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Tröndle Kevin, et al.
A

B C

D E

Figure 1. LDH toxicity readout with 3D renal spheroids. (A) Fluorescent microscope images of bioprinted spheroid arrays with different formats.
Scale bars: 500 µm. (B) Quantification of total LDH release after lysis of different array formats. (C) Schematic timeline of sample preparation,
treatment, and readout. (D and E) Time-dependent LDH release of 2D monolayers versus 3D spheroids at different time points post-treatment.

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