نتایج جستجو برای: Tuberculosis control
تعداد نتایج: 1417377 فیلتر نتایج به سال:
this study was carried out to control johne’s disease (jd) without interfering with tuberculosis (tb)control programme. a dairy herd (n>1500 heads) was used over a period of 6 years, from 1994 to 1999 forthis investigation. the herd had a history of heavy infection with mycobacterium avium paratuberculosis(map) with culling rates of 1.5 and 5%, in 1991 and 1995, respectively. the mean annual lo...
background: sputum smear examination is the basis of diagnosis of tuberculosis and quality control for the correct diagnosis of tuberculosis is necessary. this study was a method survey and performed with 930 smears with the aim to compare the confidence rate of sputum smear examination reported by one laboratory technician with the findings reported by two technicians in a tuberculosis scree...
background: tuberculosis (tb) is still a major cause of morbidity and mortality in both developed and developing countries. delay in accessing tuberculosis care is associated with the highest densities of mycobacterium tuberculosis (m. tuberculosis) bacilli on sputum smears. objectives: the current study aimed to determine the extent of delay, and the major health system contributing factors to...
Abstract Tuberculosis is one of the main health care problems worldwide, so that one third of world population are contaminated with Mycobacterium tuberculosis. It causes 3.1 million deaths annually, therefore, controlling tuberculosis is one the priorities of the world health organization. To control tuberculosis, identifying sources of infection is very important. Patients with active tube...
background certain social determinants may influence host susceptibility to tuberculosis (tb) infections, and increase the risk of developing the disease. objectives the present study aimed to evaluate the effects of several host and environmental factors on the risk of tb in northern iranian households. patients and methods this case-control study was conducted for one year between 2010 and 20...
Background and Aim: Tuberculosis is one the major health care problems in developing countries. Miliary tuberculosis is induced by blood dissemination of multiple tubercle bacilli, the paramount importance of accurate diagnosis of military tuberculosis is because of its dismal outcome if untreated and the chance of cure if diagnosis happens early in the course of the disorder. In this study we ...
global tuberculosis (tb) report (2013) has revealed that an estimated 8.6 million people developed tb of which, india accounts for almost 26% of the cases. these estimates clearly suggest that the country’s efforts to achieve millennium development goal 6 by 2015 have not delivered the desired output. in india, the tb prevention and control activities are supervised and implemented under the re...
Abstract Background and objectives: Interferon-Gamma and interferon Gamma receptor (IFNγ ⁄ IFNγR1) are the main genes associated with susceptibility to tuberculosis. We aimed at studying on interferon-Gamma Gene polymorphism(- 56 C/T) in people suffered from tuberculosis (TB). Material and Methods: In this case-control study, the subjects were 62 individuals with TB and 74 hea...
Background: Matrix metalloproteases (MMPs) are multi-chain proteins that regulated by tissue inhibitor of metalloproteinases (TIMP) and several other mechanisms. This Includes transcription regulation and protein form secretion. The roles of MMPs in wound healing and tissue repair. In tuberculosis (TB), the activity of MMPs is increased and TIMP inhibitors decrease activity. Therefore, in tuber...
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