A fight between gut parasites means a win for people
Worms and Giardia can antagonize each other in the human intestinal tract
By Jessica Shugart, 15:00 PM September 20, 2013
Parasitic worms may have their perks. For indigenous people at the Amazon’s southern edge, infection with the slithering gut hitchhikers may protect against other parasites, a new study shows.
The finding calls into question whether parasitic infections should always receive treatment. “By treating one thing, we may increase susceptibility to something else,” says anthropologist Aaron Blackwell of the University of California, Santa Barbara, who led the study.
While interactions between worms a...
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