Figure 6. Secretion of cytokines in mice after infection with A/WSN/33(H1N1) virus.
Three mice per group were infected with 3000 PFU A/WSN/33(H1N1), euthanatized at 3, 5, 7, 9, 11, 14 d.p.i., and the sera were extracted for cytokine detection
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