Results 11 to 20 of about 547,938 (128)

9-cis and all-trans beta-carotene isomers of super critical CO2-extracted Dunaliella oil are absorbed and accumulated in mouse tissues

open access: yesApplied Phycology, 2021
Animals cannot produce β-carotene, and therefore they exclusively depend on its dietary availability. We previously showed that a 9-cis β-carotene-enriched diet, provided as Dunaliella powder, has a beneficial effect on atherosclerosis and diabetes ...
Shahar Delman   +7 more
doaj   +1 more source

β-Carotene from the Alga Dunaliella bardawil Decreases Gene Expression of Adipose Tissue Macrophage Recruitment Markers and Plasma Lipid Concentrations in Mice Fed a High-Fat Diet

open access: yesMarine Drugs, 2022
Vitamin A and provitamin A carotenoids are involved in the regulation of adipose tissue metabolism and inflammation. We examined the effect of dietary supplementation using all-trans and 9-cis β-carotene-rich Dunaliella bardawil alga as the sole source ...
Nir Melnikov   +7 more
doaj   +1 more source

Instructional Design Framework for Construction Materials Training

open access: yesFrontiers in Built Environment, 2022
The construction industry is suffering, in part, from a lack of training programs offered to the construction workforce. Unfortunately, most construction training and education research focuses on university student education.
Hazem Jadallah   +5 more
doaj   +1 more source

Educational Theory-Integrated Construction Industry Training: State-of-the-Art Review

open access: yesFrontiers in Built Environment, 2021
Workforce training is needed throughout the construction industry to create and maintain competent workers; unfortunately, most construction training and education research focuses on university student education.
Hazem Jadallah   +5 more
doaj   +1 more source

Construction Industry Training Assessment Framework

open access: yesFrontiers in Built Environment, 2021
The construction industry suffers from a lack of structured assessment methods to consistently gauge the efficacy of workforce training programs. To address this issue, this study presents a framework for construction industry training assessment that ...
Hazem Jadallah   +5 more
doaj   +1 more source

Effects of hydrogel-encapsulated bacteria on the healing efficiency and compressive strength of concrete

open access: yesJournal of Road Engineering, 2023
Microbial-induced calcium carbonate precipitation is a promising technology for self-healing concrete due to its capability to seal microcracks. The main goal of this study was to evaluate the effects of adding hydrogel-encapsulated bacteria on the ...
Ricardo Hungria   +2 more
doaj   +1 more source

Seasonal variation of aerosol water uptake and its impact on the direct radiative effect at Ny-Ålesund, Svalbard [PDF]

open access: yesAtmospheric Chemistry and Physics, 2014
In this study we investigated the impact of water uptake by aerosol particles in ambient atmosphere on their optical properties and their direct radiative effect (ADRE, W m−2) in the Arctic at Ny-Ålesund, Svalbard, during 2008.
N. Rastak   +10 more
doaj   +1 more source

Importance of aerosol composition and mixing state for cloud droplet activation over the Arctic pack ice in summer [PDF]

open access: yesAtmospheric Chemistry and Physics, 2015
Concentrations of cloud condensation nuclei (CCN) were measured throughout an expedition by icebreaker around the central Arctic Ocean, including a 3 week ice drift operation at 87° N, from 3 August to 9 September 2008.
C. Leck, E. Svensson
doaj   +1 more source

Multi-mode deep auto-encoder recommendation model for fusion of text information

open access: yesXi'an Gongcheng Daxue xuebao, 2021
A new recommendation model is proposed to solve the problems of data sparsity and deep semantic information learning when using score information as auxiliary recommendation.
Jinguang CHEN, Xinyi XU, Ganglong FAN
doaj   +1 more source

Catchment-scale dissolved carbon concentrations and export estimates across six subarctic streams in northern Sweden [PDF]

open access: yesBiogeosciences, 2014
Climatic change is currently enhancing permafrost thawing and the flow of water through the landscape in subarctic and arctic catchments, with major consequences for the carbon export to aquatic ecosystems.
R. Giesler   +7 more
doaj   +1 more source

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