Oncology Abstracts

There is bidirectional interplay between PR and ER in human breast cancers. There is evidence for a reprogramming of ER chromatin binding sites with 470 genes differentially regulated by dual treatment with estrogen plus progestogen compared to estrogen alone in breast cancer cell lines. Functionally, there was an additive anti-cancer effect with the addition of natural progesterone to endocrine therapy in preclinical breast cancer models. This is a phase II multi-site, random...

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