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Differential analysis of macrophages (■), lymphocytes (▴), and neutrophils (▾) in digested lung samples from CBA/Ca (A)and BALB/c (B) mice following infection with S. pneumoniae D39. Data represent the mean of five mice per point, with error bars showing the standard error of the mean. ∗, P < 0.001; ∗∗, P < 0.01 for BALB/c neutrophil levels as compared to CBA/Ca levels.
