CD40LG and Zika virus infectious disease: We also conducted serological testing for serum samples to reveal the antibody kinetics in patients with Zika virus infection, using three commercial kits: Quantitative Human Zika Virus IgM ELISA kit (MyBioSource Inc., San Diego, CA, USA), Zika virus IgM/IgG Ab Rapid Test (Biocan Diagnostics Inc., Canada), and Anti-Zika Virus IgM/IgG ELISA (Euroimmun, Germany).