Author: Rachel Ehrenberg / Source: Science News
E. coli has a type and it isn’t pretty. The bacterium is more likely to cause severe diarrhea in people with type A blood.
An illness-causing strain of E. coli secretes a protein that gloms onto the sugar molecules that decorate type A blood cells, but not type B or O cells. These sugar molecules also decorate cells lining the intestines of people with type A blood and appear to provide a handle for the bacterium to latch onto before injecting its…
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