Article
Sexual Differentiation of Social Play in Rat Pups Is Mediated by the Neonatal Androgen-Receptor System
27 Mar 2008
Abstract excerpt
Social play in juvenile rats, like that in several primate species (including humans), is sexually dimorphic. Males initiate and become involved in more play-fights than do their female peers. The play-fighting of female pups can be masculinized by neonatal exposure to either testosterone or 5α-dihydrotestosterone, suggesting that in the rat the masculinization of social play is mediated by the androgen-receptor...
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