PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17705221-11 2007 Apolipoprotein B (apoB) expression was higher and triglycerides and cholesterol were lower in HepG2 expressing BHMT. Cholesterol 68-79 betaine--homocysteine S-methyltransferase Homo sapiens 111-115