HIV infection is associated with acquired immunodeficiency syndrome/ Which role of the CD4 T lymphocytes can be defined in the pathogenesis of AIDS?
The CD4 molecule
has a high affinity to the viral envelope
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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