The Rodent Social Approach-Avoidance Test is a behavioral test used to measure an animal’s social behavior and tendencies toward social interaction or avoidance. In this test, a subject rodent is placed in an arena with a social target (typically another rodent) and its behavior toward the target is recorded and analyzed. The test provides information about social behavior, such as approach, social interaction, and avoidance behavior toward the target. This information can be useful in studying social behavior and cognition, as well as in evaluating potential treatments for social impairments.

KF Technology offer the Social Approach–avoidance Test.

Customizations are available upon request

Features

The Rodent Social Approach-Avoidance Test requires a specific type of arena to effectively measure social behaviors of rodents. Here’s a breakdown of the typical features of such an arena:

Environmental Controls

Conditions such as lighting, temperature, and noise should be controlled to minimize external influences on the animals’ behavior

Adaptation Area

Some setups include an adaptation area where the rodent can acclimatize to the test environment before the actual observation starts, reducing stress and providing more natural behavior during the test

Size and Shape

The arena should be spacious enough to allow free movement but not so large that the animals can avoid each other completely. A common shape is rectangular or circular. The size may vary depending on the species of rodent but typically ranges from 40 × 40 cm to 100 × 100 cm

Compartments

Often, the arena is divided into compartments or sections. This can include a neutral middle area and separate zones where the social target (another rodent) and possibly an object (as a control) are placed. These compartments may be marked visually or separated by low barriers

Materials

The arena is usually made from materials that are easy to clean and disinfect, such as smooth plastics or glass. This helps maintain hygienic conditions and minimizes the influence of olfactory cues from previous tests

Visual Contact

It’s crucial that the subject rodent can see the social target. This may require clear, transparent barriers if any separations are used within the arena

Entry/Exit Points

There should be controlled entry and exit points to easily introduce and remove rodents without causing stress or disturbance to the ongoing observations

Video Monitoring

The arena should be equipped with cameras or observation windows. Cameras are typically placed above the arena to capture an overhead view that allows for detailed behavioral analysis, including tracking movement and interactions

Dimensions

Social Approach–avoidance

• Rectangular or circular
• The size may vary depending on the species of rodent
• 40 × 40 cm or 100 × 100 cm