PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25870318-5 2015 We found that usnic acid causes endoplasmic reticulum (ER) stress demonstrated by the increased expression of typical ER stress markers, including CHOP, ATF-4, p-eIF2alpha, and spliced XBP1. usnic acid 14-24 DNA damage inducible transcript 3 Homo sapiens 147-151