Treponema pallidum possesses two kinds of antigens. Which of the following tests is carried out with non-specific antigens (cardiolipin) for laboratory diagnostic of syphilis?
Complement fixation test
(Vasserman reaction).
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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