Labanimal

Welcome to the September episode of 3-Minute 3Rs, brought to you by Lab Animal (www.nature.com/laban), the NC3Rs (www.nc3rs.org.uk) & the North American 3Rs Collaborative (www.na3rsc.org) Here are the papers behind the pod: 1. Assessing animal affect: an automated and self-initiated judgment bias task based on natural investigative behaviour. https://doi.org/10.1038/s41598-018-30571-x 2. Comparison of serial blood collection by facial vein and retrobulbar methods in C57BL/6 mice. https://doi.org/10.30802/AALAS-JAALAS-17-000134 3. Can grimace scales estimate the pain status in horses and mice? A statistical approach to identify a classifier. https://doi.org/10.1371/journal.pone.0200339 Transcript: [LA]...Your valence, that is, whether you’re feeling positive or negative, can influence your judgment. There’s evidence that animals are no different, and how an animal responds to an ambiguous cue could a way to gauge their affective state and refine their welfare. But testing for judgment biases can be time