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Definition of Breast cancer metastasis suppressor 1 (BRMS1)
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
Breast cancer metastasis suppressor 1 (BRMS1): A gene that plays a role in preventing the metastasis (spread) of breast cancer to other parts of the body and so may improve breast cancer survival. The BRMS1 gene is on chromosome 11.