When pet store mice were placed in the same cages as lab mice the immune systems of the lab mice changed to more closely resemble adult human immune systems. The findings suggest that exposing lab mice to wild or pet store mice could improve the translation of mouse-based research to humans

See the source article by following the link below:When pet store mice were placed in the same cages as lab mice, the immune systems of the lab mice changed to more closely resemble adult human immune systems. The findings suggest that exposing lab mice to wild or pet store mice could improve the translation of mouse-based research to humans