carcinogen

Meat intake and colorectal polyps

Red and processed meat intakes are strongly associated with increased risk of sessile serrated polyps, which are not as well studied as conventional adenomas.

Carcinogenic chemicals cramp DNA

Researchers have determined how a DNA lesion caused by exposure to chemicals may spark cancer formation.

DNA: From modification to mutation

Understanding how an environmental hazard damages DNA may shed light on processes of tumor formation.