Reagents Dibutyryl cAMP ((Bu)2cAMP), U73122, 22(R)-hydroxycholesterol, H8Q, PMA, hCG, and Waymouth MB 752/1 medium were obtained from Sigma (St. Louis, MO). Fetal bovine serum (FBS), gentamicin, and horse serum were purchased from Invitrogen Life Technologies (Carlsbad, CA). GF-10Q203X (Bisindolylmaleimide I) and Go6983 were purchased from Calbiochem (San Diego, CA). Cell Culture and Animals R2C cells […]