PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25800511-5 2015 On the other hand, protocatechuic and tannic acids enhanced only the expression of GSTA, GSTM, and GSTT. Tannins 38-50 glutathione S-transferase mu 2 Homo sapiens 89-93