PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2875140-15 1986 A black granular reaction product formed by a cobalt-intensified and diaminobenzidine-stabilized tetramethyl benzidine reaction for WGA-HRP was evident within many TH-labeled and unlabeled neurons. 3,3',5,5'-tetramethylbenzidine 97-118 tyrosine hydroxylase Rattus norvegicus 164-166