Results 1 to 10 of about 3,014,545 (296)

Titanium dioxide particles frequently present in face masks intended for general use require regulatory control

open access: yesScientific Reports, 2022
Although titanium dioxide (TiO2) is a suspected human carcinogen when inhaled, fiber-grade TiO2 (nano)particles were demonstrated in synthetic textile fibers of face masks intended for the general public.
Eveline Verleysen   +13 more
doaj   +1 more source

Machine learning for activity-based road transportation emissions estimation

open access: yesEnvironmental Data Science, 2023
Measuring and attributing greenhouse gas (GHG) emissions remains a challenging problem as the world strives toward meeting emissions reductions targets.
Derek Rollend   +9 more
doaj   +1 more source

Other Kinds of Mind There

open access: yesDancecult: Journal of Electronic Dance Music Culture, 2023
Cognition in extended brain-body music systems becomes especially agile during psychedelic experience, necessitating a sonic rhetoric emphasizing transformative agency.
Trace Reddell
doaj   +1 more source

Pfizer-BioNTech mRNA Vaccine Protection among Children and Adolescents Aged 12–17 Years against COVID-19 Infection in Qatar

open access: yesVaccines, 2023
Qatar was also hit hard by the global pandemic of SARS-CoV-2, with the original virus, Alpha variant, Beta variant, Omicron BA.1 and BA.2 variants, Omicron BA.4 and BA.5 variants, and Delta variant, sequentially.
Khadieja Osman   +12 more
doaj   +1 more source

Physicochemical Characterization of the Pristine E171 Food Additive by Standardized and Validated Methods

open access: yesNanomaterials, 2020
E171 (titanium dioxide) is a food additive that has been authorized for use as a food colorant in the European Union. The application of E171 in food has become an issue of debate, since there are indications that it may alter the intestinal barrier ...
Eveline Verleysen   +6 more
doaj   +1 more source

Technical Note: A simple procedure for mimicking tissue samples from CITES controlled animal species for use in DNA proficiency tests

open access: yesForensic Science International: Reports, 2021
Proficiency tests are an important practice in forensic laboratories. However, the range of species available for wildlife forensic proficiency testing is currently limited, especially for laboratories in Africa and Asia where CITES-listed species are ...
Ross McEwing   +2 more
doaj   +1 more source

Polychlorinated biphenyls in residential soils and their health risk and hazard in an industrial city in India

open access: yesJournal of Public Health Research, 2014
Background. Polychlorinated biphenyls (PCBs) have never been produced in India, but were used in industrial applications. PCBs have been detected in environmental samples since 1966, and their sources in soils come from depositions of industrial ...
Bhupander Kumar   +5 more
doaj   +1 more source

Investigating the uptake and fate of per- and polyfluoroalkylated substances (PFAS) in bean plants (Phaseolus vulgaris): comparison between target MS and sum parameter analysis via HR-CS-GFMAS

open access: yesEnvironmental Sciences Europe, 2023
In this study, we present a screening method based on molecular absorption spectrometry to study PFAS uptake and fate in plants. To evaluate the suitability of this method we analyzed plant extracts with molecular absorption spectrometry (MAS) as well as
Lennart Gehrenkemper   +6 more
doaj   +1 more source

Between sign and meaning: genius loci as an (in)visible framework in heritage conservation and regeneration

open access: yesBulletin of the Polytechnic Institute of Jassy: Constructions, Architechture Section, 2023
A building often preserves, beyond visible traces of the past, an invisible dimension composed of subtle signs intrinsically linked to its historical character.
Mușet Paula-Maria
doaj   +1 more source

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