JC virus in Renal Transplant patients

John Cunningham (JCV) is a member of the Polyomaviridae family, which includes BK virus and SV40. The name polyoma refers to the ability of this organism to produce tumors in many different organs. They are non-enveloped viruses with icosahedral capsids and small, circular double¿stranded DNA genomes the genomes that are 5kb in size. The natural hosts for polyomaviruses include humans other primates, rodents, rabbits and birds.