Gene switch altered sex orientation of worms

CHICAGO (Reuters) – Altering a gene in the brain of female worms changed their sexual orientation, U.S. researchers said on Thursday, making female worms attracted to other females.

The study reinforces the notion that sexual orientation is hard-wired in the brain, said Erik Jorgensen, scientific director of the Brain Institute at the University of Utah.

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Published in: on October 28, 2007 at 7:56 pm  Leave a Comment  

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