Figure S2 from Dual PD-1 and CTLA-4 Checkpoint Blockade Promotes Antitumor Immune Responses through CD4&lt;sup&gt;+&lt;/sup&gt;Foxp3&lt;sup&gt;−&lt;/sup&gt; Cell–Mediated Modulation of CD103&lt;sup&gt;+&lt;/sup&gt; Dendritic Cells