title: Neuromelanin: a source of possible error in HRP material.
mesh_terms: D000818:Animals; D001001:Anura; D001921:Brain / Q000378:metabolism*; D001931:Brain Mapping / Q000379:methods*; D006651:Histocytochemistry / Q000379:methods; D008543:Melanins / Q000378:metabolism*; D010544:Peroxidases / Q000378:metabolism*; D011892:Rana catesbeiana
chemical_list: D008543:Melanins; D010544:Peroxidases