ROCHESTER, Minn. — Breast cancer metastasis, the process by which cancer spreads, may be prevented through the new use of a class of drugs already approved by the U.S. Food and Drug Administration. Mayo Clinic researchers have identified that a key drug target, CDK4/6, regulates a cancer metastasis protein, SNAIL, and drugs that inhibit CDK 4/6 could prevent the spread of triple-negative breast cancer. This is the finding of a paper published online in the Dec. 9 issue of the journal Nature Communications. CDK4/6 inhibitors are approved for treating estrogen positive breast cancer, but not triple-negative breast cancer.
“Metastasis is a hallmark of cancer and a leading cause of cancer death,” says the study’s senior author, Zhenkun Lou, Ph.D., of Mayo Clinic. “Despite great progress in cancer therapy, the prevention of cancer metastasis is still an unfulfilled challenge.”
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