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An inexpensive gradient for temperature selection in rodents.

B S Stump1, J G McCoy, D D Avery

  • 1Department of Psychology, Colorado State University, Fort Collins 80523.

Physiology & Behavior
|February 1, 1991
PubMed
Summary
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This study details a simple, inexpensive apparatus for creating a horizontal temperature gradient. The device is reliable and suitable for experiments with small rodents, utilizing readily available materials.

Area of Science:

  • * Physiology and Behavior
  • * Laboratory Animal Science

Background:

  • * Controlled environmental conditions are crucial for reproducible animal research.
  • * Establishing precise thermal gradients can be challenging and expensive.

Purpose of the Study:

  • * To describe the construction of a cost-effective and reliable horizontal temperature gradient apparatus.
  • * To provide a detailed method for creating a stable thermal gradient suitable for small rodents.

Main Methods:

  • * Apparatus constructed from PVC tubing with an aluminum floor, housed in a sound-attenuated box.
  • * Temperature gradient generated using solid carbon dioxide (CO2) at one end and a hot plate at the other.
  • * Utilizes readily available and inexpensive materials for accessibility.

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Main Results:

  • * The apparatus successfully establishes a stable horizontal temperature gradient.
  • * The device is demonstrated to be reliable and dependable for experimental use.
  • * Proven suitability for research involving small rodents.

Conclusions:

  • * This apparatus offers a practical and economical solution for generating horizontal temperature gradients in research settings.
  • * The described method facilitates controlled thermal environments for small animal studies.