Fig. 1From: A case of SARS-CoV-2 Omicron reinfection resulting in a significant immunity boost in a paediatric patient affected by B-cell acute lymphoblastic leukemiaSARS-CoV-2 viral load expressed as mean Ct values obtained by real time PCR over time. The dotted line indicates the SARS-CoV-2 undetectability. CT cycle threshold values, RT-PCR real-time polymerase chain reaction, TND target not detected, Ab antibodiesBack to article page