Amiloride inhibits macropinocytosis by lowering submembranous pH and preventing Rac1 and Cdc42 signaling

Vol. 188 No. 4, February 22, 2010. Pages 547–563.

The orientation of the schematic in Fig. 2 B was erroneously reversed in this article. The correct panel appears below.

Figure 2.

(B) Top: schematic of the structure of membrane-targeted SEpHluorin/mCherry chimaera used to measure pH_sm. Bottom: confocal images of SEpHluorin (left) and mCherry fluorescence (right) in A431 cells. Bar, 10 µm.