Abstract:Objective:Immune cells play an important role in anti-tumor activity. We aimed to investigate the expression of CD4+ and CD8+ T cells, natural kill (NK) cells, and interleukin-27 (IL-27) in breast cancer tissues, and to explore their relationship with clinical characteristics and patients’ prognoses.Methods:Immunohistochemistry was used to detect the expression levels of CD4+ and CD8+ T cells, NK cells, and IL-27 in a total of 198 breast cancer patients.Results:It was found that the number of positive NK cells… Show more
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