pan  title="" class="an ">&ensp;</span>in <span  title="" class="an ">&ensp;</span>vestibular <span  title="" class="an ">&ensp;</span>hair <span  title="" class="an ">&ensp;</span><span  title="Neuron" class="an Neuron">cells</span><span  title="" class="an ">&ensp;</span><span  title="CAP" class="an CAP">TRPA</span><span  title="" class="an ">&ensp;</span>is <span  title="" class="an ">&ensp;</span>apparently <span  title="" class="an ">&ensp;</span>not <span  title="" class="an ">&ensp;</span>essential <