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Fate Mapping Techniques
By: Corinne DeRuiter
| Published: Nov 19, 2010
For more than 2000 years, embryologists, biologists, and philosophers have studied and detailed the processes that follow fertilization. The…
TechnologyCell Lineage
Homunculus
By: Cera R. Lawrence
| Published: Aug 13, 2008
The term homunculus is Latin for "little man." It is used in neurology today to describe the map in the brain of sensory neurons in each part of the…
A.Z. v. B.Z. [Brief] (2000)
By: Brock Heathcotte
| Published: May 09, 2008
The Massachusetts Supreme Court in a case of first impression decided that a prior written agreement between a husband and wife regarding the…
LawFertilizationReproductionReproductive Rights
"Alternative Sources of Human Pluripotent Stem Cells" (2005), by Leon Kass and the President’s Council on Bioethics
By: Samuel Philbrick
| Published: Feb 22, 2011
Human pluripotent stem cells are valued for their potential to form numerous specialized cells and for their longevity. In the US, where a portion of…
LiteratureKass, LeonStem CellsPublicationsethics
Jeter v. Mayo (2005)
By: Jennifer E. Chapman
| Published: Oct 22, 2016
In Jeter v. Mayo, the Court of Appeals of Arizona in 2005 held that a cryopreserved, three-day-old pre-embryo is not a person for purposes of Arizona…
LawCryopreservationEmbryo transplantationFrozen human embryosFertilization in Vitro
The Mothers' Clinic
By: Ellen M. DuPont
| Published: Jul 22, 2008
The Mothers' Clinic for Constructive Birth Control was established on 17 March 1921. The first family planning clinic ever established in Great…
OrganizationContraceptionOrganizationsReproductionReproductive Rights
Hamburger-Hamilton Staging Series (1951)
By: Maria Doty
| Published: Jun 10, 2011
In 1951 Viktor Hamburger and Howard Hamilton created an embryonic staging series from a combination of photographs and drawings from other…
Chicks
Margaret Higgins Sanger (1879-1966)
By: Claudia Nunez-Eddy, Malladi Lakshmeeramya
| Published: Oct 13, 2016
Margaret Higgins Sanger advocated for birth control in the United States and Europe during the late nineteenth and early twentieth centuries.…
Planned Parenthood Federation of AmericaBirth ControlContraceptionReproductive RightsArizona
“Consensus on the Current Management of Endometriosis” (2013), by Neil P. Johnson and Lone Hummelshoj
By: Emily Santora
| Published: Jun 23, 2019
“Consensus on the Current Management of Endometriosis”, henceforth “Consensus”, was written by the World Endometriosis Society, or WES, president…
LiteratureInfertility, FemaleGynecologist and patientEndometriosisSelf-help groups
The Y-Chromosome in Animals
By: Dorothy R. Haskett
| Published: May 28, 2015
The Y-chromosome is one of a pair of chromosomes that determine the genetic sex of individuals in mammals, some insects, and some plants. In the…
Y ChromosomeSex ChromosomesEmbryosDNAChromosomes