Bacteriophage adhering to mucus provide a non–host-derived immunity

Bacteriophage adhering to mucus provide a non–host-derived immunity

PNAS article on how bacteriophage use Ig-like domains in their capsid proteins to adhere to mucin secreted by host epithelial cells, creating a protective layer of phage that separates bacteria from the gut epithelium. Cool stuff, well-explained in this figure from the paper.  Click the photo to link to the paper.

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