نتایج جستجو برای: tb
تعداد نتایج: 25784 فیلتر نتایج به سال:
Tuberculosis (TB) is one of the most important public health problems in the world and has been declared as a global emergency by the World Health Organization (WHO) in 1993. Bacillus Calmette-Guérin (BCG) is one of the first developed vaccines to prevent TB. Unfortunately, BCG vaccine has had a limited duration of protection and has shown controversial and variable levels of efficacy, especial...
در ایـــن تحقیق، برهمکـنش بین یونهـای لانتـــانیـدی (m(iii)= tb, dy, er, eu, sm) با هتروپلی آنیون [siw9o34]10- در محلولهای آبی مورد بررسی قرار گرفـت. از برهمکنش یونهـای لانتــانیدی (m(iii)=tb, dy, er) با پلی اکســوآنیون های ســـه حفره ای آلفــا و بتــای [siw9o34]10- به عنـــوان لیگـــانــد در حضــور یون کربنــات کمپلکس هــایی بــا ســـاختــار کــلی [(siw9o34)2(m(oh2))3co3] بدست می آید. در این س...
Background and Aim: Diagnosis of tuberculous meningitis is difficult because of its non-specific clinical presentations which may be confused with other disorders of central nervous system. The initiation of anti-TB medication can often be delayed because of lack of available laboratory tests. This study was aimed at evaluating the adenosine deaminase (ADA) concentration in differentiating tube...
Background and Aim: Pulmonary tuberculosis (TB) infection is common in patients infected with the Human immunodeficiency virus (HIV). In this study, we evaluated thoracic CT scan findings of HIV/TB co-infection, before and after anti-TB treatment. Materials and Methods: In this retrospective cross-sectional study, pre-and post-treatment thoracic CT scans of patients diagnosed with HIV and defin...
Background There are few quantitative documents about the seasonal incidence of tuberculosis (TB) among immigrant populations. Concerning the significant role of recognizing seasonal changes of TB in improving the TB control program, this study determines the trend and seasonal temporal changes of TB among immigrants entering Iran. Methods In this longitudinal study, data from the Iranian TB ...
background: investigation of tuberculosis (tb)-specific indices including prevalence of tb, mortality of tb cases excluding hiv, hiv/tb mortality, incidence of tb (all forms), hiv/tb incidence as well as case detection and related trends is a crucial step in evaluation of program performance and strategies success. besides, estimating the number and time of change points for tb incidence can he...
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