New study shows breast tumors evolve in response to hormone therapy

(Washington University School of Medicine) A new analysis of breast tumors, before and after hormone-reduction therapy, reveals the extreme genetic complexity of these tumors and the variety of responses that are possible to estrogen-deprivation treatments. The findings also suggest that analyzing a single sample of the breast tumor is insufficient for understanding how a patient should best be treated.
Source: EurekAlert! - Medicine and Health - Category: Global & Universal Source Type: news