PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9568376-14 1998 Intracellular free 3-methylhistidine concentrations were higher in both the gastrocnemius (17%) and pectoralis muscles (25%) of chickens treated with IGF-I. 3-methylhistidine 19-36 insulin like growth factor 1 Gallus gallus 150-155