These included one sample positive for Streptococcus pneumoniae by PCR, one sample positive for Scrub typhus based on serum IgM, two samples positive for Japanese encephalitis virus (JE) based on either CSF or serum IgM, and one sample that was multiple positive for IgM antibodies to JE (CSF and serum), West Nile virus, Dengue virus, and Leptospira sp. The gene discussed is CD40LG; the disease is scrub typhus.