title: Letter: Comments on the validity of the use of lead nitrate for the cytochemical study of adenylate cyclase.
mesh_terms: D000262:Adenylyl Cyclases / Q000032:analysis* / Q000097:blood; D000818:Animals; D001792:Blood Platelets / Q000201:enzymology; D004023:Dictyostelium / Q000201:enzymology; D006651:Histocytochemistry; D006801:Humans; D007854:Lead; D009566:Nitrates; D009928:Organ Specificity; D051381:Rats; D013045:Species Specificity; D013363:Submandibular Gland / Q000201:enzymology
chemical_list: D009566:Nitrates; D007854:Lead; D000262:Adenylyl Cyclases