New study shows breast tumors evolve in response to hormone therapy
Wednesday, August 10, 2016 - 08:32
in Health & Medicine
Many breast tumors grow in response to female hormones, especially estrogen. Drugs that reduce estrogen levels in the body often are effective in reducing tumor size and preventing recurrence of the cancer. But some tumors become resistant to these therapies and continue to grow and spread. A new analysis of breast tumors, before and after […]