anchor.diff:                                  <table style="font-size:10px; float: right" id="heatmap-legenda">
                                       <tr>
                                           <td>
  -                                            <span style="color:white" class="gradient-level">
  +                                            <span style="color:white" class="gradient-level-min">
                                                   <fmt:formatNumber type="number" value="${minExpressionLevel}"
                                                                     groupingUsed="false"/>
                                               </span>
  
positive.code: 
                  //ToDo: this should be replaced with a JSON array directly sent from backend layer
                  var heatmapFactorValueValues = [${heatmapFactorValues.size()}];
                  <c:forEach varStatus="i" var="factorValue" items="${heatmapFactorValues}">
                      heatmapFactorValueValues[${i.index}] = '${factorValue.value}';
                  </c:forEach>
  
                  if (formattedQueryFactorType === "Organism part") {
                      initAnatomogram(heatmapFactorValueValues, '${maleAnatomogramFile}', '${femaleAnatomogramFile}');
  
negative.code:                                             </div>
                                          </td>
                                          <td>
                                              <span style="color:white" class="gradient-level-max">
                                                  <fmt:formatNumber type="number" value="${maxExpressionLevel}"
                                                                    groupingUsed="false"/>
                                              </span>
  