Flow cytometric analysis of the effector T cell response in the lungs infected with H37Rv, strain 923, or strain 4619.

<p>[A] Total CD4 T cell numbers and numbers of CD4 cells staining positive for IFNg. [B] Total CD8 T cell numbers and numbers of CD8 cells staining positive for IFNg. [C] Numbers of CD4 cells staining positive for IL-17A/F. Data is shown for saline controls [closed squares] and in mice previously vaccinated subcutaneously with BCG Pasteur [open circles] or rBCG Aeras 422 [open squares] [n = 4/5 mice ± SEM].