ass="an ">&ensp;</span>affects <span  title="" class="an ">&ensp;</span>the <span  title="" class="an ">&ensp;</span>contractile <span  title="" class="an ">&ensp;</span>responses <span  title="" class="an ">&ensp;</span>to <span  title="" class="an ">&ensp;</span><span  title="CAP" class="an CAP">MNS</span><span  title="" class="an ">&ensp;</span>in <span  title="" class="an ">&ensp;</span>the <span  title="" class="an ">&ensp;</span>isolated <span  title="" class="an ">&ensp;</span>guinea <span  title="" 