Fentanyl demand and seeking in female rats: Role of the orexin system and estrous cycle
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The orexin system plays a major role in drug reward. Orexin-1 receptor (OxR1) blockade reduces fentanyl demand in males. However, there are a number of sex differences in the orexin system, and it is unclear how OxR1 antagonism would decrease fentanyl demand i... ...
