Research Article

Integrated Microfluidic Device for Enrichment and Identification of Circulating Tumor Cells from the Blood of Patients with Colorectal Cancer

Figure 2

Schematic drawing of CTC enrichment and identification on the microfluidic device. The lysed samples, washing buffer (1x PBS), 4% PFA, blocking buffer, EpCAM-FITC, CD45-PE, and DAPI were loaded into the microchannel device in correct sequence by opening the microvalves in a simple manner.