Fig. 6From: Interleukin-15 is required for immunosurveillance and immunoprevention of HER2/neu-driven mammary carcinogenesisMemory CD8+ T cells at late phases of vaccination. Memory CD8+ T cells were defined as CD44high by flow cytometry. Percentage of CD8+CD44high lymphocytes is reported. * p <0.05 by the Student’s t testBack to article page