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Sidney Q. Cohlan (1915-1999)
By: Bianca Zietal, Chanapa Tantibanchachai
| Published: Jun 18, 2017
Sidney Q. Cohlan studied birth defects in the US during the twentieth century. Cohlan helped to discover that if a pregnant woman ate too much…
Abnormalities, HumanRetinoidsVitamin AHypervitaminosisTetracycline
"Experimental Studies on Congenital Malformations" (1959), by James G. Wilson
By: Chanapa Tantibanchachai
| Published: Jun 15, 2017
The article Experimental Studies on Congenital Malformations was published in the Journal of Chronic Diseases in 1959. The author, James G. Wilson,…
LiteratureAbnormalities, HumanBirth DefectsTeratologymalformations
Josef Warkany (1902–1992)
By: Chanapa Tantibanchachai, Bianca Zietal
| Published: May 26, 2017
Josef Warkany studied the environmental causes of birth defects in the United States in the twentieth century. Warkany was one of the first…
Abnormalities, HumanVitamin ARetinoidsHypervitaminosiscalomel
Isotretinoin (Accutane) as a Teratogen
By: Chanapa Tantibanchachai
| Published: Jul 20, 2014
Isotretinoin is a molecule and a byproduct (metabolite) of vitamin A, and in greater than normal amounts in pregnant women, it can cause fetal…
Teratogenic agentsVitamin AIsotretinoinAbnormalities, HumanTeratogens
Cocaine as a Teratogen
By: Mark Zhang, Chanapa Tantibanchachai
| Published: Oct 17, 2013
Cocaine use by pregnant women has a variety of effects on the embryo and fetus, ranging from various gastro-intestinal and cardiac defects to tissue…
CocaineCocaine abusePregnancyEmbryosFetus