title: [Copper and zinc metabolism in primary retinitis pigmentosa].
mesh_terms: D000328:Adult; D002570:Ceruloplasmin / Q000032:analysis; D003300:Copper / Q000378:metabolism*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012174:Retinitis Pigmentosa / Q000378:metabolism*; D015032:Zinc / Q000378:metabolism*
chemical_list: D003300:Copper; D002570:Ceruloplasmin; D015032:Zinc