the purpose of this study was to assess the effect of preventive immunization on the incidence of allergies in poland.18617 (53.8% female, 24.2% 6-7 years old, 25.4% 13-14 years old, 50.4% 20–44 years old) were selected by stratified cluster sampling method in 8 cities and 1 rural area. 4783 of whom underwent objective outpatient screening assessments. study subjects were evaluated for any asso...

objective the goal of this study was to prepare and characterize alginate microspheres as an antigen delivery system and adjuvant for immunization against leishmaniasis. materials and methods microspheres were prepared by an emulsification technique and characterized for size, encapsulation efficiency, and release profile of encapsulates. selection of appropriate parameters (viscosity of algina...

conclusions dental academics were unsure about the means of infection and prevention against hbv. many of them had not completed the immunization scheme and did not have the test of seroconversion. the serological analysis revealed unprotection, even after students completed the vaccination schedule. results of the 179 students surveyed, 58.1% knew about the degree of virulence of the hepatitis...

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background and objectives: enterohemorrhagic escherichia coli (ehec) o157:h7 has been recognized as a major food borne pathogen responsible for frequent hemorrhagic colitis and hemolytic uremic syndrome in humans. cattle are important reservoirs of e. coli o157:h7, in which the organism colonizes the intestinal tract and is shed in the feces. objective: vaccination of cattle has significant pot...

background: immunization against diphtheria, tetanus and pertussis has been applied in iran since 1950. who suggests periodical evaluation of effectiveness of the triple diphtheria-tetanus-whole cell pertussis (dtwp) vaccine, worldwide. objectives: to determine the immunogenicity of locally manufactured dtwp vaccine administered to preschool children in a number of health centers of tehran in 2...