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Post-criterion discrimination behavior in rats with reduced cholinesterase activity

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Summary

Chronically reduced cholinesterase activity was found to impair the post-criterion performance of a horizontal versus vertical stripes pattern discrimination. This effect was weakened both by increasing the ‘cost’ of errors and by overtraining.

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References

  • Glow, P. H., A. Richardson, and S. Rose: Effects of acute and chronic inhibition of cholinesterase upon body weight, food intake, and water intake in the rat. J. comp. physiol. Psychol. 61, 295–299 (1966b).

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  • —, S. Rose, and A. Richardson: The effect of acute and chronic treatment with diisopropyl fluorophosphate on cholinesterase activities of some tissues of the rat. Aust. J. exp. Biol. med. Sci. 44, 73–86 (1966a).

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  • Richardson, A.: The effects of reduced cholinesterase activity on discriminative behavior in the rat. Unpublished Ph. D. Thesis, University of Adelaide (1966).

  • —, and P. H. Glow: Discrimination behavior in rats with reduced cholinesterase activity. J. comp. physiol. Psychol. 63, 240–246 (1967).

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Author notes

  1. A. J. Richardson

    Present address: Department of Psychology, University of New England, Armidale, N. S. W.

Authors and Affiliations

  1. Department of Psychology, The University of Adelaide, Australia

    A. J. Richardson & P. H. Glow

Authors
  1. A. J. Richardson
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  2. P. H. Glow
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Additional information

This investigation was supported by U. S. Public Health Service Research Grant NB 04427 from the National Institute of Neurological Diseases and Blindness.

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Richardson, A.J., Glow, P.H. Post-criterion discrimination behavior in rats with reduced cholinesterase activity. Psychopharmacologia 11, 435–438 (1967). https://doi.org/10.1007/BF00405028

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  • DOI: https://doi.org/10.1007/BF00405028

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