Results 41 to 50 of about 405,864 (350)

Effects of Sauropus androgynus extract and its combination with ampicillin against Methicillin-resistant Staphylococcus aureus: An in vitro study [PDF]

open access: yesInternational Journal of One Health, 2020
Background and Aim: The massive utilization of antibiotics has increased resistant genes produced by bacteria. Many bacteria, including Methicillin-resistant Staphylococcus aureus (MRSA), have become resistant against ampicillin (AMP). The combination of
Asih Rahayu   +4 more
doaj   +1 more source

The porin and the permeating antibiotic: A selective diffusion barrier in gram-negative bacteria [PDF]

open access: yes, 2008
Gram-negative bacteria are responsible for a large proportion of antibiotic resistant bacterial diseases. These bacteria have a complex cell envelope that comprises an outer membrane and an inner membrane that delimit the periplasm.
A Baslé   +95 more
core   +1 more source

Live to cheat another day: bacterial dormancy facilitates the social exploitation of beta-lactamases [PDF]

open access: yes, 2015
The breakdown of antibiotics by β-lactamases may be cooperative, since resistant cells can detoxify their environment and facilitate the growth of susceptible neighbours. However, previous studies of this phenomenon have used artificial bacterial vectors
A Bloor   +52 more
core   +1 more source

Comparison of Cefazolin/Metronidazole to Ampicillin/Sulbactam as Preoperative Antibiotics in Colorectal Surgery: A Retrospective, Single-Center Cohort Study

open access: yesAntibiotics, 2023
Aim: The use of prophylactic antibiotics prior to colorectal surgery reduces surgical site infections. Cefazolin and metronidazole are used as a standard regimen. Ampicillin/sulbactam may be an alternative, but current data are limited.
Jae Hyoung Im   +7 more
doaj   +1 more source

Ampicillin Silver Nanoformulations against Multidrug resistant bacteria

open access: yesScientific Reports, 2019
The present study reported a single step synthesis of silver nanoparticles using ampicillin (Amp-AgNps), a second-generation β lactam antibiotic to get nanoformulation having dual properties that of antibiotic and silver.
N. Khatoon   +4 more
semanticscholar   +1 more source

The Effect of NAG–thiazoline on Morphology and Surface Hydrophobicity of Escherichia Coli [PDF]

open access: yes, 2004
The β-hexosaminidase inhibitor and structural analog of the putative oxazolium reaction intermediate of lytic transglycosylases, N-acetylglucosamine thiazoline (NAG–thiazoline), was synthesized in 46% overall yield and tested as an inhibitor of ...
Blackburn, Neil T.   +2 more
core   +2 more sources

LL37-Derived Fragments Improve the Antibacterial Potential of Penicillin G and Ampicillin against Methicillin-Resistant Staphylococcus aureus

open access: yesAntibiotics, 2023
Methicillin-resistant Staphylococcus aureus (MRSA) infections are a severe threat to public health. Antimicrobial peptides (AMPs) are novel and potential antimicrobials with specific antibacterial mechanisms.
Wenxu Han, Terri A. Camesano
doaj   +1 more source

The Impact of Human Milk Oligosaccharides on Antibiotic-Induced Microbial Dysbiosis and Gut Inflammation in Mice

open access: yesAntibiotics
Background/Objectives: Antibiotics have a significant impact on the gut microbiota, and we hypothesized that human milk oligosaccharides may alleviate antibiotic-induced gut microbiota dysbiosis.
Kristine Rothaus Christensen   +7 more
doaj   +1 more source

Multidrug-resistant Escherichia coli and Tetracycline-resistant Enterococcus faecalis in wild raptors of Alabama and Georgia, USA [PDF]

open access: yes, 2019
Wild birds inhabit in a wide variety of environments and can travel great distances. Thus, wild birds can possibly spread antimicrobial resistance along the way, and this may represent a potential public health concern.
Bellah, Jamie   +7 more
core   +1 more source

Enhanced antibacterial activity of carbon dots functionalized with ampicillin combined with visible light triggered photodynamic effects.

open access: yesColloids and Surfaces B: Biointerfaces, 2018
In the last years, carbon-based nanomaterials have attracted considerable attention in a wide range of fields, particularly in biomedicine, owing to their remarkable photo-physical and chemical properties.
R. Jijie   +5 more
semanticscholar   +1 more source

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