McWhorter A C, Huntley G A, Ewing W H, Hermann G J
Appl Microbiol. 1972 May;23(5):953-5. doi: 10.1128/am.23.5.953-955.1972.
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.
据报道，出现了一株肠炎沙门氏菌副伤寒A生物血清型菌株，其中鞭毛抗原很容易分离为正常的2相抗原以及正常1相和2相抗原的混合物，并且很容易证明存在安德鲁斯相变。
