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US08039005B2 Mutant forms of streptolysin O 有权
突变形式的链球菌溶血素O

Mutant forms of streptolysin O
摘要:
Forms of GAS25 (streptolysin O) which are not toxic but which still maintain the ability to induce protection against S. pyogenes are useful in vaccine compositions to induce protection against S. pyogenes.
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