Pyv Mls Mls-1 Mtv7 Mtv-19|Mls-1|Mtv-7|Mls|Mls1|Pyv|Mtv-22|Mtv-10 Other Genome Feature http://identifiers.org/mgd/MGI:97226 Mtv-19 mammary tumor virus locus 7 syntenic Mls1 Mtv-7 endogenous retroviral region MGI:97226 Mtv-10 O Mtv-22