Chronic food restriction in rats augments the central rewarding effect of cocaine and the δ1 opioid agonist, DPDPE, but not the δ2 agonist, deltorphin-II

Abstract

Rationale: Chronic food restriction augments the self-administration and locomotor stimulating effects of opiates, psychostimulants and NMDA antagonists. The extent to which these effects can be attributed to changes in drug pharmacokinetics and bioavailability versus sensitivity of the neuronal circuits that mediate the affected behavioral functions, has… (More)
DOI: 10.1007/s002130000523

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