NK Cell-Dependent Growth Inhibition of Lewis Lung Cancer by Yu-Ping-Feng, an Ancient Chinese Herbal Formula

Figure 2

YPF promoted NK cell tumor infiltration and increased NK cell population in spleen. Mononuclear cells were isolated from tumor tissues and spleen of LLC-bearing C57BL/6 mice treated with PBS or YPF at Day 35 after inoculation and then stained with CD3, CD4, CD8, and NKp46, as well as being subsequently analyzed by flow cytometry. (a) Population of CD8+ T, CD4+ T, and NK cells in tumors. (b) Population of CD8+ T, CD4+ T, and NK cells in spleen. ; .

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