Supplementary Information for Paradox of vaccination: Is vaccination really effective against avian flu epidemics?
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منابع مشابه
Paradox of Vaccination: Is Vaccination Really Effective against Avian Flu Epidemics?
BACKGROUND Although vaccination can be a useful tool for control of avian influenza epidemics, it might engender emergence of a vaccine-resistant strain. Field and experimental studies show that some avian influenza strains acquire resistance ability against vaccination. We investigated, in the context of the emergence of a vaccine-resistant strain, whether a vaccination program can prevent the...
متن کاملFactors influencing influenza vaccination among nurses in teaching hospitals of Yazd University of Medical Sciences in 2011
Background and Purpose: Influenza (flu) causes many hospitalization and death in the year. It is recommended health care workers (HCW) receive the annual flu vaccine. But studies have shown that a few of medical staffs are vaccinated against flu. This study was conducted to determine the incentives and disincentives of flu vaccination in nurses. Methods: This cross-sectional study was conducted...
متن کاملبررسی وضعیت ایمن سازی پرسنل بیمارستانهای دولتی شهر شیراز بر علیه آنفلوانزا
Background and aims: Increasing rate of reference of Influenza patients to hospitals besides recent H1N1 pandemic experiences and also threats of incoming Avian flu denote to the importance and necessity of Hospitals' staff annual vaccination against influenza. Methods: In this cross sectional and questionnaire based study 276 of shiraz general hospitals' personnel were selected b...
متن کاملEvaluation of maternal antibody levels for establishing the vaccination program against Newcastle disease in ostrich chicks
Newcastle disease virus (NDV) is known as one of the most important endemic viral pathogen for various avian species such as ostrich, in Iran. Therefore, establishing a routine vaccination program against ND in ostrich flocks would be useful in order to reduce the danger of this infection. Newcastle disease occurs among the ostriches and leads to high rate of mortality while most of the losse...
متن کاملVaccinating poultry against avian flu is contributing to spread.
Inappropriate use of vaccination in poultry to try to prevent the spread of bird flu has become part of the problem and has serious human health implications, officials of the World Health Organization warned this week. “Vaccination can sometimes cause silent transmission of infection from asymptomatic birds. Mass vaccination programmes entail people tramping around the countryside from farm to...
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تاریخ انتشار 2009