title: Initiation of meiotic maturation in Xenopus laevis oocytes by lanthanum.
mesh_terms: D000818:Animals; D002118:Calcium / Q000502:physiology; D004527:Egg Proteins / Q000096:biosynthesis; D005260:Female; D007811:Lanthanum / Q000494:pharmacology*; D008540:Meiosis / Q000187:drug effects*; D009865:Oocytes / Q000187:drug effects* / Q000378:metabolism; D010063:Ovum / Q000187:drug effects*; D011374:Progesterone / Q000494:pharmacology; D014981:Xenopus
chemical_list: D004527:Egg Proteins; D011374:Progesterone; D007811:Lanthanum; D002118:Calcium