Figure 4From: Progressive multifocal leucoencephalopathy in an immunocompetent patient with favourable outcome. A case report JCV and BKV antibody titres. JCV and BKV virus-like particle (VLP)-specific IgG levels from the time of patient administration and the following 16 months. The data were obtained retrospectively by EIA. OD 492 nm, optical density at 492 nm.Back to article page