title: Cyclic nucleotide fluctuations during steroid induced meiotic maturation of frog oocytes.
mesh_terms: D000818:Animals; D001001:Anura; D000242:Cyclic AMP / Q000378:metabolism; D006152:Cyclic GMP / Q000378:metabolism; D005260:Female; D008540:Meiosis / Q000187:drug effects*; D009712:Nucleotides, Cyclic / Q000378:metabolism*; D009865:Oocytes / Q000378:metabolism*; D009866:Oogenesis / Q000187:drug effects*; D010063:Ovum / Q000378:metabolism*; D011374:Progesterone / Q000494:pharmacology*; D011894:Rana pipiens; D013806:Theophylline / Q000494:pharmacology
chemical_list: D009712:Nucleotides, Cyclic; D011374:Progesterone; D013806:Theophylline; D000242:Cyclic AMP; D006152:Cyclic GMP