Papovavirus

250px|thumb|Human papillomavirus This group of viruses has the ability to transform cells and is related to tumor growth. We divide this family into two genera:
 * Papillomavirus – the cause of warts and tumor growth,
 * Polyomavirus.

Virion
The size of the virion is between 40-60 nm.

Human papilloma virus (HPV)

 * Together with other environmental factors, it is related to the development of tumor growth of the cervix uteri (cervix),
 * according to the oncogenic potential, the virus is divided into two types:
 * high risk HPV (16, 18, 45, 46),
 * low risk HPV (6, 11, 42–44).


 * Transmission – sexual intercourse (does not show clinical significance in men).

Viruses causing warts on human

 * It is more common in immunosuppressed people,
 * It is possible to treat ointments with interferon inducers.

BK virus

 * Widespread, isolated from the urine of kidney transplant patients and with multifocal leukoencephalopathy.

JC virus

 * Repeatedly isolated from the brains of patients who died of progressive multifocal leukoencephalopathy.

Source

 * ws: Papovaviry