Results 31 to 40 of about 334,411 (304)

Use of Portable Air Purification Systems to Eliminate Aerosol Particles from Patient Rooms

open access: yesAerosol and Air Quality Research, 2022
SARS-CoV-2 is mainly transmitted via airborne aerosols. We determined the efficacy of two different indoor air-purification systems and compared them to conventional measures of room ventilation.
Dominic Dellweg   +3 more
doaj   +1 more source

Oxidized carbon black nanoparticles induce endothelial damage through C-X-C chemokine receptor 3-mediated pathway

open access: yesRedox Biology, 2021
Oxidation of engineered nanomaterials during application in various industrial sectors can alter their toxicity. Oxidized nanomaterials also have widespread industrial and biomedical applications.
Nairrita Majumder   +11 more
doaj   +1 more source

Comparison of asthma phenotypes in OVA-induced mice challenged via inhaled and intranasal routes

open access: yesBMC Pulmonary Medicine, 2019
Background The respiratory system is exposed to various allergens via inhaled and intranasal routes. Murine models of allergic lung disease have been developed to clarify the mechanisms underlying inflammatory responses and evaluate the efficacy of novel
Dong Im Kim, Mi-Kyung Song, Kyuhong Lee
doaj   +1 more source

Development and application of an inhalation bioaccessibility method (IBM) for lead in the PM10 size fraction of soil [PDF]

open access: yes, 2014
An approach for assessing the inhalation bioaccessibility of Pb in the PM10 size fraction is presented, using an in vitro simulated epithelial lung fluid to represent the extracellular environment of the lung.
Boisa, N.   +15 more
core   +1 more source

Comparative evaluation of the mutagenicity and genotoxicity of smoke condensate derived from Korean cigarettes [PDF]

open access: yesEnvironmental Health and Toxicology, 2015
Objectives Cigarette smoking is associated with carcinogenesis owing to the mutagenic and genotoxic effects of cigarette smoke. The aim of this study was to evaluate the mutagenic and genotoxic effects of Korean cigarettes using in vitro assays.
Ha Ryong Kim   +5 more
doaj   +1 more source

The biological effects of subacute inhalation of diesel exhaust following addition of cerium oxide nanoparticles in atherosclerosis-prone mice [PDF]

open access: yes, 2012
Background: Ceriumoxide(CeO2) nano particles improve the burning efficiency of fuel,however,little is known about health impacts of altered emissions from the vehicles.Methods: Atherosclerosis-prone apolipoprotein Eknockout (ApoE/) mice were exposed by ...
Boere, A. John F.   +7 more
core   +1 more source

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

A new sighting study for the fixed concentration procedure to allow for gender differences [PDF]

open access: yes, 2011
The fixed concentration procedure (FCP) has been proposed as an alternative to the median lethal concentration (LC50) test (organisation for economic co-operation and development (OECD) test guideline [TG] 403) for the assessment of acute inhalation ...
Creton, Stuart   +6 more
core   +1 more source

Pulmonary response to toner, TiO2 and crystalline silica upon chronic inhalation exposure in syrian golden hamsters

open access: yes, 2022
S.699-729A chronic inhalation study of a test toner, TiO2, and crystalline silica was conducted by exposure of groups of Syrian golden hamsters (strain: Han:AURA) for 6 h/day, 5 days/wk for 18 mo.
Bellmann, B.   +6 more
core   +1 more source

KMRC011, an agonist of toll-like receptor 5, mitigates irradiation-induced tissue damage and mortality in cynomolgus monkeys

open access: yesJournal of Immunotoxicology, 2020
In the study here, the potential applicability of KMRC011 - an agonist of toll-like receptor-5 – as a countermeasure for radiation toxicities was evaluated.
Hong-Soo Lee   +11 more
doaj   +1 more source

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