Concept
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Role of the Complement System in Immunity
The Classical and Alternative Complement Pathways
The classical and alternative complement pathways start off differently, but end in the same cascade of complement proteins that combine to form a membrane attack complex.
This diagram outlines the classical and alternative pathways as described in the text.
Source
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"Complement_pathway.png."
https://en.wikipedia.org/wiki/Complement_component_4#/media/File:Complement_pathway.png
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