Results 11 to 20 of about 10,959 (312)

Peroxynitrous Acid Generated In Situ from Acidified H2O2 and NaNO2. A Suitable Novel Antimicrobial Agent?

open access: yesAntibiotics, 2021
Peroxynitrite (ONOO−) and peroxynitrous acid (ONOOH) are known as short acting reactive species with nitrating and oxidative properties, which are associated with their antimicrobial effect.
Martina Balazinski   +3 more
doaj   +1 more source

Genotoxic and cytotoxic potential of essential oils from plants of the Cerrado and southern Pantanal of Mato Grosso do Sul, Brazil [PDF]

open access: yesBrazilian Journal of Biology
Cancer represents a major public health concern, and the therapeutic potential of medicinal plants has been extensively studied as an alternative approach for its treatment.
J. A. Avanci-Júnior   +7 more
doaj   +1 more source

Biomonitoring of the genotoxic potential of aqueous extracts of soils and bottom ash resulting from municipal solid waste incineration, using the comet and micronucleus tests on amphibian (Xenopus laevis) larvae and bacterial assays (MutatoxR and Ames tests) [PDF]

open access: yes, 2006
The management of contaminated soils and wastes is a matter of considerable human concern. The present study evaluates the genotoxic potential of aqueous extracts of two soils (leachates) and of bottom ash resulting from municipal solid waste ...
Gauthier, Laury   +11 more
core   +1 more source

Evaluation of the genotoxic and teratogenic potential of a municipal sludge and sludge-amended soil using the amphibian Xenopus laevis and the tobacco: Nicotiana tabacum L. var. xanthi Dulieu [PDF]

open access: yes, 2003
The toxic, genotoxic and teratogenicpotential of amunicipal sewage sludge was assessed using the micronucleus assay on the larvae of the amphibianXenopuslaevis and with the tobacco somatic mutation test using the yellow–green xanthiDulieu mutant a1+/a1 ...
Gauthier, Laury   +4 more
core   +1 more source

Cytotoxicity and genotoxicity of calcium silicate-based cements on an osteoblast lineage

open access: yesBrazilian Oral Research, 2016
Several calcium silicate-based biomaterials have been developed in recent years, in addition to Mineral Trioxide Aggregate (MTA). The aim of this study was to evaluate the cytotoxicity, genotoxicity and apoptosis/necrosis in human osteoblast cells (SAOS ...
Ana Lívia GOMES-CORNÉLIO   +7 more
doaj   +1 more source

Evaluation of Some Cytogenetic Effects of Bt.ASF.1 in Lab.mice [PDF]

open access: yesEngineering and Technology Journal, 2011
This study was amid to detection the genotoxicity ffect of biocide (Bt-ASF-1) producing from Bacillus thuringiensis ( by oral nutrition ) in inhibition of the Cyclophosphoamide drug in mice (Mus musculus) .
doaj   +1 more source

Assessment of methyl methacrylate genotoxicity by the micronucleus test

open access: yesBrazilian Oral Research, 2013
The aim of this study was to evaluate the genotoxic potential of methyl methacrylate (MMA) vapor by simulating standard occupational exposure of 8 hours per day and using the micronucleus test. We used 32 adult male Wistar rats divided into three groups:
Amarildo Mariano de Araújo   +4 more
doaj   +1 more source

Characterizing the Chemical Contaminants Diversity and Toxic Potential of Untreated Wastewater From a Drug Rehabilitation Hospital: Understanding Impact on Downstream Environment

open access: yesFrontiers in Environmental Science, 2022
This study characterizes a total of 21 wastewater samples collected from Al Amal hospital, and aims to determine if untreated hospital wastewater may impose a potentially detrimental impact on the downstream municipal biological wastewater treatment ...
Fras Baasher   +8 more
doaj   +1 more source

TNF receptor–related factor 3 inactivation promotes the development of intrahepatic cholangiocarcinoma through NF‐κB‐inducing kinase–mediated hepatocyte transdifferentiation

open access: yesHepatology, EarlyView., 2022
Abstract Background and Aims Intrahepatic cholangiocarcinoma (ICC) is a deadly but poorly understood disease, and its treatment options are very limited. The aim of this study was to identify the molecular drivers of ICC and search for therapeutic targets.
Yuto Shiode   +16 more
wiley   +1 more source

Multiple Instance Learning Improves Ames Mutagenicity Prediction for Problematic Molecular Species

open access: yes, 2023
The prediction of Ames mutagenicity continues to be a concern in both regulatory and pharmacological toxicology. Traditional quantitative structure–activity relationship (QSAR) models of mutagenicity make predictions based on molecular descriptors ...
Raymond Lui (11665019)   +3 more
core   +2 more sources

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