Boyish Brains: Plastic chemical alters behavior of female mice

By Ben Harder, 15:54 PM April 15, 2008

Exposure to the main ingredient of polycarbonate plastics can modify brain formation in female mouse fetuses and make the lab animals, later in life, display a typically male behavior pattern, scientists have announced.

The chemical, bisphenol-A, is measurable in 95 percent of U.S. residents, according to past research. The chemical mimics the hormone estrogen, which in mammalian fetuses affects anatomical development that distinguishes male and female brains.

Neuroendocrinologist Beverly S. R...

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