diff --git a/app/views/single_pages/_duplicate_samples_panel.html.erb b/app/views/single_pages/_duplicate_samples_panel.html.erb
index b05064fdd6..6a623a4286 100644
--- a/app/views/single_pages/_duplicate_samples_panel.html.erb
+++ b/app/views/single_pages/_duplicate_samples_panel.html.erb
@@ -1,8 +1,9 @@
 <% unless @possible_duplicates.nil? or @possible_duplicates.compact.none? %>
-  <%= folding_panel("Possible Duplicates <span id='duplicate-samples-counter' class='label label-danger'>#{@possible_duplicates.size}</span>", true, :id => "duplicate-samples-panel", :body_options => {:id => "duplicate-samples-panel-content"},
-                  :help_text => "These new samples have been matched to already existing samples.") do %>
+  <%= folding_panel("Possible Duplicates <span id='duplicate-samples-counter' class='label label-danger'>#{@possible_duplicates.size}</span>", true, :id => "duplicate-samples-panel", :body_options => { :id => "duplicate-samples-panel-content" },
+                    :help_text => "These new samples have been matched to already existing samples.") do %>
     <div class="table-responsive">
       <table id="duplicate-samples-table" class="table">
+        <thead>
         <tr>
           <th></th>
           <% for key in @possible_duplicates[0].keys %>
@@ -11,56 +12,64 @@
             <% end %>
           <% end %>
         </tr>
+        </thead>
+        <tbody>
         <% for dupl_sample in @possible_duplicates %>
-          <tr id='<%= "duplicate-sample-#{dupl_sample['duplicate']['id']}-1" %>' >
-            <td rowspan=2><button id=<%= "remove-#{dupl_sample['duplicate']['id']}" %> class="btn glyphicon glyphicon-trash danger" style="background-color:#d9534f;color:white;" onclick=<%= "removeSample('duplicate-sample-#{dupl_sample['duplicate']['id']}')" %>></button></td>
-          <% dupl_sample.map do |key, val| %>
-            <% val = '<new>' if key =='id' %>
-            <% unless %w[uuid duplicate].include?(key) %>
-              <% if @multiple_input_fields.include?(key)%>
-                <td>
-                  <% val.each do |sub_sample| %>
-                    <span class="badge", title='ID: <%= sub_sample['id'] %>' data-attr_type="seek-sample-multi"><%= sub_sample['title'] %></span>
-                  <% end %>
-                </td>
-              <% elsif @cv_list_fields.include?(key) %>
-                <td>
-                  <% val.each do |cv_term| %>
-                    <span class="label label-default", title='<%= cv_term %>' data-attr_type="cv-list"><%= cv_term %></span>
-                  <% end %>
-                </td>
-              <% elsif @registered_sample_fields.include?(key) %>
-                <td><span class="badge", title='<%= val['id'] %>' data-attr_type="seek-sample"><%= val['title'] %></span></td>
-              <% else %>
-                <td id='<%= "#{dupl_sample['duplicate']['id']}[#{key}]" %>' ><%= val %></td>
+          <tr id='<%= "duplicate-sample-#{dupl_sample['duplicate']['id']}-1" %>'>
+            <td rowspan=2>
+              <button id=<%= "remove-#{dupl_sample['duplicate']['id']}" %> class="btn glyphicon glyphicon-trash danger
+              " style="background-color:#d9534f;color:white;"
+              onclick=<%= "removeSample('duplicate-sample-#{dupl_sample['duplicate']['id']}')" %>></button></td>
+            <% dupl_sample.map do |key, val| %>
+              <% val = '<new>' if key == 'id' %>
+              <% unless %w[uuid duplicate].include?(key) %>
+                <% if @multiple_input_fields.include?(key) %>
+                  <td>
+                    <% val.each do |sub_sample| %>
+                      <span class="badge" , title='ID: <%= sub_sample['id'] %>' data-attr_type="seek-sample-multi"><%= sub_sample['title'] %></span>
+                    <% end %>
+                  </td>
+                <% elsif @cv_list_fields.include?(key) %>
+                  <td>
+                    <% val.each do |cv_term| %>
+                      <span class="label label-default" , title='<%= cv_term %>' data-attr_type="cv-list"><%= cv_term %></span>
+                    <% end %>
+                  </td>
+                <% elsif @registered_sample_fields.include?(key) %>
+                  <td>
+                    <span class="badge" , title='<%= val['id'] %>' data-attr_type="seek-sample"><%= val['title'] %></span>
+                  </td>
+                <% else %>
+                  <td id='<%= "#{dupl_sample['duplicate']['id']}[#{key}]" %>'><%= val %></td>
+                <% end %>
               <% end %>
             <% end %>
-          <% end %>
             <tr id='<%= "duplicate-sample-#{dupl_sample['duplicate']['id']}-2" %>' class="danger">
               <% dupl_sample['duplicate'].map do |key, val| %>
                 <% unless %w[uuid duplicate].include?(key) %>
-                  <% if @multiple_input_fields.include?(key)%>
+                  <% if @multiple_input_fields.include?(key) %>
                     <td>
                       <% val.each do |sub_sample| %>
-                        <span class="badge", title='ID: <%= sub_sample['id'] %>'><%= sub_sample['title'] %></span>
+                        <span class="badge" , title='ID: <%= sub_sample['id'] %>'><%= sub_sample['title'] %></span>
                       <% end %>
                     </td>
                   <% elsif @cv_list_fields.include?(key) %>
                     <td>
                       <% val.each do |cv_term| %>
-                        <span class="label label-default", title='<%= cv_term %>'><%= cv_term %></span>
+                        <span class="label label-default" , title='<%= cv_term %>'><%= cv_term %></span>
                       <% end %>
                     </td>
                   <% elsif @registered_sample_fields.include?(key) %>
-                    <td><span class="badge", title='<%= val['id'] %>'><%= val['title'] %></span></td>
+                    <td><span class="badge" , title='<%= val['id'] %>'><%= val['title'] %></span></td>
                   <% else %>
-                    <td><%= val%></td>
+                    <td><%= val %></td>
                   <% end %>
                 <% end %>
               <% end %>
             </tr>
-          </tr>
+            </tr>
         <% end %>
+        </tbody>
       </table>
     </div>
   <% end %>
diff --git a/app/views/single_pages/_new_samples_panel.html.erb b/app/views/single_pages/_new_samples_panel.html.erb
index 1b163ec3da..4fd18ae27b 100644
--- a/app/views/single_pages/_new_samples_panel.html.erb
+++ b/app/views/single_pages/_new_samples_panel.html.erb
@@ -1,8 +1,9 @@
 <% unless @new_samples.nil? or @new_samples.compact.none? %>
-  <%= folding_panel("New Samples <span id='new-samples-counter' class='label label-primary'>#{@new_samples.size}</span>", true, :id => "new-samples-panel", :body_options => {:id => "new-samples-panel-content"},
-  :help_text => "These samples have been detected as new samples and will be created.") do %>
+  <%= folding_panel("New Samples <span id='new-samples-counter' class='label label-primary'>#{@new_samples.size}</span>", true, :id => "new-samples-panel", :body_options => { :id => "new-samples-panel-content" },
+                    :help_text => "These samples have been detected as new samples and will be created.") do %>
     <div class="table-responsive">
       <table id="create-samples-table" class="table">
+        <thead>
         <tr>
           <th></th>
           <% for key in @new_samples[0].keys %>
@@ -11,36 +12,42 @@
             <% end %>
           <% end %>
         </tr>
+        </thead>
+        <tbody>
         <% for new_sample in @new_samples %>
           <% new_sample_id = UUID.generate %>
           <tr id='<%= "new-sample-#{new_sample_id}" %>'>
-            <td><button id=<%= "remove-#{new_sample_id}" %> class="btn glyphicon glyphicon-trash danger" style="background-color:#d9534f;color:white;" onclick=<%= "removeSample('new-sample-#{new_sample_id}')" %>></button></td>
-              <% new_sample.map do |key, val| %>
-                <% val = '<new>' if key =='id' %>
+            <td>
+              <button id=<%= "remove-#{new_sample_id}" %> class="btn glyphicon glyphicon-trash danger
+              " style="background-color:#d9534f;color:white;"
+              onclick=<%= "removeSample('new-sample-#{new_sample_id}')" %>></button></td>
+            <% new_sample.map do |key, val| %>
+              <% val = '<new>' if key == 'id' %>
               <% unless key == 'uuid' %>
-                <% if @multiple_input_fields.include?(key)%>
-                  <td id='<%= "new-sample-#{new_sample_id}[#{key}]" %>' >
+                <% if @multiple_input_fields.include?(key) %>
+                  <td id='<%= "new-sample-#{new_sample_id}[#{key}]" %>'>
                     <% val.each do |sub_sample| %>
-                      <span class="badge", title='ID: <%= sub_sample['id'] %>' data-attr_type="seek-sample-multi"><%= sub_sample['title'] %></span>
+                      <span class="badge" , title='ID: <%= sub_sample['id'] %>' data-attr_type="seek-sample-multi"><%= sub_sample['title'] %></span>
                     <% end %>
                   </td>
                 <% elsif @cv_list_fields.include?(key) %>
-                  <td id='<%= "new-sample-#{new_sample_id}[#{key}]" %>' >
+                  <td id='<%= "new-sample-#{new_sample_id}[#{key}]" %>'>
                     <% val.each do |cv_term| %>
-                      <span class="label label-default", title='<%= cv_term %>' data-attr_type="cv-list"><%= cv_term %></span>
+                      <span class="label label-default" , title='<%= cv_term %>' data-attr_type="cv-list"><%= cv_term %></span>
                     <% end %>
                   </td>
                 <% elsif @registered_sample_fields.include?(key) %>
-                  <td id='<%= "new-sample-#{new_sample_id}[#{key}]" %>' >
-                    <span class="badge", title='<%= val['id'] %>' data-attr_type="seek-sample"><%= val['title'] %></span>
+                  <td id='<%= "new-sample-#{new_sample_id}[#{key}]" %>'>
+                    <span class="badge" , title='<%= val['id'] %>' data-attr_type="seek-sample"><%= val['title'] %></span>
                   </td>
                 <% else %>
-                  <td id='<%= "new-sample-#{new_sample_id}[#{key}]" %>' ><%= val %></td>
+                  <td id='<%= "new-sample-#{new_sample_id}[#{key}]" %>'><%= val %></td>
                 <% end %>
               <% end %>
             <% end %>
           </tr>
         <% end %>
+        </tbody>
       </table>
     </div>
   <% end %>
diff --git a/app/views/single_pages/_unauthorized_samples_panel.html.erb b/app/views/single_pages/_unauthorized_samples_panel.html.erb
index 8ad35705d2..4d69e2a741 100644
--- a/app/views/single_pages/_unauthorized_samples_panel.html.erb
+++ b/app/views/single_pages/_unauthorized_samples_panel.html.erb
@@ -1,15 +1,17 @@
 <% unless @unauthorized_samples.nil? or @unauthorized_samples.compact.none? %>
   <% @can_upload = false %>
   <% errors.append("There are unauthorized samples present in the spreadsheet.") %>
-  <%= folding_panel("Unauthorized Samples", false, :id => "unauthorized-samples-panel", :body_options => {:id => "unauthorized-samples-panel-content"},
-                :help_text => "Sample the current user does not have permission to edit them.") do %>
+  <%= folding_panel("Unauthorized Samples", false, :id => "unauthorized-samples-panel", :body_options => { :id => "unauthorized-samples-panel-content" },
+                    :help_text => "Sample the current user does not have permission to edit them.") do %>
     <div>
       <p>
-        <b>You don't have permission to edit the samples listed below. Please contact the submitter of these samples or revert the changes in the spreadsheet to its original values.</b>
+        <b>You don't have permission to edit the samples listed below. Please contact the submitter of these samples or
+          revert the changes in the spreadsheet to its original values.</b>
       </p>
     </div>
     <div class="table-responsive">
       <table id="unauthorized-samples-table" class="table">
+        <thead>
         <tr>
           <% for key in @unauthorized_samples[0].keys %>
             <% unless key == 'uuid' %>
@@ -17,6 +19,8 @@
             <% end %>
           <% end %>
         </tr>
+        </thead>
+        <tbody>
         <% for unauthorized_sample in @unauthorized_samples %>
           <tr id='<%= "unauthorized-sample-#{unauthorized_sample['id']}" %>' class="">
             <% unauthorized_sample.map do |key, val| %>
@@ -24,7 +28,7 @@
                 <% if @multiple_input_fields.include?(key) %>
                   <td>
                     <% val.each do |sub_sample| %>
-                      <span class="badge", title='ID: <%= sub_sample['id'] %>'><%= sub_sample['title'] %></span>
+                      <span class="badge" , title='ID: <%= sub_sample['id'] %>'><%= sub_sample['title'] %></span>
                     <% end %>
                   </td>
                 <% else %>
@@ -34,6 +38,7 @@
             <% end %>
           </tr>
         <% end %>
+        </tbody>
       </table>
     </div>
   <% end %>
diff --git a/app/views/single_pages/_update_samples_panel.html.erb b/app/views/single_pages/_update_samples_panel.html.erb
index 4349edd71b..1d339a2bba 100644
--- a/app/views/single_pages/_update_samples_panel.html.erb
+++ b/app/views/single_pages/_update_samples_panel.html.erb
@@ -1,8 +1,9 @@
 <% unless @update_samples.nil? or @update_samples.compact.none? %>
-  <%= folding_panel("Samples to Update <span id='update-samples-counter' class='label label-warning'>#{@update_samples.size}</span>", true, :id => "existing-samples-panel", :body_options => {:id => "existing-samples-panel-content"},
-  :help_text => "These samples were detected existing samples and will be updated.") do %>
+  <%= folding_panel("Samples to Update <span id='update-samples-counter' class='label label-warning'>#{@update_samples.size}</span>", true, :id => "existing-samples-panel", :body_options => { :id => "existing-samples-panel-content" },
+                    :help_text => "These samples were detected existing samples and will be updated.") do %>
     <div class="table-responsive">
       <table id="update-samples-table" class="table">
+        <thead>
         <tr>
           <th></th>
           <% for key in @update_samples[0].keys %>
@@ -11,38 +12,43 @@
             <% end %>
           <% end %>
         </tr>
+        </thead>
+        <tbody>
         <% for update_sample in @update_samples %>
-          <tr id='<%= "update-sample-#{update_sample['id']}-updated" %>' >
+          <tr id='<%= "update-sample-#{update_sample['id']}-updated" %>'>
             <% db_sample = @authorized_db_samples.select { |s| s['id'] == update_sample['id'] }.first %>
-            <td rowspan=2><button id=<%= "remove-#{update_sample['id']}" %> class="btn glyphicon glyphicon-trash danger" style="background-color:#d9534f;color:white;" onclick=<%= "removeSample('update-sample-#{update_sample['id']}')" %>></button></td>
+            <td rowspan=2>
+              <button id=<%= "remove-#{update_sample['id']}" %> class="btn glyphicon glyphicon-trash danger
+              " style="background-color:#d9534f;color:white;"
+              onclick=<%= "removeSample('update-sample-#{update_sample['id']}')" %>></button></td>
             <% update_sample.map do |key, val| %>
               <% unless key == 'uuid' %>
-                <% if @multiple_input_fields.include?(key)%>
-                  <td class='<%= (val != db_sample[key]) ? "warning" : "default" %>' id='<%= "update-sample-#{update_sample['id']}[#{key}]"%>' >
+                <% if @multiple_input_fields.include?(key) %>
+                  <td class='<%= (val != db_sample[key]) ? "warning" : "default" %>' id='<%= "update-sample-#{update_sample['id']}[#{key}]" %>'>
                     <% val.each do |sub_sample| %>
                       <span class="badge" title='ID: <%= sub_sample['id'] %>' data-attr_type="seek-sample-multi"><%= sub_sample['title'] %></span>
                     <% end %>
                   </td>
                 <% elsif @cv_list_fields.include?(key) %>
-                  <td class='<%= (val != db_sample[key]) ? "warning" : "default" %>' id='<%= "update-sample-#{update_sample['id']}[#{key}]"%>' >
+                  <td class='<%= (val != db_sample[key]) ? "warning" : "default" %>' id='<%= "update-sample-#{update_sample['id']}[#{key}]" %>'>
                     <% val.each do |cv_term| %>
                       <span class="label label-default" title='<%= cv_term %>' data-attr_type="cv-list"><%= cv_term %></span>
                     <% end %>
                   </td>
                 <% elsif @registered_sample_fields.include?(key) %>
-                  <td class='<%= (val != db_sample[key]) ? "warning" : "default" %>' id='<%= "update-sample-#{update_sample['id']}[#{key}]"%>'>
+                  <td class='<%= (val != db_sample[key]) ? "warning" : "default" %>' id='<%= "update-sample-#{update_sample['id']}[#{key}]" %>'>
                     <span class="badge" title='<%= val['id'] %>' data-attr_type="seek-sample"><%= val['title'] %></span>
                   </td>
                 <% else %>
-                  <td class='<%= (val != db_sample[key]) ? "warning" : "default" %>' id='<%= "update-sample-#{update_sample['id']}[#{key}]"%>' ><%= val %></td>
+                  <td class='<%= (val != db_sample[key]) ? "warning" : "default" %>' id='<%= "update-sample-#{update_sample['id']}[#{key}]" %>'><%= val %></td>
                 <% end %>
               <% end %>
             <% end %>
           </tr>
-          <tr id='<%= "update-sample-#{update_sample['id']}-original" %>' >
+          <tr id='<%= "update-sample-#{update_sample['id']}-original" %>'>
             <% db_sample.map do |key, val| %>
               <% unless key == 'uuid' %>
-                <% if @multiple_input_fields.include?(key)%>
+                <% if @multiple_input_fields.include?(key) %>
                   <td>
                     <% val.each do |sub_sample| %>
                       <span class="badge" title='ID: <%= sub_sample['id'] %>'><%= sub_sample['title'] %></span>
@@ -63,6 +69,7 @@
             <% end %>
           </tr>
         <% end %>
+        </tbody>
       </table>
     </div>
   <% end %>