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The Effects of Gene Regulation on Aging in Caenorhabditis elegans (2003)
By: Dasia Garcia
| Published: Feb 16, 2017
In 2003, molecular biology and genetics researchers Coleen T. Murphy, Steven A. McCarroll, Cornelia I. Bargmann, Andrew Fraser, Ravi S. Kamath, Julie…
Caenorhabditis elegansCaenorhabditisInsulin-like growth factor-binding proteinsIGF-Binding ProteinsGenetic regulation
Wilhelm Johannsen's Genotype-Phenotype Distinction
By: B. R. Erick Peirson
| Published: Dec 07, 2012
Wilhelm Johannsen in Denmark first proposed the distinction between genotype and phenotype in the study of heredity in 1909. This distinction is…
Johannsen, W. (Wilhelm), 1857-1927Genotype-environment interactionPhenotypeHeredityGenetics
The Pasteur Institute (1887- )
By: Valerie Racine
| Published: Aug 19, 2014
L'Institut Pasteur (The Pasteur Institute) is a non-profit private research institution founded by Louis Pasteur on 4 June 1887 in Paris, France. The…
OrganizationBacteriaGenetic regulationOperonsMolecular genetics
Anencephaly
By: Jesse King
| Published: Feb 13, 2013
Anencephaly is an open neural tube defect, meaning that part of the neural tube does not properly close or that it has reopened during early…
fetal developmentFetus--AbnormalitiesBirth DefectsEmbryologyPregnancy
“The Science and Ethics of Making Part-Human Animals in Stem Cell Biology” (2006), by Jason Scott Robert
By: Alexis Darby
| Published: May 25, 2021
In 2006, bioethicist Jason Scott Robert published “The Science and Ethics of Making Part-Human Animals in Stem Cell Biology” in The FASEB Journal.…
LiteratureGeneticsbioethicsStem Cell ResearchStem Cells
"The Origin and Behavior of Mutable Loci in Maize" (1950), by Barbara McClintock
By: Federica Turriziani-Colonna
| Published: Oct 24, 2014
The Origin and Behavior of Mutable Loci in Maize, by Barbara McClintock, was published in 1950 in the Proceedings of the National Academy of Sciences…
LiteratureMcClintock, Barbara, 1902-1992ChromosomesTransposonsCorn
William Thomas Astbury (1898–1961)
By: Victoria Hernandez
| Published: Jun 03, 2019
William Thomas Astbury studied the structures of fibrous materials, including fabrics, proteins, and deoxyribonucleic acid, or DNA, in England during…
DNAX-Ray CrystallographyX-ray crystallography--TechniqueNucleic AcidsDNA-protein interactions
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
“Part-Human Chimeras: Worrying the Facts, Probing the Ethics” (2007), by Françoise Baylis and Jason Scott Robert
By: Alexis Darby
| Published: Jun 19, 2021
In 2007, Françoise Baylis and Jason Scott Robert published “Part-Human Chimeras: Worrying the Facts, Probing the Ethics” in The American Journal of…
LiteratureChimerismNeuronsChimeraGenetics
Interspecies SCNT-derived Humanesque Blastocysts
By: Sarah Taddeo, Jason S. Robert, Nicole Diehnelt
| Published: Jun 23, 2017
Since the 1950s, scientists have developed interspecies blastocysts in laboratory settings, but not until the 1990s did proposals emerge to engineer…
BlastocystDiseasesbioethicsTadpoleCell nuclei--Transplantation