Results 21 to 30 of about 997,710 (264)

Recommendations for Tobacco Control on Post-Secondary Campuses that are Geographically Isolated [PDF]

open access: yesHealth Promotion Perspectives, 2013
Background: Many Ontarians continue to report exposure to second-hand smoke in public spaces. Completely smoke-free environments are the preferred and socially responsible option for non-smoking policies; however, when considering the variety of ...
Alain P. Gauthier   +5 more
doaj   +1 more source

Prevalence of loneliness and association with depressive and anxiety symptoms among retirees in Northcentral Nigeria: a cross-sectional study

open access: yesBMC Geriatrics, 2020
Background Retirees face numerous challenges, including disassociation from persons in their social networks in Nigeria. Perceived social isolation or loneliness could impair the quality of life in old age, and lead to mental disorders.
Chima C. Igbokwe   +5 more
doaj   +1 more source

Photodegradation of organic pollutants in aqueous solutions caused by Fe(OH)aq2+ photolysis: Evidence of OH radical formation

open access: yesInternational Journal of Photoenergy, 2004
Photochemistry of Fe(III) hydroxocomplexes has a great interest because of possibility of hydroxyl radical formation at the primary photochemical step.
I. P. Pozdnyakov   +6 more
doaj   +1 more source

Transcranial Direct Current Stimulation Over Motor Areas Improves Reaction Time in Parkinson's Disease

open access: yesFrontiers in Neurology, 2022
BackgroundTranscranial direct current stimulation (tDCS) has been shown to modulate cortical motor excitability and improve bradykinesia symptoms in Parkinson's disease.
Christin M. Sadler   +4 more
doaj   +1 more source

Covid-19 pandemic: Psychosocial effect among physical and health education staff in Kogi State Nigeria

open access: yesEdu Sportivo, 2022
Fear and anxiety have always been a negative affect in performance and job settings, especially when there are external pressures. The Corona virus-19, took the world by surprise just when everybody was enthusiastic about the long-expected year 2020 ...
Victor Olowoleni   +3 more
doaj   +1 more source

Exploring women’s experiences participating in yoga after a cancer diagnosis: a protocol for a meta-synthesis

open access: yesSystematic Reviews, 2022
Background The benefits of yoga for clinical and non-clinical populations have been summarized in published systematic reviews. The vast majority of systematic reviews on the topic are syntheses of quantitative research that evaluated the effects of yoga.
Jenson Price, Jennifer Brunet
doaj   +1 more source

Examining Adhesion Promoters in UV-Cured Nail Coatings: A Comprehensive Investigation into Composition, Polymerization, and Performance Characteristics

open access: yesMedžiagotyra
UV curing nail coatings have gained immense popularity for their rapid curing time and enhanced performance. Achieving strong adhesion to natural nails is crucial for these coatings.
Zane GRIGALE-SOROCINA   +2 more
doaj   +1 more source

The cytoskeletal control of B cell receptor and integrin signaling in normal B cells and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
In lymphoid organs, antigen recognition and B cell receptor signaling rely on integrins and the cytoskeleton. Integrins act as mechanoreceptors, couple B cell receptor activation to cytoskeletal remodeling, and support immune synapse formation as well as antigen extraction.
Abhishek Pethe, Tanja Nicole Hartmann
wiley   +1 more source

The Effect of Flame-Retardant Additives DDM-DOPO and Graphene on Flame Propagation over Glass-Fiber-Reinforced Epoxy Resin under the Influence of External Thermal Radiation

open access: yesMolecules, 2023
The flammability of various materials used in industry is an important issue in the modern world. This work is devoted to the study of the effect of flame retardants, graphene and DDM-DOPO (9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide-4,4′-diamino ...
Oleg P. Korobeinichev   +8 more
doaj   +1 more source

A stepwise emergence of evolution in the RNA world

open access: yesFEBS Letters, EarlyView.
How did biological evolution emerge from chemical reactions? This perspective proposes a gradual scenario of self‐organization among RNA molecules, where catalytic feedback on random mixtures plays the central role. Short oligomers cross‐ligate, and self‐assembly enables heritable variations. An event of template‐externalization marks the transition to
Philippe Nghe
wiley   +1 more source

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