Results 11 to 20 of about 5,184,648 (301)

Exchange rate exposure, foreign currency derivatives and the introduction of the euro : French evidence [PDF]

open access: yes, 2007
We investigate the impact of the introduction of the Euro on exchange rate exposures for French corporations and examine the corporate use of foreign currency derivatives to hedge exchange rate exposure post-Euro.
Marshall, A.P.   +5 more
core   +4 more sources

Concentrations of polychlorinated dibenzo-p-dioxins (PCDDs), polychlorinated dibenzofurans (PCDFs) and polychlorinated biphenyls (PCBs) in human milk from Ireland: temporal trends and implications for nursing infant exposure

open access: yes, 2021
Aim: The elucidation of temporal trends in human exposure to polychlorinated biphenyls (PCBs) and 17 polychlorinated dibenzo-p-dioxins and furans (PCDD/Fs) since the previous Irish human milk surveys and to evaluate the impacts of legislative bans and ...
Harrad, Stuart   +25 more
core   +1 more source

Exposure Prioritization (Ex Priori): A Screening-Level High-Throughput Chemical Prioritization Tool

open access: yesToxics, 2022
To estimate potential chemical risk, tools are needed to prioritize potential exposures for chemicals with minimal data. Consumer product exposures are a key pathway, and variability in consumer use patterns is an important factor. We designed Ex Priori,
Heidi F. Hubbard   +6 more
doaj   +1 more source

All that is silver is not toxic: silver ion and particle kinetics reveals the role of silver ion aging and dosimetry on the toxicity of silver nanoparticles

open access: yesParticle and Fibre Toxicology, 2018
Background When suspended in cell culture medium, nano-objects composed of soluble metals such as silver can dissolve resulting in ion formation, altered particle properties (e.g. mass, morphology, etc.), and modulated cellular dose.
Jordan N. Smith   +9 more
doaj   +1 more source

A framework for expanding aqueous chemistry in the Community Multiscale Air Quality (CMAQ) model version 5.1 [PDF]

open access: yesGeoscientific Model Development, 2017
This paper describes the development and implementation of an extendable aqueous-phase chemistry option (AQCHEM − KMT(I)) for the Community Multiscale Air Quality (CMAQ) modeling system, version 5.1.
K. M. Fahey   +9 more
doaj   +1 more source

A simple lightning assimilation technique for improving retrospective WRF simulations

open access: yesJournal of Advances in Modeling Earth Systems, 2016
Convective rainfall is often a large source of error in retrospective modeling applications. In particular, positive rainfall biases commonly exist during summer months due to overactive convective parameterizations. In this study, lightning assimilation
Nicholas K. Heath   +3 more
doaj   +1 more source

Predicting molecular initiating events using chemical target annotations and gene expression

open access: yesBioData Mining, 2022
Background The advent of high-throughput transcriptomic screening technologies has resulted in a wealth of publicly available gene expression data associated with chemical treatments.
Joseph L. Bundy   +5 more
doaj   +1 more source

Development and evaluation of a physics‐based windblown dust emission scheme implemented in the CMAQ modeling system

open access: yesJournal of Advances in Modeling Earth Systems, 2017
A new windblown dust emission treatment was incorporated in the Community Multiscale Air Quality (CMAQ) modeling system. This new model treatment has been built upon previously developed physics‐based parameterization schemes from the literature.
H. Foroutan   +6 more
doaj   +1 more source

Custom mentholation of commercial cigarettes for research purposes

open access: yesToxicology Reports, 2014
In the U.S. menthol remains the sole permitted characterizing cigarette flavor additive in part because efforts to link menthol cigarette use to increased tobacco-related disease risk have been inconclusive. To perform definitive studies, cigarettes that
Ian C. MacGregor   +11 more
doaj   +1 more source

Cognitive Impairment Is Associated with AMPAR Glutamatergic Dysfunction in a Mouse Model of Neuronal Methionine Synthase Deficiency

open access: yesCells, 2023
Impairment of one-carbon metabolism during pregnancy, either due to nutritional deficiencies in B9 or B12 vitamins or caused by specific genetic defects, is often associated with neurological defects, including cognitive dysfunction that persists even ...
Ziad Hassan   +9 more
doaj   +1 more source

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