Effect of repeatedly sensitized bursal extract on the resistance of WLH chickens to experimental infection of Ancylostoma caninum larvae.
D000724:Ancylostomiasis / Q000276:immunology*; D000818:Animals; D002060:Bursa of Fabricius / Q000276:immunology*; D002645:Chickens; D007110:Immunity, Active; D007114:Immunization; D008297:Male; D014020:Tissue Extracts / Q000276:immunology
D014020:Tissue Extracts