Involvement of purines and phosphoinositides in spontaneous and progesterone-induced nuclear maturation ofBufo arenarum oocytes

Spontaneous maturation of follicular ooc

Spontaneous maturation of follicular oocytes inRana dybowskii in vitro: Seasonal influences, progesterone production, and involvement of cAMP

✍ Kwon, Hyuk B. ;Lim, Young K. ;Choi, Mee J. ;Ahn, Ryun S. 📂 Article 📅 1989 🏛 John Wiley and Sons 🌐 English ⚖ 923 KB

Seasonal and hormonal influences regulating oocyte maturation (germinal vesicle breakdown, GVBD) in ovarian follicles of Rana dybowskii were investigated. During the early winter (Dec.-Jan.) GVBD occurred at a low incidence following in vitro culture of intact follicles. Addition of progesterone of