PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16145677-6 2005 Bisulfite sequencing revealed that reactivation of maternal alleles of Peg3 and Snrpn in specific tissues was accompanied by partial demethylation at their potential imprinting control regions. hydrogen sulfite 0-9 paternally expressed 3 Mus musculus 71-75