;</span>voltages <span  title="" class="an ">&ensp;</span>that <span  title="" class="an ">&ensp;</span>are <span  title="" class="an ">&ensp;</span>m <span  title="" class="an ">&ensp;</span>V <span  title="" class="an ">&ensp;</span>more <span  title="" class="an ">&ensp;</span><span  title="ProteinTrigger" class="an ProteinTrigger">positive</span><span  title="" class="an ">&ensp;</span>than <span  title="" class="an ">&ensp;</span>those <span  title="" class="an ">&ensp;</span>required <span  title="" c