Results 61 to 70 of about 232,371 (305)

Morphological changes in ampicillin-resistant E. coli after exposure to honey or ampicillin.

open access: yes, 2014
Ampicillin-resistant E. coli before (A) and after treatment with honey, H210, 25%w/v, (B) and ampicillin-resistant E. coli before (C) and after treatment with 2.5 ug/ml of ampicillin (D).
Katrina Brudzynski (452281)   +1 more
core   +1 more source

Nanoengineered Binetworks in Multifunctional Anionic Block Polymer Mesoblends for Improved Mechanical Properties

open access: yesAdvanced Functional Materials, EarlyView.
Mesoblends consist of a nanostructured polymer into which a second polymer is imbibed with a selective solvent. In this work, a solvent‐templatable pentablock terpolymer possessing a sulfonated midblock is modified with a hydrophilic polymer that is photocrosslinked in situ, yielding a hierarchical binetwork.
Kacie M. Wells   +3 more
wiley   +1 more source

Effect of proteins on periplasmic ampicillin concentration.

open access: yes, 2023
Scatter plots of per-cell average concentrations of AmpC, OmpF, PBP1A, PBP1B, and AcrAB-TolC against average periplasmic ampicillin concentration. Spearman r coefficients and Bonferroni-adjusted p-values in upper-right corners.
Sean Y. Cheah (16384782)   +9 more
core   +1 more source

Comparison between a Direct-Flow SPR Immunosensor for Ampicillin and a Competitive Conventional Amperometric Device: Analytical Features and Possible Applications to Real Samples

open access: yesSensors, 2017
In this research, we developed a direct-flow surface plasmon resonance (SPR) immunosensor for ampicillin to perform direct, simple, and fast measurements of this important antibiotic.
Mauro Tomassetti   +6 more
doaj   +1 more source

Multidimensional Cellular Micro‐Compartments to Model Invasive Lobular Carcinoma Dormancy

open access: yesAdvanced Healthcare Materials, EarlyView.
Invasive lobular carcinoma (ILC) is an understudied subtype of breast cancer that is susceptible to late recurrences. In this study, micro‐compartmentalization techniques spanning multiple dimensions, including 2D, pseudo‐3D, and 3D, are integrated to uncover the mechanisms underlying ILC dormancy, revealing the central role of p27Kip1.
Xilal Y. Rima   +15 more
wiley   +1 more source

Degradation Pathways of Ampicillin in Alkaline Solutions

open access: yes, 1997
Ampicillin trihydrate, sodium salt, in aqueous solution has a pH of about 8. No complete degradation pathway has been proposed to explain the degradation of ampicillin under alkaline conditions and the information available explains the formation of only
S K Branch   +2 more
core   +1 more source

Functional Blood‐Brain Barrier Crossing by Biomimetic M13 Phage Vectors for Targeted Neuronal Delivery

open access: yesAdvanced Healthcare Materials, EarlyView.
This study investigates the M13 bacteriophage as a biomimetic nanovector capable of crossing in vitro models of the blood–brain barrier. By exploiting peculiar transcellular pathways, M13 avoids lysosomal degradation and preserves its structural integrity and functionality.
Silvia Vercellino   +12 more
wiley   +1 more source

Infección urinaria durante el embarazo, perfil de resistencia bacteriana al tratamiento en el Hospital General de Neiva, Colombia Urinary infection during pregnancy: a profile of resistance to treatment in the General Hospital in Neiva, Colombia

open access: yesRevista Colombiana de Obstetricia y Ginecología, 2005
La infección urinaria es frecuente durante el embarazo; la Esherichia coli es el patógeno más común, seguido por Klebsiella pneumoniae, diferentes tipos de Enterobacter, estreptococos y estafilococos.
Fidel Ernesto Ferreira   +3 more
doaj  

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

Selection of Ampicillin Resistant Bacteria v1

open access: yes, 2014
Ampicillin is a β-lactam antibiotic routinely used in bacterial selection procedures to select for bacteria (usually E. coli) that have been transformed with an ampicillin resistance plasmid (pUC19, others).

core   +1 more source

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