Filters: Tags: gnotobiotics (specific pathogen free) (X)11 results (234ms)
Comparative pathogenesis of serotype 1 and variant serotype 1 isolates of infectious bursal disease virus and their effect on humoral and cellular immune competence of specific-pathogen-free chickens.
Embryo vaccination of specific-pathogen-free chickens with infectious bursal disease virus: Tissue distribution of the vaccine virus and protection of hatched chickens against disease.
Detection of avian leukosis virus antigens by the ELISA and its use for detecting infectious virus after cultivation of samples and partial characterization of specific pathogen-free chicken lines maintained in this laboratory.
Experimental cryptosporidiosis and infectious bursal disease virus infection of specific-pathogen-free chickens.
Ciliary activity: A criterion for associating resistance to infectious bronchitis virus infection with ELISA antibody titer.
Variation in susceptibility to avian sarcoma viruses and expression of endogenous avian leukosis virus antigens in specific pathogen-free chicken lines.
Comparative nephropathogenicity of infectious bronchitis virus in bursectomized and nonbursectomized chickens.