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Dissertation: Degeneration in Miniature: History of Cell Death and Aging Research in the Twentieth Century
By: Lijing Jiang
| Published: Nov 17, 2020
Once perceived as an unimportant occurrence in living organisms, cell degeneration was reconfigured as an important biological phenomenon in…
Cell DeathCells--AgingCaenorhabditis elegansAging, CellCellular Aging
Dissertation: Lessons from Embryos: Haeckel’s Embryo Drawings, Evolution, and Secondary Biology Textbooks
By: Karen Linette Wellner
| Published: Nov 06, 2020
Haeckel believed that the development of an embryo revealed the adult stages of the organism’s ancestors. Haeckel represented this idea with drawings…
TextbooksEmbryosEmbryonic DevelopmentEmbryo DevelopmentPublications
Thesis: Changes in American Judicial Behavior in Disability Discrimination Cases in Response to Anti-Discrimination Legislation
By: Nathaniel Ross
| Published: Aug 26, 2024
Disabled people have historically lacked legal protection and often faced discrimination in healthcare, reproductive rights, education, and more…
Disability studiesLawSpecial EducationAmericans with Disabilities ActDisability Law
Viktor Hamburger (1900-2001)
By: Adam R. Navis
| Published: Nov 08, 2007
Viktor Hamburger was an embryologist who focused on neural development. His scientific career stretched from the early 1920s as a student of Hans…
PeopleHamburger, Viktor, 1900-2001Nerve Growth FactorBiographyNeurons
"Experiments on Embryonic Induction III. A Note on Inductions by Chick Primitive Streak Transplanted to the Rabbit Embryo" (1934), by Conrad Hal Waddington
By: Adam R. Navis
| Published: Oct 30, 2007
Conrad Hal Waddington's "Experiments on Embryonic Induction III," published in 1934 in the Journal of Experimental Biology, describes the discovery…
Waddington, C. H. (Conrad Hal), 1905-1975EmbryosCell differentiationEmbryologyChickens--Embryos
Berthold Karl Hölldobler (1936– )
By: Kelle Dhein
| Published: May 04, 2017
Berthold Karl Hölldobler studied social insects like ants in Europe and the US during the twentieth and early twenty-first century. He focused on the…
AntsCarpenter antsZoologyEvolutionPulitzer Prizes
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
Hedgehog Signaling Pathway
By: Dorothy R. Haskett
| Published: Jul 30, 2015
The hedgehog signaling pathway is a mechanism that directs the development of embryonic cells in animals, from invertebrates to vertebrates. The…
EmbryologyEmbryosWieschaus, Eric F.Cellular signal transductionDrosophila melanogaster
In the Matter of the Marriage of Dahl and Angle (2008)
By: Mark Zhang, Jennifer E. Chapman
| Published: May 06, 2014
In the 2008 court case In the Matter of the Marriage of Dahl and Angle, the Court of Appeals of Oregon upheld a written in vitro fertilization (IVF)…
LawFrozen human embryosFertilization in VitroEmbryo DispositionEmbryo
Ernest Everett Just (1883-1941)
By: Karen Wellner
| Published: Jun 16, 2010
Ernest Everett Just was an early twentieth century American experimental embryologist involved in research at the Marine Biological Laboratory (MBL)…
FertilizationBiographyInvertebrates