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. 2022 Aug 12;15(10):2392–2402. doi: 10.1111/cts.13368

FIGURE 1.

FIGURE 1

Schematic representation of the Ussing chamber. The tissue, shown in red, separates the mucosal and serosal compartments. Arrow indicates bidirectional transport. Black electrodes measure potential difference (PD). White electrodes measure short circuit current (SCC).