نتایج جستجو برای: embb

تعداد نتایج: 216  

Journal: :IEEE Transactions on Wireless Communications 2023

This paper studies the allocation of shared resources between ultra-reliable low-latency communication (URLLC) and enhanced mobile broadband (eMBB) in emerging 5G beyond cellular networks. In this paper, we design a unique queuing mechanism for joint eMBB/URLLC system. The aim is to flexibly schedule URLLC traffic enhance total eMBB throughput reliability packets (i.e., probability not dropping...

Journal: :Japanese journal of infectious diseases 2005
Isamu Sugawara Koji Otomo Hiroyuki Yamada Guobin Wang Changmei Du Ruiru Shi Guolong Zhang

The incidence of tuberculosis (TB) in China is high, according to the Nationwide Random Survey for the Epidemiology of Tuberculosis, 1990, conducted by the Beijing Tuberculosis and Thoracic Tumor Research Institute (Tongzhou, Beijing, China). It is important to obtain fundamental data about drugresistant TB in China to enable successful treatment of this disease. In 1994, WHO launched the globa...

Journal: :Revista da Sociedade Brasileira de Medicina Tropical 2012
Laynara Katize Grutzmacher Eduardo Monguilhott Dalmarco Solange Lucia Blatt Caio Mauricio Mendes de Cordova

INTRODUCTION The aim of this work was to evaluate the prevalence of Mycobacterium tuberculosis (MT) strains with mutations that could result in resistance to the main drugs used in treatment in a region with one of the highest numbers of tuberculosis (TB) cases in southern Brazil. METHODS Deoxyribonucleic acid (DNA) from 120 sputum samples from different patients suspicious of pulmonary tuber...

Journal: :IEEE Transactions on Wireless Communications 2023

Cellular networks that are traditionally designed for human-type communication (HTC) have the potential to provide cost effective connectivity machine-type (MTC). However, MTC is characterized by unprecedented traffic in cellular networks, thus posing a challenge its successful incorporation. In this work, we propose unified framework amicable coexistence of and HTC. We consider heterogeneous n...

درخشانی نژاد, زهرا , رمضان زاده, رشید, مسجدی, محمدرضا, دیلمی خیابانی, زهرا , شیخ الاسلامی, فاطمه مریم, فرنیا, پریسا , ولایتی, علی اکبر , کاظم پور, مهدی ,

  زمینه و هدف: اتامبوتول یکی از 4 داروی اصلی در درمان بیماری سل محسوب می‏گردد. شایع ترین موتاسیون مرتبط با این دارو معمولا در ژن embB کدون 306 رخ می‏دهد. هدف از این مطالعه، تعیین مقاومت به اتامبوتول با استفاده از روش Allele-Specific PCR و Spoligotyping در سویه ‏ های مختلف مایکوباکتریوم توبرکلوزیس است.   روش کار: 140 نمونه خلط از بیماران مشکوک به سل ریوی جمع آوری و با استفاده از روش پتروف، هضم و...

Journal: :JPMA. The Journal of the Pakistan Medical Association 2017
Bashir Ahmad Muhammad Idrees Kafeel Ahmad Shumaila Bashir Sajjad Ahmad Huang Lin-Fang

OBJECTIVE To examine the frequency and distribution of mutations in the 'hot spot regions' of drug-resistant genes. METHODS The study was conducted at Provincial Tuberculosis Reference Laboratory, Peshawar, Pakistan, from April 2015 to March 2016, and comprised sputum samples. Isolates were tested for drug susceptibility and resistant isolates were investigated for mutations analysis in the '...

2016
Mitchell A Yakrus Jeffrey Driscoll Allison McAlister David Sikes Denise Hartline Beverly Metchock Angela M Starks

Ethambutol (EMB) is used as a part of drug regimens for treatment of tuberculosis (TB). Susceptibility of Mycobacterium tuberculosis complex (MTBC) isolates to EMB can be discerned by DNA sequencing to detect mutations in the embB gene associated with resistance. US Public Health Laboratories (PHL) primarily use growth-based drug susceptibility test (DST) methods to determine EMB resistance. Th...

2016
Navisha Dookie A. Willem Sturm Prashini Moodley

BACKGROUND In South Africa, drug resistant tuberculosis is a major public health crisis in the face of the colossal HIV pandemic. METHODS In an attempt to understand the distribution of drug resistance in our setting, we analysed the rpoB, katG, inhA, pncA and embB genes associated with resistance to key drugs used in the treatment of tuberculosis in clinical isolates of Mycobacterium tubercu...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1996
A E Belanger G S Besra M E Ford K Mikusová J T Belisle P J Brennan J M Inamine

The antimycobacterial compound ethambutol [Emb; dextro-2,2'-(ethylenediimino)-di-1-butanol] is used to treat tuberculosis as well as disseminated infections caused by Mycobacterium avium. The critical target for Emb lies in the pathway for the biosynthesis of cell wall arabinogalactan, but the molecular mechanisms for drug action and resistance are unknown. The cellular target for Emb was sough...

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