Table 3

Analysis of EGFR, CEA, and CK19 expression in peripheral blood samples from patients with metastatic colon carcinoma and from healthy donors

Marker (Total cDNA)Colon carcinomasHealthy donors
Positive/total (%)Positive/total (%)
EGFR (800 ng)8 /11 (73)1 /10 (10)
CEA (100 ng)5 /11 (45)2 /10 (20)
CEA (500 ng)10 /11 (91)6 /10 (60)
CK19 (200 ng)3 /11 (27)1 /10 (10)
CK19 (500 ng)6 /11 (55)8 /10 (80)