Results 31 to 40 of about 460,006 (298)

Novel Penicillin Analogues as Potential Antimicrobial Agents; Design, Synthesis and Docking Studies. [PDF]

open access: yesPLoS ONE, 2015
A number of penicillin derivatives (4a-h) were synthesized by the condensation of 6-amino penicillinic acid (6-APA) with non-steroidal anti-inflammatory drugs as antimicrobial agents.
Zaman Ashraf   +3 more
doaj   +1 more source

Construction and Activity Testing of a Modular Fusion Peptide against Enterococcus faecalis

open access: yesAntibiotics, 2023
The emergence of antibiotic resistance in enterococci is a great concern encountered worldwide. Almost all enterococci exhibit significant levels of resistance to penicillin, ampicillin, semi-synthetic penicillin and most cephalosporins, primarily due to
Salim Manoharadas   +4 more
doaj   +1 more source

Penicillin-Binding Proteins in Leptospira interrogans [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 2001
ABSTRACT The Leptospira interrogans ponA and pbpB genes were isolated and characterized. ponA and pbpB encode the penicillin-binding proteins (PBPs) 1 and 3, respectively.
Brenot, A   +3 more
openaire   +7 more sources

Molecular Characterization of Penicillin-Binding Protein2x, 2b and 1a of Streptococcus pneumoniae Causing Invasive Pneumococcal Diseases in China: A Multicenter Study

open access: yesFrontiers in Microbiology, 2022
Streptococcus pneumoniae is a common human pathogen that can cause severe invasive pneumococcal diseases (IPDs). Penicillin-binding proteins (PBPs) are the targets for β-lactam antibiotics (BLAs), which are the common empirical drugs for treatment of ...
Menglan Zhou   +11 more
doaj   +1 more source

Molecular docking of human serum albumin with penicillin G determinants

open access: yesБіофізичний вісник, 2023
Background: Human serum albumin (HSA) is the main pharmacokinetic effector of many medications, including penicillin G and its metabolites. An urgent problem of practical medicine is immediate hypersensitivity reactions caused by penicillin toxicity ...
N. V. Khmil, V. G. Kolesnikov
doaj   +1 more source

Penicillin-binding proteins in Clostridium perfringens [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1981
The penicillin-binding proteins (PBPs) of Clostridium perfringens were studied. Six PBPs ranging in molecular weight from approximately 42,000 to 100,000 were detected in the cytoplasmic membrane. The relative affinities of the PBPs for 16 beta-lactam antibiotics were determined.
T F, Murphy, M, Barza, J T, Park
openaire   +2 more sources

Identification and Crystallization of Penicillin-Binding Protein/β-Lactamase Homolog (Rp46) from Ruegeria Pomeroyi

open access: yesCrystals, 2016
In spite of the enormous biological and clinical significance of penicillin-binding protein (PBP)/β-lactamase (βL), few of their many homologs (PBP)/βLs homologs) have been studied crystallographically, and have known functions.
Bum Han Ryu   +4 more
doaj   +1 more source

On Column Binding a Real-Time Biosensor for β-lactam Antibiotics Quantification

open access: yesMolecules, 2020
This work aimed to develop accurate, quick, and practical tools for the detection of residues of penicillin G antibiotic in biological and non-biological samples.
Shahla M. Abdullah, Shwan Rachid
doaj   +1 more source

The penicillin binding proteins of the genus Haemophilus [PDF]

open access: yesJournal of Medical Microbiology, 1988
We questioned whether the penicillin binding protein (PBP) profiles of representative strains from the 19 species varied within the genus Haemophilus and whether these profiles would be of taxonomic value. Seventeen of the 19 representative strains studied had distinct PBP profiles; only those of H. avium and H. paragallinarum were identical.
P M, Mendelman, D A, Serfass
openaire   +2 more sources

The penicillin binding protein 1A of Helicobacter pylori, its amoxicillin binding site and access routes

open access: yesGut Pathogens, 2021
Background Amoxicillin-resistant H. pylori strains are increasing worldwide. To explore the potential resistance mechanisms involved, the 3D structure modeling and access tunnel prediction for penicillin-binding proteins (PBP1A) was performed, based on ...
Bahareh Attaran   +7 more
doaj   +1 more source

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