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Microbes may reveal colon cancer mutations

Mix of gut bacteria differs depending on whether it’s next to normal tissue or tumors

By
1:30pm, October 14, 2015
gut microbes

MIX AND MATCH  Particular mixes of gut microbes (green) are associated with certain DNA mutations in colon cancer, a new study suggests. 

BALTIMORE — Microbes can reveal which mutations drive colon cancer, a new study suggests.

By examining bacteria growing alongside 44 colon cancer tumors and 44 healthy tissue samples, researchers have determined that particular mixes of microbes are associated with both the number and types of DNA mutations the cancer carries.

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