KCNA3 and colitis: This study therefore asked whether WJW shows therapeutic effects in a UC model and whether these effects are accompanied by changes in epithelial Na<sup>+</sup>/Cl<sup>-</sup> transport and water-channel programs and by modulation of the T-cell-linked potassium channel Kv1.3.<h4>Methods</h4>We investigated this question in a mouse model of DSS-induced colitis (3% dextran sulfate sodium).