Figure 7. has_circ_0069313 promoted the OSCC progression in vivo. (A) The representative image of subcutaneous xenografts (n = 5 per group), scale 1 cm. (B) Tumors were collected and the volume was measured as indicated (Student’s two-tailed paired test, ***p < 0.001). (C) Samples were collected and subjected to IHC using the CD25 antibody. The representative images were shown with a 100× and 200× magnification. (D) Samples were collected and subjected to IHC using the PDL1 antibody. The representative images were shown with a 100× and 200× magnification.