MeSH definition : A genus of potentially oncogenic viruses of the family POLYOMAVIRIDAE. These viruses
are normally present in their natural hosts as latent infections. The virus is oncogenic
in hosts different from the species of origin.;
A genus of potentially oncogenic viruses of the family POLYOMAVIRIDAE. These viruses
are normally present in their natural hosts as latent infections. The virus is oncogenic
in hosts different from the species of origin.