Research Article

Circulating Tumor Cells Were Associated with the Number of T Lymphocyte Subsets and NK Cells in Peripheral Blood in Advanced Non-Small-Cell Lung Cancer

Figure 1

Immunostaining of a single lung cancer CTC isolated from patient peripheral blood. The CTCs were observed through combining CD45, DAPI, and fluorescence in situ hybridization with the centromere of chromosome 8 (CEP8). CD45-DAPI+CEP8>2 was considered as CTC.