نتایج جستجو برای: coccidial vaccine
تعداد نتایج: 109350 فیلتر نتایج به سال:
introduction: vaccinology provides promising approaches for the control of various infectious diseases. among different strategies, dna vaccines offer attractive research opportunities for development of vaccines for induction of antigen-specific immunity owing to their stability, simplicity of delivery, safety and cost effectiveness. however, there is a need to increase their potency by the us...
background: antibiotic resistance and the need for long-term treatments especially for chronic infections necessitate the developmentof a vaccine against pseudomonas aeruginosa infection.objectives: in this study, recombinant exotoxin a (domains i and ii), (exoa i-ii) protein was expressed, purifid and its immunologicalcharacteristics were evaluated in a mouse model.materials and methods: the g...
Background As per the vaccine management policy of the Government of India all vaccine vials opened for an immunization session were discarded at the end of that session, irrespective of the type of vaccine or the number of doses remaining in the vial prior to 2013. Subsequently, open vial policy (OVP) was introduced in 2013 and should reduce both vaccine wastage as well as governmental healthc...
The present study investigated the effects of two feed additives, first containing an herbal mixture oregano, garlic, sage, and rock samphire extracts second tributyrin (glyceryl tributyrate) when fed to broiler chickens. A total 360 one-day-old chicks were randomly allocated four treatments (6 replicate pens 15 chicks). One treatment served as unsupplemented control, whereas feeds other three ...
Newcastle disease (ND) is one of the most serious illnesses of chickens. Live vaccines are widely used to prevent chicken from the disease all over the world. To access the effective and potentiate ND vaccine, a homogenous subpopulation from LaSota strain was selected following cultivation of the virus on primary chicken embryofibroblast (CEF) cells. Pathogenicity indices and molecular characte...
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