Progesterone Quotes

Its implication is uncertain in humans. We don't know if this factor is important, and in addition, we have not as yet identified a population of women who do not respond to estrogen and progesterone. - Dr. Richard J. Paulson

But in mice deficient in BRCA1, we found that estrogen plus progesterone has a particularly large effect in stimulating the growth of mammary epithelial cells - an effect much greater than the effects of either hormone used alone. - Eliot Rosen