منابع مشابه
New vaccines against influenza virus
Vaccination is one of the most effective and cost-benefit interventions that prevent the mortality and reduce morbidity from infectious pathogens. However, the licensed influenza vaccine induces strain-specific immunity and must be updated annually based on predicted strains that will circulate in the upcoming season. Influenza virus still causes significant health problems worldwide due to the...
متن کاملNew Vaccines against Epidemic Infectious Diseases.
conditions.1-3 Governments and foundations mobilized funds quickly. Companies and research-anddevelopment institutions brought vaccine candidates into the field. Collaborations among the World Health Organization (WHO), funders, academia, civil society, and industry saw vaccines advancing through more than 15 accelerated clinical trials in a year. But the testing of Ebola vaccine candidates had...
متن کاملApplication of bacterial shuttle vectors in designing new vaccines against infectious diseases: brief report
Background: Today, several vaccines have been developed to prevent infectious diseases. The older first-generation vaccines may have many problems. In this regard, genetic engineering plays an important role using tools such as shuttle vectors to develop recombinant DNA vaccines that usually include plasmid constructed so that can propagate in two different host species. The present study revie...
متن کاملNew opportunities for development of safe, effective live virus vaccines.
Effective vaccines are not available for most viral diseases. This situation may soon change when the full force of contemporary molecular biology is applied to immunoprophylaxis. In certain viral diseases, particularly those affecting the respiratory and gastrointestinal tracts, live attenuated vaccines are needed to confer effective protection. Until now the major obstacle to success has been...
متن کاملVaccines against sexually transmitted diseases
Introduction Human sexually transmitted infections are prevalent throughout the world. Several have been associated with adverse pregnancy outcome and increased susceptibility to HIV infection, in addition to the discomfort of inflammation of the genital tract. Yet vaccines to protect against the infection at the genital mucosa are not available. Hepatitis B is an exception, but this virus beco...
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ژورنال
عنوان ژورنال: American Journal of Public Health and the Nations Health
سال: 1960
ISSN: 0002-9572
DOI: 10.2105/ajph.50.6_pt_2.40