PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10649686-1 1998 The effect of N-acetylglucosamine (NAG) on in vitro synthesis of glycosaminoglycans by human peritoneal mesothelial cells and fibroblasts was studied. Glycosaminoglycans 65-83 NBAS subunit of NRZ tethering complex Homo sapiens 14-39