Testosterone keeps
male brain in shape
Even during adult life, testosterone
helps make at least one area of the male brain larger than that area
in the female brain.
References:
Cooke, B.M., G. Tabibnia, and S.M. Breedlove. 1999. A brain sexual
dimorphism controlled by adult circulating androgens. Proceedings
of the National Academy of Sciences 96(June 22):7538.
McEwen, B.S. 1999. Permanence of brain sex differences and structural
plasticity of the adult brain. Proceedings of the National Academy
of Sciences 96(June 22):7128.
Sources:
S. Marc Breedlove
University of California, Berkeley
Department of Psychology
3210 Tolman Hall
Berkeley, CA 94720-1650
Bradley M. Cooke
University of California, Berkeley
Department of Psychology
3210 Tolman Hall
Berkeley, CA 94720-1650
Bruce S. McEwen
Rockefeller University
Harold and Margaret Milliken Hatch Laboratory of Neuroendocrinology
1230 York Avenue
New York, NY 10021
From Science
News, Vol. 155, No. 26, June 26, 1999, p. 406.
Copyright © 1999, Science Service.
