Charles River Laboratories International, Inc. has signed a licensing agreement with Washington University, in which Charles River will utilize WU’s novel murine norovirus and culture system. Murine norovirus (MNV) was discovered to be a non-enveloped RNA virus which has the potential to infect laboratory mice. To protect the integrity of research animals, a reliable testing method is desired to rule out the possibility of murine infection by this pathogen. Utilizing Washington University&...