title: Changes in serotonin content in cleaving sea urchin eggs (fluorometric and histochemical determination).
mesh_terms: D000818:Animals; D005260:Female; D005470:Fluorometry; D006651:Histocytochemistry; D008938:Mitosis; D010063:Ovum / Q000378:metabolism*; D012617:Sea Urchins; D012701:Serotonin / Q000378:metabolism*
chemical_list: D012701:Serotonin