Figure 1

Circulating tumour cells isolated from AIPC patients are EpCAM, PTCH, ErbB2 and EGFR positive. (A) EpCAM, PTCH, ErbB2 and EGFR immunofluorescence in circulating tumour cells isolated from AIPC patients. (B) Relative PTCH, EGFR, ErbB2 and DD3PCA3 RNA expression in circulating tumour cells isolated from normal subjects and androgen-independent prostate cancer patients.