PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25837936-6 2015 Sinoatrial node dysfunction of Nox1(-/Y) hearts during hypoxia was ameriolated by the pre-treatment with the Ca(2+) channel blocker nifedipine or the K(+) channel opener pinacidil. Nifedipine 132-142 NADPH oxidase 1 Mus musculus 31-35