Here, we describe a simple confocal imaging method to visualize the in situ localization of cells secreting the cytokine Interferon gamma in murine secondary lymphoid organs. This protocol can be extended for the visualization of other cytokines in diverse tissues.
Mazet, J. M., Chiodetti, A. L., Mahale, J. N., Gérard, A. Imaging of In Situ Interferon Gamma Production in the Mouse Spleen following Listeria monocytogenes Infection. J. Vis. Exp. (149), e59819, doi:10.3791/59819 (2019).