| 摘要 |
<p>The invention relates to compositions of polypeptides specific to pathogenic strains comprising at least one polypeptide of a first group, having a sequence selected in the group comprising the sequences of SEQ ID N° 1 to N° 66 or 133-145 and at least one peptide of a second group, having SEQ ID N° 159, or homologous sequences of polypeptides of the first group and/or the second group with a minimum of 25% of identity with the whole sequences of said polypeptides.</p><p>Application for the preparation of vaccine compositions specific to E. coli extra-intestinal infections.
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