Fig. 1From: Prognostic significance of tumor-infiltrating CD8+ and FOXP3+ lymphocytes in residual tumors and alterations in these parameters after neoadjuvant chemotherapy in triple-negative breast cancer: a retrospective multicenter studyImmunohistochemical double staining of tumor-infiltrating CD8+ (blue) and FOXP3+ (brown) lymphocytes. The representative tumor tissue of high (a) and low (b) infiltration of lymphocytes on surgical specimens after neoadjuvant chemotherapy (black arrow points to CD8+ lymphocytes, and red arrow points to FOXP3+ lymphocytes)Back to article page