Table 5

Analysis of EGFR expression in peripheral blood samples and in primary tumors from colon carcinoma patients

Stage (patient no.)Peripheral bloodTumor
EGFR PCREGFR ICC
B (94)+70 (++)a
B (98)85 (++)
B (111)0
B (112)30 (+)
C (96)+40 (++)
C (97)0
C (99)+30 (+)
C (100)50 (+)
C (102)+80 (+++)
C (103)+80 (+++)
D (104)+50 (+)
D (110)+20 (+)
  • a Percentage of EGFR-positive tumor cells (intensity of staining).