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.
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