Table 2.

Pendrin cap and vesicular volumes

	EEA-1		Rab11a
Acid-Base Condition	Pendrin cap volume, μm3	Vesicular volume, μm3	Pendrin cap volume, μm3	Vesicular volume, μm3
Normal	175 ± 18	1.1 ± 0.2	183 ± 20	2.0 ± 0.6
Acidosis	125 ± 15*	1.3 ± 0.2	117 ± 12*	1.1 ± 0.2†

Values are means ± SE.

^*Normal → acidosis: P < 0.002;

^†significant at the 10% level (by Mann-Whitney U-test).