Changes due to food deprivation in the effects of cocaine on the responding of pigeons.

@article{Schaal1992ChangesDT,
  title={Changes due to food deprivation in the effects of cocaine on the responding of pigeons.},
  author={D. W. Schaal and M. S. Obaidat Monmouth University W. Long Branch},
  journal={Behavioural pharmacology},
  year={1992},
  volume={3 1},
  pages={5-9}
}
The responding of eight pigeons was maintained under a fixed-ratio 30 schedule of food reinforcement. While the pigeons were maintained at 80% of their free-feeding body weights the effects of presession injection of a range of cocaine doses (1.0 or 3.0mg/kg to 10.0 or 17.0mg/kg) were determined. The weights of one group of pigeons were then increased to between 90 and 100% of their free-feeding weights, while the other group's weights were reduced to 70% of their free-feeding weights. The… CONTINUE READING

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