Phase Variation of Andrewes in Salmonella enteritidis Bioserotype Paratyphi-A

AUTOR(ES)
RESUMO

The natural occurrence of a strain of Salmonella enteritidis bioserotype Paratyphi-A is reported, in which the flagellar antigens segregated readily into normal phase 2 antigens and mixtures of normal phase 1 and phase 2 antigens, and in which phase variation of Andrewes was demonstrated with ease.

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