Results 71 to 80 of about 4,593,130 (335)

Use of Connected Technologies to Assess Barriers and Stressors for Age and Disability-Friendly Communities

open access: yesFrontiers in Public Health, 2021
Background: The benefits of engaging in outdoor physical activity are numerous for older adults. However, previous work on outdoor monitoring of physical activities did not sufficiently identify how older adults characterize and respond to diverse ...
Preeti Zanwar   +9 more
doaj   +1 more source

Environmental Effects On Drosophila Brain Development And Learning [PDF]

open access: yes, 2017
Brain development and behavior are sensitive to a variety of environmental influences including social interactions and physicochemical stressors. Sensory input in situ is a mosaic of both enrichment and stress, yet little is known about how multiple ...
Amei, Amei   +3 more
core   +5 more sources

A Comparative Study of Cerebral Oxygenation During Exercise in Hemodialysis and Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou   +10 more
wiley   +1 more source

Assessing Salt Marsh Vulnerability Using High-Resolution Hyperspectral Imagery

open access: yesRemote Sensing, 2020
Change in the coastal zone is accelerating with external forcing by sea-level rise, nutrient loading, drought, and over-harvest, leading to significant stress on the foundation plant species of coastal salt marshes.
Sarah B. Goldsmith   +6 more
doaj   +1 more source

How should we measure psychological resilience in sport performers? [PDF]

open access: yes, 2013
Psychological resilience is important in sport because athletes must constantly withstand a wide range of pressures to attain and sustain high performance.
Alexander C.   +25 more
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

The Impact of Situational Constraints, Role Stressors, and Commitment on Employee Altruism [PDF]

open access: yes, 2003
This study investigated relations between 3 work-related stressors (role ambiguity, role conflict, and organizational constraints) and altruistic behavior in the workplace.
Adams, Gary A.   +3 more
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Correlation and risk factor analysis of suicidal behavior in adolescents with depression: the impact of stress and childhood trauma

open access: yesFrontiers in Psychiatry
ObjectiveThis study investigates the correlation between suicidal behavior and various stress factors in a sample of hospitalized adolescents with depression.MethodsA cross-sectional survey was conducted on 254 adolescent patients with depression from ...
Lilei Dai   +4 more
doaj   +1 more source

An investigation of occupational stress in New Zealand dentists : a thesis presented in partial fulfilment of the requirements for the degree of Master of Arts in Psychology at Massey University [PDF]

open access: yes, 1995
The present study sought to identify the occupational stressors as well as the resultant psychological and physical stress outcomes for New Zealand dentists.
Bate, Colin
core  

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