These studies show that finasateride treatment unregulated the Androgen Receptor in prostate tissue and in the Scalp.
Finasteride upregulates expression of androgen receptor in hyperplastic prostate and LNCaP cells: implications for chemoprevention of prostate cancer.
ncbi.nlm.nih.gov/pubmed/21557276
ANDROGEN RESPONSIVE GENES AS THEY AFFECT HAIR GROWTH
ehrs.org/conferenceabstracts … sawaya.htm