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. 2021 Jan 18;12(1):96. doi: 10.3390/mi12010096

Figure 7.

Figure 7

(a) The formation of a 3D tumor spheroid model from a single cell in micro-droplet. (b) A droplet-based microfluidic system for 3D tumor spheroid model generation. (c) The optical image of the whole device. (Reproduced from Reference [91]).