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Body weight change and survival curve of BALB/c mice (seven mice/group) infected with 105.5 TCID50 dose of H1N1pdm2009 wild type virus intra-nasally. (A) The loss in body weight recorded up to two weeks post infection (wpi) and (B) survival percent at indicated time points (up to 2 wpi). Mice were euthanized when they lost ≥30% of their original body weight.
