The following antibodies were used for immunohistochemical staining: anti-UCP2 (1:200; cat. no. 11081-1-AP; ProteinTech Group, Inc.), anti-FLNa (1:200; cat. no. ab76289; Abcam), anti-P16 (1:200; cat. no. 10883-1-AP; ProteinTech Group, Inc.), and anti-Ki67 (1:1,000; cat. no. ab92742; Abcam).
The following primary antibodies were used for western blotting of relevant proteins: anti-UCP2 (1:1,000; cat. no. 11081-1-AP; ProteinTech Group, Inc.), anti-FLNa (1:1,000; cat. no. ab76289; Abcam), anti-GAPDH (1:5,000; cat. no. ab8245; Abcam), anti-ERK1/2 (1:1,000; cat. no. 4695; Cell Signaling Technology, Inc.), anti-P-ERK1/2 (1:1,000; cat. no. 4370; Cell Signaling Technology, Inc.), anti-AKT1 (1:1,000; cat. no. ab227100; Abcam), anti-P-AKT1 (1:10,000; cat. no. ab81283; Abcam), and anti-BCL-2 (1:1,000 cat. no. ab32124; Abcam).