Research Article

Action Mechanism of Fuzheng Fangai Pill Combined with Cyclophosphamide on Tumor Metastasis and Growth

Figure 4

The Th17 and Treg of metastasis foci detected by immunohistochemistry. Normal control group Th17 (a1), normal control group Treg (a2); model control group Th17 (b1), model control group Treg (b2); CTX group Th17 (c1), CTX group Treg (c2), FZFA + CTX group Th17 (d1), and FZFA + CTX group Treg (d2). Lung tissues were fixed, sectioned at 4  m thickness, and incubated with primary antibody and secondary antibody; then the percentage of positive cells was calculated under a microscope of 400 magnifications.
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