PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15250049-6 2004 Chondrogenesis induced by TGF-beta3 in alginate bead system was confirmed by examining cartilage specific type II collagen expression and aggrecan, whereas type I collagen expression was not affected by TGF-beta3. Alginates 39-47 transforming growth factor beta 3 Homo sapiens 26-35