Results 31 to 40 of about 14,172 (227)

Prediction of pyrazinamide resistance in Mycobacterium tuberculosis using structure-based machine-learning approaches. [PDF]

open access: yesJAC Antimicrob Resist
Background Pyrazinamide is one of four first-line antibiotics used to treat tuberculosis; however, antibiotic susceptibility testing for pyrazinamide is challenging.
Carter JJ   +10 more
europepmc   +3 more sources

Sputum PCR-Single-Strand Conformational Polymorphism Test for Same-Day Detection of Pyrazinamide Resistance in Tuberculosis Patients [PDF]

open access: bronze, 2009
Pyrazinamide is a first-line drug for treating tuberculosis, but pyrazinamide resistance testing is usually too slow to guide initial therapy, so some patients receive inappropriate therapy.
Patricia Sheen   +8 more
openalex   +3 more sources

Pyrazinamide resistance in Swedish multidrug-resistant tuberculosis 2003–2013

open access: yesInternational Journal of Mycobacteriology, 2015
Aims and objectives: The aim of this study is to determine the prevalence of pyrazinamide (PZA) resistance among multidrug-resistant Mycobacterium tuberculosis (MDR-TB) strains isolated in Sweden between 2003 and 2013 and to study the correlation between
M Mansjö, J Werngren, S Hoffner
doaj   +2 more sources

Mechanisms of Pyrazinamide Action and Resistance [PDF]

open access: yesMicrobiology Spectrum, 2014
ABSTRACT Pyrazinamide (PZA) is a unique antituberculosis (anti-TB) drug that plays a key role in shortening TB therapy. PZA kills nonreplicating persisters that other TB drugs fail to kill, which makes it an essential drug for inclusion in any drug combinations for treating drug-susceptible and drug-resistant TB such as multidrug-
Ying, Zhang   +3 more
openaire   +3 more sources

Mutations and insights into the molecular mechanisms of resistance of Mycobacterium tuberculosis to first-line [PDF]

open access: yesGenetics and Molecular Biology, 2023
Genetically antimicrobial resistance in Mycobacterium tuberculosis is currently one of the most important aspects of tuberculosis, considering that there are emerging resistant strains for almost every known drug used for its treatment.
Nicolas de Oliveira Rossini   +1 more
doaj   +1 more source

Pyrazinamide resistance of novel mutations in pncA and their dynamic behavior. [PDF]

open access: yesRSC Adv, 2020
We performed several analyses to unveil the pyrazinamide-resistance mechanism of R123P, T76P, G150A, and H71R mutants through molecular dynamics simulations.
Ali A   +7 more
europepmc   +4 more sources

Prediction of drug resistance by Sanger sequencing of Mycobacterium tuberculosis complex strains isolated from multidrug resistant tuberculosis suspect patients in Ethiopia.

open access: yesPLoS ONE, 2022
BackgroundEthiopia is one of the high multidrug-resistant tuberculosis (MDR-TB) burden countries. However, phenotypic drug susceptibility testing can take several weeks due to the slow growth of Mycobacterium tuberculosis complex (MTBC) strains.
Eyob Abera Mesfin   +7 more
doaj   +1 more source

Characterization of pncA Mutations and Prediction of PZA Resistance in Mycobacterium tuberculosis Clinical Isolates From Chongqing, China

open access: yesFrontiers in Microbiology, 2021
Pyrazinamide (PZA) is widely used to treat drug-sensitive or multidrug resistance tuberculosis. However, conventional PZA susceptibility tests of clinical isolates are rather difficult because of the requirement of acid pH.
Kun Li   +6 more
doaj   +1 more source

The molecular basis of resistance to isoniazid, rifampin, and pyrazinamide in Mycobacterium tuberculosis [PDF]

open access: goldRespiratory Research, 2001
Multidrug-resistant (MDR) strains of Mycobacterium tuberculosis have emerged worldwide. In many countries and regions, these resistant strains constitute a serious threat to the efficacy of tuberculosis control programs. An important element in gaining control of this epidemic is developing an understanding of the molecular basis of resistance to the ...
Ákos Somoskövi   +2 more
openalex   +5 more sources

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