Prodynorphin and kappa opioid receptor mRNA expression in the brain relates to social status and behavior in male European starlings
Keywords: گیرنده کاپا; mPOA; medial preoptic nucleus; OPRK1; kappa opioid receptor; PDYN; prodynorphin; qPCR; quantitative real-time polymerase chain reaction; VTA; ventral tegmental area; Kappa receptor; Dynorphin; Social behavior; Dominance; Songbird; Territoriality;