Cancer mutations can be caused by common gut bacteria. By exposing human mini-guts to a particular strain of Escherichia coli, scientist uncovered that these bacteria induce a unique mutational pattern in human DNA. This pattern was also found in colon cancer patients, implying that the bacteria induced these mutations. For the first time the researchers establish a direct link between microbes and mutations driving tumorigenesis. This might lead to new measures in colorectal cancer prevention.
from Health & Medicine News -- ScienceDaily https://www.sciencedaily.com/releases/2020/02/200227114540.htm
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