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bit_24526_sm_SupplFigS1.tif1648KSupplementary Figure S1. Geometrical features of four sections of the chamber. (A) Bottom view of the chamber, which shows the openings for the insertion of inverted microscope objectives beneath both the MEA housing and the reference well. (B) Cross-sectional view of the chamber, with the MEA well on the left and the reference well on the right. (C) Top view of the chamber, which shows the MEA and the reference well location and sizes. (D) Longitudinal section, with the MEA well in the foreground.

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