PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6193086-7 1983 In this modified medium, Karnovsky"s cupric ferrocyanide becomes the sole precipitate at the enzymatic site and this provides fine localization of acetylcholinesterase activity. hexacyanoferrate II 44-56 acetylcholinesterase (Cartwright blood group) Homo sapiens 147-167 4172645-0 1967 A thiocholine-lead ferrocyanide method for acetylcholinesterase. hexacyanoferrate II 19-31 acetylcholinesterase (Cartwright blood group) Homo sapiens 43-63 1552180-1 1992 We introduce a one-step histochemical method with cobalt as the precipitating agent for ferrocyanide for the light microscopic demonstration of acetylcholinesterase activity. hexacyanoferrate II 88-100 acetylcholinesterase (Cartwright blood group) Homo sapiens 144-164