PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24448513-4 2014 METHODS: Dexmedetomidine was intracutaneously injected at a volume of 0.1 mL into the backs of guinea pigs, and further injected combined with yohimbine, a selective antagonist of alpha-2 adrenoceptors, or prazosin, a selective antagonist of alpha-1 adrenoceptors and an antagonist of both alpha-2B and alpha-2C adrenoceptor subtypes. Dexmedetomidine 9-24 alpha-2C adrenoceptor Cavia porcellus 303-324