PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19747932-4 2009 In the present study, rats were used to examine the possible changes on the sleep-wake states after intracerebroventricular administration of several doses of quinine, a selective blocker of gap junctions formed by connexin36. Quinine 159-166 gap junction protein, delta 2 Rattus norvegicus 215-225