Pesticide makes rat grandsons unattractive.
Yes, strained headline! A Toxic Hand-Me-Down — Balter 2007 (327): 1 — ScienceNOW Environmental contamination can cause cancer and birth defects. Of particular concern are a group of toxic chemicals called endocrine-disrupters, which interfere with reproductive hormones and may cause sterility. A new study, published online this week in the Proceedings of the National Academy…