title: Observations on the distribution of an immune-adapted population of Nippostrongylus brasiliensi within the small intestine of rats given repeated small challenge infections.
mesh_terms: D000818:Animals; D004386:Duodenum / Q000382:microbiology; D007421:Intestine, Small / Q000382:microbiology*; D051381:Rats; D013045:Species Specificity; D013997:Time Factors; D014251:Trichostrongyloidea / Q000276:immunology*; D014252:Trichostrongyloidiasis / Q000276:immunology