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SDS-PAGE and Western blot profile of culture supernatant SAgs of Listeria monocytogenes. (A) SDS-PAGE profile of proteins present in L. monocytogenes culture supernatant. Lane i corresponds to protein profile and lane ii shows the molecular weight markers. (B) Western blot profile of the same proteins isolated from culture supernatant, probed with mouse antisera.
Abbreviations: SAgs, secretory protein antigens; SDS-PAGE, sodium dodecyl sulfate polyacrylamide gel electrophoresis.
