<p>Acini were treated with or without bicarbonate 25 mM either alone or in the presence of either CER 100 nM or CARB 1 mM for 1 hour. Cells were collected and fixed in PLP fixative followed by embedding in EPON. Sections were cut and examined via EM. Control (A), CER (B), CARB (C), Bicarbonate (D), CER+Bicarbonate (E) and CARB+Bicarbonate (F). Each is a representative photograph. Vacuoles are indicated by arrowheads.</p
