The invention relates to compositions (e.g., pharmaceutical compositions) that include, for example, IL-22 Fc fusion proteins, methods of making the same, and methods of using the same, e.g., for the treatment of diseases (e.g., IBD).本發明係關於包括例如IL-22 Fc融合蛋白之組合物(例如醫藥組合物)、製造其之方法,及使用其例如治療疾病(例如IBD)之方法。