Originally published on Tue July 3, 2012 6:06 pm
Transcript
MELISSA BLOCK, HOST:
Scientists say a parasite carried by cats appears to influence the behavior of humans, in this case, women infected with the parasite were slightly more likely to attempt suicide.
NPR's Jon Hamilton reports this is just the latest study suggesting that parasites can cause subtle changes in our brains.
JON HAMIILTON, BYLINE: This parasite is called Toxoplasma and its primary home is in the intestine of a cat. People can get infected when they eat under-cooked meats or sometimes when they change the litter in a cat box.
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