PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10571009-3 1999 Due to the deficiency of terminal N-acetylneuraminic acid or sialic acid, the glycan changes can be observed in serum transferrin or other glycoproteins using isoelectrofocusing with immunofixation as the most widely used diagnostic technique. N-Acetylneuraminic Acid 34-57 transferrin Homo sapiens 118-129 10571009-3 1999 Due to the deficiency of terminal N-acetylneuraminic acid or sialic acid, the glycan changes can be observed in serum transferrin or other glycoproteins using isoelectrofocusing with immunofixation as the most widely used diagnostic technique. N-Acetylneuraminic Acid 61-72 transferrin Homo sapiens 118-129