Results 31 to 40 of about 144,498 (294)

The barrier function of the outer membrane ofPseudomonas maltophiliain the diffusion of saccharides and β-lactam antibiotics [PDF]

open access: yesFEMS Microbiology Letters, 1989
This paper reports that the efficiency of solute diffusion through the outer membrane of Pseudomonas maltophilia is roughly 3 to 5% of that of Escherichia coli. This is despite the fact that the outer membrane pore(s) is only a little smaller than that of E. coli. These results suggest that P. maltophilia has a low copy number of porin(s).
E, Yamazaki, J, Ishii, K, Sato, T, Nakae
openaire   +2 more sources

Efficacy of Non-Beta-lactam Antibiotics for Prevention of Cesarean Delivery Surgical Site Infections

open access: yesAmerican Journal of Perinatology Reports, 2019
Objective To examine the association between perioperative Beta (β))-lactam versus non-β-lactam antibiotics and cesarean delivery surgical site infection (SSI).
Benjamin S. Harris   +8 more
doaj   +1 more source

Resistance to β-lactam antibiotics conferred by point mutations in penicillin-binding proteins PBP3, PBP4 and PBP6 in Salmonella enterica. [PDF]

open access: yesPLoS ONE, 2014
Penicillin-binding proteins (PBPs) are enzymes responsible for the polymerization of the glycan strand and the cross-linking between glycan chains as well as the target proteins for β-lactam antibiotics.
Song Sun, Maria Selmer, Dan I Andersson
doaj   +1 more source

Rapid Detection of Multiple Classes of β-Lactam Antibiotics in Blood Using an NDM-1 Biosensing Assay

open access: yesAntibiotics, 2021
Currently, assays for rapid therapeutic drug monitoring (TDM) of β-lactam antibiotics in blood, which might be of benefit in optimizing doses for treatment of critically ill patients, remain challenging.
Qinglai Meng   +11 more
doaj   +1 more source

Differential DNA accessibility to polymerase enables 30-minute phenotypic β-lactam antibiotic susceptibility testing of carbapenem-resistant Enterobacteriaceae [PDF]

open access: yes, 2020
The rise in carbapenem-resistant Enterobacteriaceae (CRE) infections has created a global health emergency, underlining the critical need to develop faster diagnostics to treat swiftly and correctly.
Garner, Omai B.   +5 more
core   +1 more source

In Silico Assigned Resistance Genes Confer Bifidobacterium with Partial Resistance to Aminoglycosides but Not to Β-Lactams [PDF]

open access: yes, 2013
peer-reviewedBifidobacteria have received significant attention due to their contribution to human gut health and the use of specific strains as probiotics.
Cotter, Paul D.   +6 more
core   +7 more sources

β-Lactam Antibiotics Renaissance

open access: yesAntibiotics, 2014
Since the 1940s β-lactam antibiotics have been used to treat bacterial infections. However, emergence and dissemination of β-lactam resistance has reached the point where many marketed β-lactams no longer are clinically effective.
Wenling Qin   +2 more
doaj   +1 more source

Imide and isatin derivatives as β-lactam mimics of β-lactam antibiotics [PDF]

open access: yes, 2002
Activated γ-lactams, which are derivatives of succinimide, phthalimide and isatin with suitable elements of molecular recognition, have been synthesised as mimics of the ß-lactam antibiotics and their chemical and biological reactivity ...
Casey, Lorraine A.   +4 more
core   +1 more source

Bacterial Resistance to β-Lactam Antibiotics in Municipal Wastewater: Insights from a Full-Scale Treatment Plant in Poland

open access: yesMicroorganisms, 2022
This study investigated enzymatic and genetic determinants of bacterial resistance to β-lactam antibiotics in the biocenosis involved in the process of biological treatment of wastewater by activated sludge.
Natalia Jendrzejewska, Ewa Karwowska
doaj   +1 more source

PBP4: A New Perspective on Staphylococcus aureus β-Lactam Resistance. [PDF]

open access: yes, 2018
β-lactam antibiotics are excellent drugs for treatment of staphylococcal infections, due to their superior efficacy and safety compared to other drugs.
Chambers, Henry F   +3 more
core   +3 more sources

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