Sexual motivation: involvement of endogenous opioids in the ventral tegmental area.

@article{Furth1996SexualMI,
  title={Sexual motivation: involvement of endogenous opioids in the ventral tegmental area.},
  author={Wouter R van Furth and Jan M van Ree},
  journal={Brain research},
  year={1996},
  volume={729 1},
  pages={20-8}
}
The sexual motivation and performance of male rats were observed in a bilevel testing chamber after bilateral infusion of 40 pmol beta-endorphin, 2.75 nmol naloxone or saline into the ventral tegmental area for four succeeding, weekly tests. In the 5 min prior to introduction of the female rat, the male rat explores the bilevel testing chamber. It was previously shown that the increase over tests of these anticipatory level changes is sexually motivated and a response to olfactory stimuli… CONTINUE READING
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