title: Cytochrome oxidase activity of mitochondria in Xenopus laevis previtellogenic oocytes.
mesh_terms: D015100:3,3'-Diaminobenzidine; D000818:Animals; D003576:Electron Transport Complex IV / Q000378:metabolism*; D005260:Female; D006651:Histocytochemistry; D008928:Mitochondria / Q000201:enzymology* / Q000648:ultrastructure; D009865:Oocytes / Q000201:enzymology* / Q000648:ultrastructure; D010063:Ovum / Q000201:enzymology*; D014981:Xenopus / Q000033:anatomy & histology*
chemical_list: D015100:3,3'-Diaminobenzidine; D003576:Electron Transport Complex IV