title: Protein kinase in sea urchin gametes and embryos.
mesh_terms: D000818:Animals; D000242:Cyclic AMP; D006152:Cyclic GMP; D004625:Embryo, Nonmammalian / Q000201:enzymology*; D005260:Female; D005306:Fertilization; D006657:Histones; D006863:Hydrogen-Ion Concentration; D008297:Male; D010063:Ovum / Q000201:enzymology*; D010770:Phosphotransferases / Q000032:analysis*; D011479:Protamines; D012617:Sea Urchins; D013094:Spermatozoa / Q000201:enzymology*
chemical_list: D006657:Histones; D011479:Protamines; D000242:Cyclic AMP; D010770:Phosphotransferases; D006152:Cyclic GMP