Changes

[[Image:PRRs.jpg|thumb|right|150px|Pattern Recognition Receptors - B. Catchpole, RVC 2008]]

[[Image:PRRs.jpg|thumb|right|150px|Pattern Recognition Receptors - B. Catchpole, RVC 2008]]

The innate immune system recognises components of pathogens which are intrinsically foreign (i.e. not present on normal mammalian cells), such as:

The [[Innate Immune System - Introduction|innate immune system]] recognises components of pathogens which are intrinsically foreign (i.e. not present on normal mammalian cells), such as:

*Lipopolysaccharides of gram-negative bacteria

*Lipopolysaccharides of gram-negative [[bacteria]]

*Peptidoglycans of gram-positive bacteria

*Peptidoglycans of gram-positive bacteria

*Mannose sugars

*Mannose sugars

The engagement of PRRs by PAMPs triggers:

The engagement of PRRs by PAMPs triggers:

* '''[[Phagocytosis|Phagocytosis]]'''

* '''[[Phagocytosis|Phagocytosis]]'''

* The expression of '''[[Cytokines|cytokines]]''', which brings about [[:Category:Inflammation|inflammation]] and other immune responses

* The expression of '''[[Cytokines|cytokines]]''', which brings about [[Inflammation - Introduction|inflammation]] and other immune responses

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{{Jim Bee 2007}}

{{Jim Bee 2007}}

[[Category:Innate Immune System]]

[[Category:Innate Immune System]]