Fig. 1. Design of the CGG based on the equivalent circuit

Fig. 2. Structure of the microfluidic device used for concentration screening of targeted-drugs

Fig. 3. SEM images of cell culture unit and microdam

Fig. 4. Simulation results of velocity and concentration fields in the microfluidic device

Fig. 5. Concentration gradients of fluorescein sodium solution

Fig. 6. Concentration gradients of polystyrene microsphere suspension

Fig. 7. Uniformity and stability analysis of flow field in culture unit

Fig. 8. Growth and folate receptor distribution of Hela and A549 cells cultured in the microfluidic device