Largest ever genetic analysis of colorectal cancer reveals DNA damage caused by tobacco and gut bacteria
Briefly

Each cell in the body performs its specific function based on instructions encoded in 3 billion chemical letters of DNA, where a single letter change can lead to cancerous growth and spread.
The largest genetic study on colorectal cancer analyzed over 2,000 cases to identify mutational signatures, like SBS93, linked to specific processes such as tobacco use, shedding light on key factors driving cancer development.
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