Virus-specific antisera used in this study have been characterized before62 (link) and were pools of sera derived from mice vaccinated with either YF17D61 (link) (Stamaril, Sanofi-Pasteur), JE SA 14-14-261 (link), or DENV-2 NGC23 (link). All sera were incubated at 56 °C for 30 min to inactivate complement and split into aliquots before storage.
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