PML आ JC भाइरासजों जायो जाय स्निजि जौखोन्दो सुबुंनाव लोमजानाय महराव नुजाथियो , एइड बेरामिनि बेलायाव जेब्ला बेराम होबथा खान्थिया मैखोमै लोरबां जायो अब्ला लोमजाहोयो ।
PML is caused by a virus called JC virus which occurs in 70 of the population in latent form causing disease only when the immune system has been severely weakened as is the case for AIDS patients .