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Smoking, Air Pollution and Colorectal Cancer: New Insights
22 octobre 2026
Colorectal cancer (CRC) is a leading cause of cancer-related mortality worldwide. Although smoking, air pollution and metabolic syndrome have been associated with CRC, the biological mechanisms connecting these factors remain incompletely understood.
A 2026 study by Zhang and colleagues, published in Cancer & Metabolism in June 2026, investigated how fine particulate matter (PM2.5) and the tobacco-derived carcinogen 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK) influence CRC progression.
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