PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23796362-3 2013 In the present study full-length ghrelin cDNA was isolated from bubaline abomasum, which encodes the entire prepropeptide of 116 amino acids. prepropeptide 108-121 ghrelin and obestatin prepropeptide Bos taurus 33-40