Fig. 7From: Analysis of allergen components and identification of bioactivity of HSP70 in pollen of Populus deltoidesProliferation of CD4+ T cells (A) and polarization of Th2 (B) both treated with B9N9W6. C1: Proportion of CD4+ BrdU + T cells in terms of total CD4+ T cells in each experimental group. C2: Ratio of Th1/Th2. Values are presented as the percentages. ** P < 0.01Back to article page