Results 31 to 40 of about 835,846 (358)

Commonly prescribed β-lactam antibiotics induce C. trachomatis persistence/stress in culture at physiologically relevant concentrations.

open access: yesFrontiers in Cellular and Infection Microbiology, 2014
Chlamydia trachomatis, the most common bacterial sexually transmitted disease agent worldwide, enters a viable, non-dividing and non-infectious state (historically termed persistence and more recently referred to as the chlamydial stress response) when ...
Jennifer eKintner   +4 more
doaj   +1 more source

Outcomes of Beta-Lactam Allergic and Non-Beta-Lactam Allergic Patients with Intra-Abdominal Infection: A Case–Control Study

open access: yesAntibiotics, 2022
Background: In the case of intra-abdominal infections (IAI) in beta-lactam (BL) allergic patients, empiric antimicrobial therapy without BL is recommended; however, data regarding the outcome with alternative regimens are scarce.
Tayma Naciri   +8 more
doaj   +1 more source

An automatic approach to explore multi-reaction mechanism for medium-sized bimolecular reactions via collision dynamics simulations and transition state searches [PDF]

open access: yesarXiv, 2021
We develop a broadly-applicable computational method for the automatic exploration of the bimolecular multi-reaction mechanism. The current methodology mainly involves the high-energy Born-Oppenheimer molecular dynamics (BOMD) simulation and the successive reaction pathway construction.
arxiv  

Prospective Assessment of Diagnostic Tests for Pediatric Penicillin Allergy: From Clinical History to Challenge Tests

open access: yesPediatrics, 2019
MD Ibanez, P Rodriguez Del Rio, EM Lasa; Penicillin Allergy in Children (APENIN) Task Force; Pediatric Allergy Committee, Spanish Society of Allergy and Clinical Immunology (SEAIC). Ann Allergy Asthma Immunol.
M. Rathkopf
semanticscholar   +1 more source

Treatment Challenges of Group A Beta-hemolytic Streptococcal Pharyngo-Tonsillitis

open access: yesInternational Archives of Otorhinolaryngology, 2016
Introduction Despite its in vitro efficacy, penicillin often fails to eradicate Group A β-hemolytic streptococci (GABHS) from patients with acute and relapsing pharyngo-tonsillitis (PT).
Itzhak Brook
doaj   +1 more source

Surrogacy in Antimicrobial Susceptibility Testing of Group A Streptococcus [Letter]

open access: yesInfection and Drug Resistance, 2023
Harit Kumar,1 Nitin Kumar2 1Department of Microbiology, Maharishi Markandeshwar Institute of Medical Sciences & Research, Maharishi Markandeshwar (Deemed to be) University Mullana, Mullana, Haryana, India; 2Department of Microbiology, Xavier ...
Kumar H, Kumar N
doaj  

Changes in Oxygen Availability during Glucose-Limited Chemostat Cultivations of Penicillium chrysogenum Lead to Rapid Metabolite, Flux and Productivity Responses

open access: yesMetabolites, 2022
Bioreactor scale-up from the laboratory scale to the industrial scale has always been a pivotal step in bioprocess development. However, the transition of a bioeconomy from innovation to commercialization is often hampered by performance loss in titer ...
Qi Yang   +8 more
doaj   +1 more source

Real-time Monitoring of Functional Data [PDF]

open access: yesarXiv, 2022
With the rise of Industry 4.0, huge amounts of data are now generated that are apt to be modelled as functional data. In this setting, standard profile monitoring methods aim to assess the stability over time of a completely observed functional quality characteristic. However, in some practical situations, evaluating the process state in real-time, i.e.
arxiv  

Effect of Exogenous Penicillin on Penicillin Biosynthesis [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1972
The addition of phenoxymethylpenicillin (10 mg/ml) at any time during the penicillin fermentation inhibited further accumulation of the antibiotic in broth but had no effect on growth. Benzylpenicillin, 6-aminopenicillanic acid (6-APA), and some semisynthetic penicillins also showed this effect, but penicillin N, penicilloic acid ...
L. E. Day, Elizabeth Z. Gordee
openaire   +3 more sources

Allergy Testing in Children With Low-Risk Penicillin Allergy Symptoms

open access: yesPediatrics, 2018
D Vyles, J Adams, A Chiu, P Simpson, M Nimmer, DC Brousseau. Pediatrics. 2017;140(2):e20170471 To determine if children with a reported penicillin allergy were truly allergic.
Kathleen H. Grisanti, D. Stukus
semanticscholar   +1 more source

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