progesterone receptor negative

progesterone receptor negative

Oncology A status of breast CA cells that lack a receptor to which progesterone attach, and thus don't respond to hormonal manipulation
References in periodicals archive ?
Poultry intake was associated with estrogen receptor negative and progesterone receptor negative tumors.
In 32 cases the tumors were progesterone receptor negative (<10% positive nuclear staining) and the Recurrence Scores in 31 of 32 cases ranged form 12 to 50, with a mean Recurrence Score of 28.
In 6 cases, the tumor was both progesterone receptor negative and exhibited a mitotic count score of 3, and in all these cases the Recurrence Score was high.
By the end of the study, 1,021 women had developed breast cancer, including 512 cases that were oestrogen and progesterone receptor positive, 167 that were oestrogen and progesterone receptor negative, 110 with mixed status and 232 with unknown status.
Thirty-eight point seven percent of the patients were progesterone receptor negative, with 61.
These results are in line with previous findings that have demonstrated a breast-feeding benefit in triple-negative breast cancer, which includes estrogen and progesterone receptor negative cancers.
3 Tumor-associated Negative glycoprotein 72 Progesterone receptor Progesterone receptor Negative Carcinoembryonic Epithelium of colon, Negative antigen pancreas, lung, and breast Estrogen receptor Estrogen receptor Positive in LCC, negative in TCC CAM 5.