375451.fig.004a
(a)
375451.fig.004b
(b)
375451.fig.004c
(c)
375451.fig.004d
(d)
Figure 4: (a, b) A Nalm 6 cell trapped by a light spot (the dish circle) is transported in a microfluidic channel. (c, d) Transport of a single Nalm 6 cell trapped by OET in multilayer PDMS channels. The region between two black lines is a control channel above the flowing channel where the cells are.