نتایج جستجو برای: attenuated vaccine
تعداد نتایج: 166073 فیلتر نتایج به سال:
Although widely recommended, influenza vaccination of children is part of the national vaccination programme only in few countries. In addition to Canada and the United States (US), in Europe Finland and the United Kingdom have introduced live attenuated influenza vaccine (LAIV) for healthy children in their programmes. On 22 June 2016, the US Advisory Committee on Immunizations Practices, vote...
In the United States, two types of vaccines are recommended for the prevention of influenza: an intranasal live attenuated influenza vaccine (LAIV) for eligible individuals aged 2-49 years and unadjuvanted injectable trivalent inactivated vaccines (TIV) for eligible individuals aged ≥ 6 months. Several recent studies have compared the efficacy of the 2 vaccines in children and adults. In childr...
BACKGROUND Influenza-virus hemagglutinin (HA) protein expressed in insect cells by recombinant baculovirus is a candidate influenza vaccine. METHODS In a randomized, double-blind trial conducted in 399 adults > or = 65 years of age, the efficacy of trivalent inactivated influenza vaccine (TIV) licensed for intramuscular injection was compared with that of trivalent baculovirus-expressed HA va...
BACKGROUND Chikungunya virus (CHIKV) causes outbreaks of chikungunya fever worldwide and represents an emerging pandemic threat. Vaccine development against CHIKV has proved challenging. Currently there is no approved vaccine or specific therapy for the disease. METHODS To develop novel experimental CHIKV vaccine, we used novel immunization DNA (iDNA) infectious clone technology, which combin...
BACKGROUND The novel influenza A(H1N1pdm09) virus emerged in North America in early 2009 and rapidly spread worldwide. In this study we report the efficacy of the live attenuated monovalent H1N1pdm09 vaccine and 2009-10 seasonal influenza vaccine in a randomized double-blind placebo-controlled trial. METHODS We enrolled 703 children aged 7-11. Each child was randomly allocated in the ratio 3:...
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