PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 98962-1 1978 The cutaneous nodules obtained from seven patients with von Recklinghausen"s neurofibromatosis were investigated by electron microscopy, and ultrastructural localization of acetylcholinesterase activity was demonstrated in the nerve fibers of this tumor for the first time using Karnovsky"s thiocholine method. Thiocholine 291-302 acetylcholinesterase (Cartwright blood group) Homo sapiens 173-193