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. 2022 Aug 15;10:916229. doi: 10.3389/fbioe.2022.916229

FIGURE 1.

FIGURE 1

Strategies for static (ex situ culture) and dynamic (in situ culture) spheroid formation. The most used approaches for static formation, also called MSCs self-assembly, are microwells and the hanging drop method. In contrast, dynamic formation, also called collision-based assembly, can occur in small- or large-scale cultures.