Luminal host-defense mechanisms against invasive amebiasis.


Most humans infected with the virulent protozoan parasite Entamoeba histolytica do not develop invasive disease. Available evidence indicates that beneficial bacteria and the mucus gel layer in the colon lumen protect the host mucosa. Glycosidases produced by some normal colonic bacteria and luminal proteases degrade the key adherence lectin on E… (More)


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