Which of the following properties concerning of the K-antigen of bacteria is correct ?
A.
capsule
B. Escape from the phagocytosis
polypeptide or polysaccharideVibrio genus involves many species, only some serotypes of V.cholerae are pathogens of cholera. Which of the following causative agents of cholera?
V.cholerae serogroups non O1 and non O139
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