Researchers discover clues to brain differences between males and females

BALTIMORE, MD., March 1 — Researchers at the University of Maryland School of Medicine have discovered a mechanism for how androgens — male sex steroids — sculpt brain development. The research, conducted by Margaret M. McCarthy, Ph.D., who Chairs the Department of Pharmacology, could ultimately help researchers understand behavioral development differences between males and females.…

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Major genetic study confirms that many genes contribute to risk for Tourette’s syndrome

A meta-analysis of multiple studies into the genetic background of Tourette’s syndrome (TS) – a neurodevelopmental disorder characterized by chronic involuntary motor and vocal tics – finds that variants in hundreds of genes, working in combination, contribute to the development of the syndrome and suggests that Tourette’s is part of a continuous spectrum of tic…

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