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Identification of antigenic OMPs of E. coli CFT073. (A) Colloidal Coomassie-stained 2D-PAGE gel of outer membrane fractions isolated from CFT073 cultured in rich medium. (B) Western blot of 2D-PAGE gel probed with pooled antisera from chronically infected CBA/J mice. Proteins annotated in A are seroreactive and were identified by mass spectrometry. Molecular mass standards are shown in kDa.
