Fig. 5

Flow cytometric analysis of CD4⁺ T cells in the spleen of infected mice. a Scatter diagram of Th1 cells. b Statistical analysis of the percentage of Th1 cells in each group. c Scatter diagram of Th2 cells. d Statistical analysis of the proportion of Th2 cells in each group (*P < 0.05; **P < 0.01; ***P < 0.001)