n <span  title="" class="an ">&ensp;</span>p <span  title="" class="an ">&ensp;</span><span  title="ProteinName" class="an ProteinName">Mg</span><span  title="" class="an ">&ensp;</span>changed <span  title="" class="an ">&ensp;</span>from <span  title="" class="an ">&ensp;</span>to <span  title="" class="an ">&ensp;</span>Dose <span  title="" class="an ">&ensp;</span>response <span  title="" class="an ">&ensp;</span>curves <span  title="" class="an ">&ensp;</span>for <span  title="" class="an ">&ensp;</spa