A paper in <em>Nature Methods</em> this week establishes a scale that can estimate how much pain mice are feeling based on facial expressions.

CAMDEN - For decades, biomedical researchers have used mouse behavior to study pain, but some researchers have questioned the accuracy of the interpretations of how mice experience pain. Now, Rutgers ...

Social housing is recommended where possible for laboratory mice. In order to achieve this, mice must be individually identifiable. Although, various methods are available, permanent identification is ...