Browsing by Subject "Immunology"
Now showing items 1-5 of 5
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(1994)Since circulating antibody titres against infectious bronchitis virus (IBV) often correlate poorly with protection against re‐infection, the lachrymal specific IgA level of IBV vaccinated chickens was evaluated as an ...
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(1986)Se obtuvo tres aislados virales de aves comerciales vacunadas contra Bronquitis Infecciosa (BI), con diagnóstico presuntivo de esta enfermedad. Las características patológicas desarrolladas por los aislados 7916, 7891 y ...
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(1981)The in-vitro characteristics of human rotavirus transcriptions have been examined. The virus has an associated RNA polymerase activity which was activated after a heat-shock treatment. The enzyme required the presence of ...
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(1996)The specific lacrimal fluid IgA levels and the specific serum IgG levels of broiler chicks (meat type hybrids (MT)), brown-egg layer chicks (heavy layer (HL)), and white leghorn chicks (light layer (LL)) were compared after ...
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(1990)A screening of antibodies against strain M‐41 and the Dutch variant strains D‐274 and D‐1466 of infectious bronchitis virus (IBV) using the haemagglutination inhibition test (HI) was carried out in Chile. The presence of ...