PR


Meaning of PR in English

Progesterone receptor positive. Breast cancer cells that have a protein (receptor molecule) to which progesterone will attach. Breast cancer cells that are PR+ need the hormone progesterone to grow and will usually respond to hormonal therapy.

NCI English Dictionary of Cancer Terms.      Английский словарь раковых терминов NCI(Национальный институт злокачественных новообразований).