/span>in <span  title="" class="an ">&ensp;</span>anandamide <span  title="" class="an ">&ensp;</span>induced <span  title="" class="an ">&ensp;</span>analgesia <span  title="" class="an ">&ensp;</span>remains <span  title="" class="an ">&ensp;</span>controversial <span  title="" class="an ">&ensp;</span>Here <span  title="" class="an ">&ensp;</span>we <span  title="" class="an ">&ensp;</span>compare <span  title="" class="an ">&ensp;</span>the <span  title="" class="an ">&ensp;</span>in <span  title="" cla