PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28810621-9 2017 Moreover, it was observed that isopsoralen activates the TGF-beta1 signaling pathway and ultimately promotes collagen synthesis through inhibition of Smad7 protein expression. angelicin 31-42 transforming growth factor, beta 1 Mus musculus 57-66