Benefit Of Chemotherapy In Breast Cancer Depends On Estrogen-receptor Status

... When it comes to chemotherapy treatment for women whose breast cancer has spread to their lymph nodes, the estrogen status of their tumors matters, says a team of researchers in the April 12 issue of the Journal of the American Medical Association.Analyzing data from three clinical trials with a total of 6,644 patients, they determined that chemotherapy works much better in breast cancer that is estrogen receptor-negative (ER-) than many people think, and conversely, doesn't work as well in estrogen receptor-positive (ER+) cancer as believed, says the study's lead author Donald Berry, Ph... click link for more info. ...