| 摘要 |
This invention provides methods and compositions for preventing and treating Clostridium difficile-associated disease in a subject, wherein the subject is either a human or non-human animal. The method comprises administering to the subject an effective amount of a non-toxigenic strain of C. difficile or a combination of strains. A suitable non-toxigenic strain is selected from the M, T, C, P, S and AP group as defined by restriction endonuclease analysis. Also provided are pharmaceutical compositions and unit dosage forms comprising a single strain or a combination of strains selected from a non-toxigenic C. difficile group and a method for selecting non-toxigenic C. difficile strains.
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