PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22899007-4 2012 HPLC fractions corresponding to the ellagitannin and ellagic acid peaks observed in the chromatogram inhibited JAK2 activity. ellagitannin 36-48 Janus kinase 2 Homo sapiens 111-115