Medical Definition of Antigenic drift

1. A change that occurs on the molecular level to effect a change in the antigenicity of a bacteria or virus. Antigenic drift occurs naturally and more rapidly in certain viruses (for example HIV). It is antigenic drift which complicates the development of an effective HIV (AIDS) vaccine. (27 Sep 1997)

Lexicographical Neighbors of Antigenic Drift

antigen shift
antigen unit
antigenaemia
antigenaemic
antigender
antigene
antigenemia
antigenemic
antigenerative
antigenes
antigenetics
antigenic
antigenic competition
antigenic complex
antigenic determinant
antigenic drift (current term)
antigenic modulation
antigenic shift
antigenic switching
antigenic variation
antigenically
antigenicities
antigenicity
antigenocidal
antigenocide
antigenome
antigenomes
antigenomic
antigens
antigentile

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