PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25370921-0 2016 Interaction of a Cannabinoid-2 Agonist With Tramadol on Nociceptive Thresholds and Immune Responses in a Rat Model of Incisional Pain. Tramadol 44-52 cannabinoid receptor 2 Rattus norvegicus 17-30 25370921-13 2016 It seems that the concomitant administration of a selective CB-2 agonist with tramadol in incisional pain model may improve antinociceptive effects and immune responses of cannabinoids, but this effect does not seem to be superior to that of tramadol alone. Tramadol 78-86 cannabinoid receptor 2 Rattus norvegicus 60-64