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. 2019 Oct 12;10(10):688. doi: 10.3390/mi10100688

Figure 1.

Figure 1

Figure 1

Cancer spheroid array chip based on micropillar and microwell chips. (a) Blue represents the nucleus. Spheroids over 100 µm in diameter were formed after seven days. (b) Sixteen cell lines (including A549) were grown for seven days in alginate spots on the micropillar chip.