Others respond to another protein
called human epidermal growth factor receptor 2, or HER2.
The analysis also found that Asian / Pacific Islander women were more likely to be diagnosed with another subtype of breast cancer: so -
called human epidermal growth factor receptor 2 (HER2)- overexpressing breast cancer.
Not exact matches
The study,
called the PALOMA - 3, enrolled 521 pre - / peri - and postmenopausal patients with hormone
receptor positive and
human epidermal growth factor receptor - negative (HR + / HER2 --RRB- advanced disease.
Triple - negative cancers are so
called because they do not express
receptors for the hormones estrogen and progesterone, nor for HER2 (
human epidermal growth factor 2), and hence patients with these cancers are not candidates for treatment with modern hormonal therapies or the highly effective HER2 - targeted drug Herceptin (trastuzumab).
Many women are «triple negative» No one yet knows precisely why, but African - American women are roughly twice as likely as white women to have triple - negative breast cancer — so
called because tumor cells in this particularly aggressive form of the disease test negative for estrogen
receptor (ER), progesterone
receptor (PR), and
human epidermal growth factor receptor 2 (HER - 2).