SV40 , also known as Macaca mulatta polyomavirus 1 , natively infects monkeys .
SV40 , also known as Macaca mulatta polyomavirus 1 , natively does not cause disease ; however , it is oncogenic in some rodents and can immortalize some human cells in primary cell culture .
SV40 , also known as Macaca mulatta polyomavirus 1 , natively infects monkeys and does not cause disease ; however , it is oncogenic in some rodents and can immortalize some human cells in primary cell culture .