A tale of two genitals

Researchers have determined that the genitalia of mammals and reptiles develop from two different tissues, but the structures share common genetic programs and molecular induction signals. Clifford Tabin, George Jacob and Jacqueline Hazel Leder Professor of Genetics and head of the Department of Genetics, led the research. Patrick Tschopp, research fellow in genetics, is the study's first author.

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