Figure 2From: A new method for determination of varicella-zoster virus immunoglobulin G avidity in serum and cerebrospinal fluidEvaluation of different VZV IgG avidity assays with serum samples from patients with acute (▲) and past (■) VZV infection. The Enzygnost Anti-VZV/IgG test kit was used with standard conjugate concentration and standard incubation times (A) and with modified assay conditions (B; see text).Back to article page