PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9609323-1 1998 Levels of the DNA promutagenic methylation damage, O6-methylguanine (O6-MeG) and the activity of the O6-methylguanine-DNA methyltransferase (MGMT), the enzyme responsible for repairing O6-MeG, were measured at various time intervals in tissues of BDF-I mice administered a single therapeutic dose of the antischistosomal agents hycanthone, oxaminiquine and metrifonate. Trichlorfon 357-368 O-6-methylguanine-DNA methyltransferase Mus musculus 141-145