15

polytropic murine leukemia virus 55
polytropic murine leukemia virus 54
polytropic murine leukemia virus 50
polytropic murine leukemia virus 48
polytropic murine leukemia virus 42
polytropic murine leukemia virus 36
polytropic murine leukemia virus 17
xenotropic murine leukemia virus 37
xenotropic-MCF leukemia virus 75
GLN retrotransposon family 3-9