Delay Discounting Task (DD) for Rats

Model 89552A-R

 

Adapted for rats. As a measure of impulsivity, the Delay Discounting Task (DD) measures how long the rodent is prepared to wait for a larger reward.

 

As a measure of impulsivity, the Delay Discounting Task (DD) measures how long the rodent is prepared to wait for a larger reward.

Example Neural Systems Involved

  • Dopamine

Clinical Areas Showing Impairment

  • ADHD

Cognitive Functions Covered

  • Impulsivity
  • Decision making

Typical Training Times (depends on strain and age)

  • 1-2 weeks to train to touch the screen and initiate the task
  • ~13 sessions training to the task

Features

  • A test of impulsivity
  • All training paradigms and advice included
  • Use flexi-shelf in rat chamber

Science

Rojas, G. R., Curry-Pochy, L. S., Chen, C. S., Heller, A. T., Grissom, N. M., & Grissom, N. (2021). Sequential delay and probability discounting tasks in mice reveal anchoring effects partially attributable to decision noise. BioRxiv, 2021.06.08.447620. - Abstract


Accessories

Required Accessories

Second Generation Bussey-Saksida Touch Screen Chamber for Rats
Second Generation Bussey-Saksida Touch Screen Chamber for Rats
Model 80604A

The Second Generation Bussey Chambers with Intelli-interface supports up to 20 chambers on one PC. On the strength of 10 years of feedback and development, the system is even more flexible and with more features.

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