PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7682614-6 1993 Spiperone, propranolol and pindolol (mixed 5-HT1A and 5-HT1B antagonists) effectively reversed both the tail-flick facilitation and the antagonistic effect on morphine sulfate-induced antinociception produced by 8-OH-DPAT and 5-CT. Pindolol 27-35 5-hydroxytryptamine (serotonin) receptor 1A Mus musculus 43-49