Fig. 5From: Immunization with a suicidal DNA vaccine expressing the E glycoprotein protects ducklings against duck Tembusu virusQuantification of viral loads in blood and organs of euthanized ducklings using real-time qRT-PCR. a Viral loads in blood. b-f Viral loads in spleen, kidney, lung, brain and liver. The dotted line marks the positive cut-off. **P < 0.01 vs. pSCA1 groupBack to article page