Fig. 3From: Fulminant central nervous system varicella-zoster virus infection unexpectedly diagnosed by metagenomic next-generation sequencing in an HIV-infected patient: a case reportPolymerase chain reaction detection of varicella-zoster virus. Lane 1: 89-bp polymerase chain reaction product of varicella-zoster virus; Lane M: DNA ladder; Lane N: Negative controlBack to article page