title: Comparative localization of enkephalin and cholecystokinin immunoreactivities and heavy metals in the hippocampus.
mesh_terms: D000818:Animals; D002766:Cholecystokinin / Q000378:metabolism*; D004525:Efferent Pathways / Q000378:metabolism; D004745:Enkephalins / Q000378:metabolism*; D006168:Guinea Pigs; D006364:Hedgehogs / Q000378:metabolism*; D006624:Hippocampus / Q000378:metabolism*; D007124:Immunoenzyme Techniques; D009411:Nerve Endings / Q000378:metabolism; D009412:Nerve Fibers / Q000378:metabolism; D051381:Rats; D013045:Species Specificity; D015032:Zinc / Q000378:metabolism*
chemical_list: D004745:Enkephalins; D002766:Cholecystokinin; D015032:Zinc