VIRUS AL LEUCEMIEI MURINE VIRUS AL LEUCEMIEI MURINE / virus de la leucemie murine / murine leuk(a)emia viruses. Grup de oncovirusuri de tip C (alcatuit din virusurile Friend, Graffi, Gross, Moloney si Rauscher) care produc leucemie si tumori solide la $obolani, soared, hamsteri si alte animale. Abrev.: MuLV.