title: Fine structure of the adrenocortical homologue in the North American eel and modifications following seawater adaptation.
mesh_terms: D000222:Adaptation, Physiological; D000302:Adrenal Cortex / Q000378:metabolism / Q000648:ultrastructure; D000818:Animals; D002784:Cholesterol / Q000378:metabolism; D004524:Eels / Q000033:anatomy & histology* / Q000502:physiology; D005260:Female; D006651:Histocytochemistry; D012623:Seawater
chemical_list: D002784:Cholesterol