摘要:
A modified Staphylococcal enterotoxin B (SEB) having resistance to a protease and a reduced toxicity and a vaccine comprising said modified SEB are provided. A modified SEB which has an amino acid sequence as set forth in SEQ ID NO: 1 wherein each of the lysine at 97-position and the lysine at 98-position are substituted with any other amino acid, or a derivative thereof and a vaccine comprising said modified SEB or a derivative thereof.
摘要翻译:提供了具有对蛋白酶的抗性和毒性降低的改良的葡萄球菌肠毒素B(SEB)和包含所述修饰的SEB的疫苗。 具有如SEQ ID NO:1所示的氨基酸序列的修饰SEB,其中97位的赖氨酸和98位的赖氨酸被任何其它氨基酸或其衍生物取代,并且包含 所述经修饰的SEB或其衍生物。