Nüsslein-Volhard identified…
Nüsslein-Volhard, C. (Christiane)EmbryosMorphogenesisTuring, Alan, 1912-1954Morgan, Thomas Hunt, 1866-1945
Fetus in Fetu
By: Corinne DeRuiter
| Published: May 30, 2012
Fetus in fetu is a rare variety of parasitic twins , where the developmentally abnormal parasitic twin is completely encapsulated within the torso of…
FetusEmbryosfetal developmentPregnancyFetus--Abnormalities
Victor Ambros (1953-)
By: May Catherine, Justin M. Wolter
| Published: May 13, 2012
Victor Ambros is a professor of molecular medicine at the University of Massachusetts Medical School, and he discovered the first microRNA (miRNA) in…
PeopleRNAGenesEmbryosCaenorhabditis elegans
The Source-Sink Model
By: Jack Resnik
| Published: May 07, 2012
The source-sink model, first proposed by biologist Francis Crick in 1970, is a theoretical system for how morphogens distribute themselves across…
Crick, Francis, 1916-2004Nobel Prize winnersEmbryosMorphogenesisGenes
"How do Embryos Assess Risk? Vibrational Cues in Predator-Induced Hatching of Red-Eyed Treefrogs" (2005), by Karen Warkentin
By: Karla T. Moeller
| Published: Apr 07, 2012
In 'How do Embryos Assess Risk? Vibrational Cues in Predator-Induced Hatching of Red-Eyed Treefrogs' (2005), Karen Warkentin reported on experiments…
EmbryosRed-eyed treefrogPredation (Biology)Science experimentsAmphibians--Eggs
Leo Loeb (1869-1959)
By: Megan Kearl
| Published: Apr 06, 2012
Leo Loeb developed an experimental approach to studying cancer and pioneered techniques for tissue culture and in vitro tissue transplantation which…
PeopleMarine Biological Laboratory (Woods Hole, Mass.)Embryology, ExperimentalTissue cultureEmbryos
In the Womb: Identical Twins (2009), by National Geographic
By: Maggie Pingolt
| Published: Mar 08, 2012
National Geographic's documentary In the Womb: Identical Twins focuses on the prenatal development of human identical twins. Director Lorne Townend…
LiteratureTwinsDocumentary filmsTestosteroneMethylation
Christiane Nusslein-Volhard (1942- )
By: May Catherine, Jack Resnik
| Published: Feb 16, 2012
Christiane Nusslein-Volhard studied how genes control embryonic development in flies and in fish in Europe during the twentieth and twenty-first…
DrosophilaEmbryologyGenesMorphogenesisRNA polymerases
Sir Graham Collingwood Liggins (1926-2010)
By: Kathleen O'Connor
| Published: Feb 16, 2012
Sir Graham Collingwood Liggins devoted much of his professional life to obstetric research. Liggins demonstrated that hormones created by the fetus…
PeopleObstetriciansFetusEmbryosPregnancy