rubella or german measles is a mild contagious disease in non-pregnant women, but in pregnant affected mother’s possibility of fetus infection in the first twelve weeks of gestation is 80%. between 13-14 weeks of gestation is 54% and by the end of the second trimester is 25%. if fetus gets infected severe anomalies will progress. at present no vaccination against rubella is begin envisaged by t...

1 Immunobiotics Research Group, Tucuman, Argentina, 2 Laboratory of Immunobiotechnology, Reference Centre for Lactobacilli (CERELA-CONICET), Tucuman, Argentina, 3 Food and Feed Immunology Group, Laboratory of Animal Products Chemistry, Graduate School of Agricultural Science, Tohoku University, Sendai, Japan, 4 Livestock Immunology Unit, International Education and Research Center for Food and ...

job satisfaction is a positive or pleasant emotional state resulting from a person’s appreciation of his/her own job or experience. the study purpose was to model job satisfaction for teachers working in agricultural institutes within mazandaran province of iran. the study used a descriptive-correlative design . the statistical population (including all instructors working for agricultural inst...

background & aim: acquired immune deficiency syndrome (aids) is an infectious disease caused by human immunodeficiency virus (hiv). the awareness of hiv preventive measures and its transmission routes have an important role in controlling the hiv infection in the society. regarding this, the present study aimed to investigate the awareness and attitudes of the high school students regarding hiv...

a cross-sectional survey was conducted .using a modified questionnaire for the study of cigarette smoking prevalence in khalkhal city, iran, during may-â june 1999. a simple random sample with size 260 was selected for this study. all of the students in the sample completed a questionnaire. the results showed among 260 students, 104 of them (40%) experienced at least once cigarette smoking and ...

this study have done to assess knowledge 200 girls and boys from 20 schools in 18th districts in south of tehran about individual hygiene. for gathering data use a questionnaire by 30 questions about knowledge of health in different part of body. the results of study show most of subjects have relatively good knowledge about individual hygiene. but their knowledge in some areas is more than oth...