itle="" class="an ">&ensp;</span>dependent <span  title="" class="an ">&ensp;</span>and <span  title="" class="an ">&ensp;</span>independent <span  title="" class="an ">&ensp;</span><span  title="ProteinName" class="an ProteinName">Ca</span><span  title="" class="an ">&ensp;</span>channels <span  title="" class="an ">&ensp;</span>in <span  title="" class="an ">&ensp;</span>mouse <span  title="" class="an ">&ensp;</span>photoreceptors <span  title="" class="an ">&ensp;</span>Transient <span  title="" class="