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Comparison of size and macroscopic appearance of microtissues after cultivation in either HS or FBS. (A) Development of the size of microtissues from one representative donor over the course of 8 weeks. (B, left) Mean sizes of 10 microtissues of three donors after 4 weeks of cultivation. Each color represents a different donor. (B, right) Macroscopy of microtissues of the corresponding donors depicted in the graph. Scale bars: 2000 µm. Data are depicted as mean ± SD.
