This antiviral mode can avoid virus mutation anddevelop resistance and thus can be advantageous over other antiviralstrategies.8,9,13−15 In addition, DC-SIGN targeting multivalent glycans can be harnessedas potential new therapeutics against cancer, allergy, and other immunedysregulation diseases, by exploiting DC-SIGN’s powerful immuneregulation functions.2−7. Here, CD209 is linked to cancer.