PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15772339-4 2005 The first alteration observed consists of the upregulation of the ER chaperone of the glucose-regulated protein Grp58, which was detected during the presymptomatic phase and followed closely the formation of PrP(SC). Glucose 86-93 protein disulfide isomerase associated 3 Mus musculus 112-117