PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29202812-10 2017 Further, we demonstrated that both Smad7 and HIF1alpha were involved in the beneficial effects of celastrol on the differentiation and self-renewal of hTSCs. celastrol 98-107 hypoxia inducible factor 1 subunit alpha Homo sapiens 45-54