Detection of EpCAM-Negative and Cytokeratin-Negative Circulating Tumor Cells in Peripheral Blood

Table 1

Comparison of the number of CK-positive CTCs detected with anti-EpCAM-only and with an antibody mixture (see Section 2).

Tumor type	Anti-EpCAM only	Antibody mix
Breast	0	1
Prostate	37	33
Breast	8	25
Lung	0	0
Breast	8	12
Breast	94	115
Breast	0	1
Prostate	57	97
Prostate	0	0
Colorectal	0	1
Breast	6	16
Lung	1	2
Breast	13	22
Breast	54	72
Breast	0	0
Breast	0	1