Scientists discover link between nicotine and breast cancer metastasis – Medical Xpress

Breast cancer is the second most common cancer among women in the United States, and cigarette smoking is associated with a higher incidence of breast cancer spread, or metastasis, lowering the survival rate by 33% at diagnosis.
While cigarette smoking’s link to cancer is well-known, the role of nicotine, a non-carcinogenic chemical found in tobacco, in breast-to-lung metastasis is an area where more research is needed.
Now, scientists at Wake Forest School of Medicine have found that nicotine promotes…

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