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Multi-Fetal Pregnancy
By: Corinne DeRuiter
| Published: Jan 01, 2012
In humans, multi-fetal pregnancy occurs when a mother carries more than one fetus during the pregnancy. The most common multi-fetal pregnancy is…
ReproductionFetusHuman Development
Gastrulation in Mus musculus (common house mouse)
By: Justin M. Wolter
| Published: Oct 04, 2012
As mice embryos develop, they undergo a stage of development called gastrulation. The hallmark of vertebrate gastrulation is the reorganization of…
GastrulationMiceGerm CellsSomatic embryogenesisEmbryos
Hwang Woo-suk's Use of Human Eggs for Research 2002-2005
By: Anne Safiya Clay
| Published: Aug 12, 2014
Hwang Woo-suk, a geneticist in South Korea, claimed in Science magazine in 2004 and 2005 that he and a team of researchers had for the first time…
ContextbioethicsHuman cloning--Research--Law and legislationInformed consent (Medical law)Oocyte Donation
"Hybrids and Chimeras: A Consultation on the Ethical and Social Implications of Creating Human/Animal Embryos in Research" (2007), by the HFEA
By: Sarah Taddeo, Jason S. Robert
| Published: Nov 04, 2014
To educate its citizens about research into chimeras made from human and non-human animal cells, the United Kingdom's Human Fertilisation Embryology…
LiteratureChimerismHuman reproductive technologyHuman CloningFertilization in vitro, Human
The Miracle of Life (1983), by NOVA
By: Inbar Maayan
| Published: Nov 19, 2010
The most-watched NOVA documentary ever made and a revolution in the understanding of human development, The Miracle of Life (abbreviated Life)…
LiteratureReproductionHuman Development
“Association of Birth Outcomes with Fetal Exposure to Parabens, Triclosan and Triclocarban in an Immigrant Population in Brooklyn, New York” (2017), by Laura Geer, Benny Pycke, Joshua Waxenbaum, David Sherer, Ovadia Abulafia, and Rolf U. Halden
By: Ajeet Bains
| Published: Apr 25, 2021
In 2017, Laura Geer and colleagues published the results of a study investigating the effects of parabens and antimicrobial compounds on birth…
LiteratureAntiseptics in obstetricsEndocrine disrupting chemicalsLocal Anti-Infective AgentsEmbryonic and Fetal Development
Carnegie Stages
By: Karen Wellner
| Published: Jul 17, 2009
Historically the exact age of human embryo specimens has long perplexed embryologists. With the menstrual history of the mother often unknown or not…
Mall, Franklin P. (Franklin Paine), 1862-1917Human DevelopmentCarnegie Institution of Washington
James Alexander Thomson (1958- )
By: Ke Wu
| Published: Feb 01, 2011
James Alexander Thomson, affectionately known as Jamie Thomson, is an American developmental biologist whose pioneering work in isolating and…
PeopleThomson, James A., Dr.Stem CellsBiography
Telomerase in Human Development
By: Zane Bartlett
| Published: Mar 23, 2015
Telomerase is an enzyme that regulates the lengths of telomeres in the cells of many organisms, and in humans it begins to function int the early…
TelomeraseTelomereDNAMolecular BiologySomatic embryogenesis
Johns Hopkins Fertility Center
By: Aroob Khokhar
| Published: Jul 01, 2010
Johns Hopkins Medical Center, located in Baltimore, Maryland, opened in 1889; its associated medical school opened four years later. Today the…
OrganizationFertilityOrganizationsReproductionmedicine