Noun
polyomavirus (plural polyomaviruses)
Any of the papovaviruses, in family Polyomaviridae, that induce a wide variety of tumours in newborn animals.
Fibroblasts – a type of cell that synthesizes the extracellular matrix and collagen and is involved in wound healing – that have been transformed by the polyomavirus possess higher tyrosine activity in the cellular matrix. Source: Internet
Cause JC virus infection The cause of PML is a type of polyomavirus called the JC virus (JCV), after the initials of the person from whose tissue the virus was first successfully cultured. Source: Internet