PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11087716-3 2000 Hydrazine/nitrous acid/NaBH(4) treatment of the HA from the subcellular fractions indicated that C-3 of the galactose as well as C-6 of the N-acetylglucosamine residues of the N-acetyllactosamine chains became sulfated in these post ER fractions, as did the C-6 of the outer N-acetylglucosamine of the di-N-acetylchitobiose core. sodium borohydride 23-27 complement C3 Canis lupus familiaris 97-100