pattern recognition receptor

(redirected from Receptors, pattern recognition)

pattern recognition receptor

Abbreviation: PRR
A receptor on an antigen-presenting cell of the immune system that recognizes molecular sequences found on disease-causing organisms but not host cells. PRRs detect the presence of pathogen-associated chemicals such as lipopolysaccharides, mannans, and teichoic acids.
See also: receptor
Medical Dictionary, © 2009 Farlex and Partners
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