Figure 4. Evaluation of postoperative monitoring in colorectal cancer.
(A) Detection frequency of anti-FIRs antibodies in CRC sera before and after surgical operation. After surgical operation, anti-FIRs antibodies were detected in 19 cases out of 28 cases that were anti-FIR antibody positive before operation. (B) The level of anti-FIRs antibodies was significantly decreased after operation. (C) Comparison of the levels of anti-FIRs antibodies and clinically adopted tumor markers before and after surgical operation. The level of anti-FIRs antibodies was significantly decreased after operation.