PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8275340-4 1994 8-OH-DPAT blockade of this nicotine effect was reversed by spiperone, a 5-HT1A/2 antagonist. Nicotine 27-35 5-hydroxytryptamine (serotonin) receptor 1A Mus musculus 72-78 8275340-7 1994 The present data suggest an important role of 5-HT1A receptors in the modulation of antinociceptive actions of nicotine. Nicotine 111-119 5-hydroxytryptamine (serotonin) receptor 1A Mus musculus 46-52