“…Multiple studies involving EBV have shown that the virus infection could promote the expression of neurotropic growth factors such as brain-derived neurotropic factor (BDNF) and glial cell-derived neurotropic factor (GDNF) ( Ng et al, 2012 ; Jakhmola and Jha, 2021 ) in the infected cells. Clinical reports evaluating EBV meningoencephalitis/meningitis have corroborated the claim, as an increase in neurotropic factors was observed in the patient's CSF samples ( Chiaretti et al, 2014 ; Kozko et al, 2018 ).…”