Results 71 to 80 of about 8,244 (233)

Antimicrobial Residues in a Key Cerrado River: Distribution, Persistence, and Effects on Zebrafish Embryo‐Larval Development

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT The current study aimed to quantify the antimicrobials amoxicillin (AMX), cefazolin (CFZ), chloramphenicol (CHL), metronidazole (MTZ), and sulfamethoxazole (SX) in effluents and surface water of an important Cerrado river, calculate their half‐lives, and analyze their ecotoxicity following single and combined exposures.
Náthala Maria Simão   +12 more
wiley   +1 more source

Synthesis of New Active Sulfones in the 5-Nitroimidazole Series

open access: yesMolecules, 2002
We describe here the preparation of new 5-nitroimidazoles which are known to have an efficacy against metronidazole-susceptible and -resistant Giarda, Trichomonas, and Entamoeba spp. The multi-step synthesis uses electron transfer methodology.
Patrice Vanelle   +2 more
doaj   +1 more source

A structured, behavioural science approach to the preparation of antimicrobial stewardship interventions for companion animal veterinarians

open access: yesVeterinary Record, EarlyView.
Abstract Background A structured, behavioural science approach was adopted to develop antimicrobial stewardship interventions in UK first‐opinion companion animal veterinary practice. The objectives were to identify behavioural targets for intervention and to understand how practice contexts influence these behaviours.
Ben Walker   +3 more
wiley   +1 more source

Management of Periodontal Abscesses and Endodontic‐Periodontal Lesions—A Systematic Review

open access: yesJournal of Clinical Periodontology, EarlyView.
ABSTRACT Aim To evaluate the management of periodontal abscesses and endodontic‐periodontal lesions (EPLs). Methods Seven focused questions addressed outcomes such as pocket depth (PD), bleeding on probing (BOP), tooth loss or ovoid elevation. The literature search covered three electronic databases and manual sources for intervention studies.
Henrik Dommisch   +5 more
wiley   +1 more source

Autogenous Demineralized Dentin Graft–Based Strategies With or Without I‐PRF and Metronidazole for Ridge Preservation in Infected Sockets: A Randomized Clinical Trial

open access: yesJournal of Periodontal Research, EarlyView.
This randomized controlled trial evaluated the efficacy of demineralized dentin graft (DDG) combined with injectable platelet‐rich fibrin (I‐PRF) and metronidazole (MTZ) versus DDG with or without I‐PRF in alveolar ridge preservation (ARP) of infected extraction sockets.
Mohamed Talaat Elbehwashy   +4 more
wiley   +1 more source

The role of delamanid in the treatment of drug-resistant tuberculosis [PDF]

open access: yes, 2015
Tuberculosis (TB) remains a significant cause of death worldwide, and emergence of drug-resistant TB requires lengthy treatments with toxic drugs that are less effective than their first-line equivalents. New treatments are urgently needed.
Lewis, Joseph M., Sloan, Derek James
core   +4 more sources

ESTUDIO EXPERIMENTAL Y TEÓRICO DE LA SÍNTESIS DE N-ALQUIL-NITROIMIDAZOLES EXPERIMENTAL AND THEORETICAL STUDY OF SHYNTESIS OF N-ALKYL-NITROIMIDAZOLES.

open access: yesVitae, 2010
En este trabajo se realizó un estudio experimental y teórico sobre la N-alquilación de nitroimidazoles. Los N-alquil-2-metil-nitroimidazoles corresponden a moléculas con actividad biológica, que se obtienen por la reacción del 2-metil-5-nitroimidazol y ...
Constain SALAMANCA M   +2 more
doaj  

The tumour microenvironment links complement system dysregulation and hypoxic signalling. [PDF]

open access: yes, 2018
The complement system is an innate immune pathway typically thought of as part of the first line of defence against "non-self" species. In the context of cancer, complement has been described to have an active role in facilitating cancer-associated ...
Giaccia, Amato J   +4 more
core   +1 more source

Synthesis of New Potentially Bioactive Bicyclic 2-Pyridones

open access: yesMolecules, 2005
Three convenient methods of reduction of the nitro group of 5-nitroimidazoles and 5-nitrothiazole that bear a diethylmethylene malonate group in an ortho-like position with respect to the nitro group and cyclization of the resulting amino derivatives are
Patrice Vanelle   +3 more
doaj   +1 more source

Antibiotic‐mediated immune modulation in periodontitis

open access: yesPeriodontology 2000, EarlyView.
Abstract Periodontitis is a chronic inflammatory disease affecting the supporting structures of the teeth. Although initiated by dysbiotic microbial communities, its progression is largely driven by the host's uncontrolled inflammatory response. While antibiotics have conventionally been employed in periodontitis therapy for their antimicrobial ...
Lina J. Suárez   +6 more
wiley   +1 more source

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