Background: BK polyomavirus is a member of the Polyomaviridae. This virus has spread worldwide and up to 82% of the world populations are serologically positive. BK polyomavirus usually transmits through inhalation or fecal-oral way in childhood. as well as is likely to cause an asymptomatic disease. https://www.nacrack.com/save-now-JNC-Wheels-JNC006-Bronze-must-buy/