PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1832659-1 1991 Quantitative biosynthetic studies with cultures highly enriched for glial fibrillary acidic protein (GFAP+) cells of neonatal mammalian brain demonstrated production of four proteoglycans: hyaluronate (HA), heparan sulphate (HS), chondroitin sulphate (CS), and dermatan sulphate (DS). ha 202-204 glial fibrillary acidic protein Homo sapiens 68-99