- Steroidogenic factor-1 and endometriosis. Bulun, S.E., Utsunomiya, H., Lin, Z., Yin, P., Cheng, Y.H., Pavone, M.E., Tokunaga, H., Trukhacheva, E., Attar, E., Gurates, B., Milad, M.P., Confino, E., Su, E., Reierstad, S., Xue, Q. Mol. Cell. Endocrinol. (2009)