The immune system does not eliminate antigenic cancer cells due to damage to effectors abilities, for example:
> immunocompetent cells
> loss of expression
of tumor-associated antigens,
Vibrio 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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