title: Genetics of resistance to the African trypanosomes. II. Differences in virulence associated with VSSA expression among clones of Trypanosoma rhodesiense.
mesh_terms: D000818:Animals; D000941:Antigens / Q000235:genetics / Q000276:immunology; D007108:Immune Tolerance; D008297:Male; D051379:Mice; D013997:Time Factors; D014345:Trypanosoma / Q000235:genetics / Q000276:immunology* / Q000472:pathogenicity; D014353:Trypanosomiasis, African / Q000276:immunology* / Q000469:parasitology
chemical_list: D000941:Antigens