PROBLEM TO BE SOLVED: To provide a safe inhibitor for the aggregation of protein that can inhibit the aggregation of protein and prepare a low viscous protein solution.SOLUTION: An inhibitor for the aggregation of protein includes a peptide surfactant.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2016,JPO&INPIT【課題】タンパク質の凝集を抑制し、粘度の低いタンパク質溶液を調製できる安全なタンパク質の凝集抑制剤を提供する。【解決手段】ペプチド界面活性剤を含むタンパク質凝集抑制剤【選択図】図1