You may have heard about Breast Cancer that is “HER2 Positive.” Or you may have been recently diagnosed with this kind of Breast Cancer yourself. You have also probably heard all the “bad news” about it. Here are the straight facts about HER2 and, most importantly, what YOU can do about it.
HER2 Defined
HER2 (also called ErbB2, HER2/neu,HER2+, HER2 Overexpression or simply HER2) is a growth-promoting protein. It stands for “Human Epidermal Growth Factor Receptor 2.” In a healthy body, HER2 stimulates normal cell growth and development and is important for cell survival. In adult women, one place that HER2 proteins are located are on the outside of each breast cell.
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