PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16338061-2 2006 Parp-1(+/+), Parp-1(+/-) and Parp-1(-/-) animals given 4NQO for thirty-two weeks at 0.001% in their drinking water developed papillomas and squamous cell carcinomas of the tongue, palate and esophagus, but with no statistically significant variation with the Parp-1 genotype. 4-Nitroquinoline-1-oxide 55-59 poly (ADP-ribose) polymerase family, member 1 Mus musculus 0-6