n  title="" class="an ">&ensp;</span>blockade <span  title="" class="an ">&ensp;</span>of <span  title="" class="an ">&ensp;</span>the <span  title="" class="an ">&ensp;</span><span  title="Function" class="an Function">L</span><span  title="Function" class="an Function">&ensp;</span><span  title="Function" class="an Function">type</span><span  title="" class="an ">&ensp;</span>channel <span  title="" class="an ">&ensp;</span>particularly <span  title="" class="an ">&ensp;</span>during <span  title="" class