Study finds males may contribute to offspring’s mental development before pregnancy

Milos Novotny
September 11, 2015 at 10:50 am

A new study from Indiana University provides evidence in mice that males may play a positive role in the development of offspring’s brains starting before pregnancy.

The research, reported June 30 in the Proceedings of the Royal Society of London B: Biological Sciences, found that female mice exposed to male pheromones gave birth to infants with greater mental ability.

“This is the first study to show that pheromone exposure exerts an influence across generations in mammals,” said Sachiko Koyama, an associate research scientist at the IU Bloomington Medical Sciences Program and visiting scientist at the IU College of Arts and Sciences’ Department of Psychological and Brain Sciences, who led the study.

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