An immunogenic composition containing leucocidin M/F antigen and capable of imparting a toxin-neutralizing activity to a ruminant animal as a subject animal. The immunogenic composition enables prevention of onset or reduction in symptoms of diseases caused by Staphylococcus aureus in ruminant animals. The leucocidin M/F antigen is a protein or peptide having at least a part of the amino acid sequence constituting the leucocidin M protein or a protein or peptide having at least a part of the amino acid sequence constituting the leucocidin F protein. The immunogenic composition may further contain a somatic antigen of Staphylococcus aureus.
一种含有白细胞介素 M/F 抗原的免疫原性组合物,能够赋予作为受试动物的反刍动物毒素中和活性。该免疫原组合物能够预防反刍动物中由
金黄色葡萄球菌引起的疾病的发生或减轻其症状。白细胞介素 M/F 抗原是至少具有构成白细胞介素 M 蛋白的部分
氨基酸序列的蛋白质或肽,或至少具有构成白细胞介素 F 蛋白的部分
氨基酸序列的蛋白质或肽。免疫原组合物可进一步含有
金黄色葡萄球菌的体细胞抗原。