PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2554755-8 1989 Moreover, because this technique was used successfully in the immobilization of periodic acid--Schiff positive staining glycoprotein 1 prepared from human erythrocytes and human alpha 2-macroglobulin, the technique should also be useful for other membrane or secreted proteins that possess N-linked sugar chains containing bisecting N-acetylglucosamine or a high amount of sialic acid. Periodic Acid 80-93 alpha-2-macroglobulin Homo sapiens 178-199