Results 11 to 20 of about 1,609,274 (165)

Zinc and Oxidative Stress: Current Mechanisms [PDF]

open access: yesAntioxidants, 2017
Oxidative stress is a metabolic dysfunction that favors the oxidation of biomolecules, contributing to the oxidative damage of cells and tissues. This consequently contributes to the development of several chronic diseases.
Dilina do Nascimento Marreiro   +5 more
doaj   +3 more sources

Correlation between stress, stress-coping and current sleep bruxism [PDF]

open access: yesHead & Face Medicine, 2010
Background Stress is discussed as a potential factor in the development of sleep bruxism (SB). The aim of this study was to investigate whether specific stress-factors correlate with SB-activity. Methods Sixty-nine subjects, of which 48 were SB-patients,
Raab Wolfgang HM   +6 more
doaj   +3 more sources

Psychosocial stress and cardiovascular risk – current opinion

open access: yesSwiss Medical Weekly, 2012
Cardiovascular disease (CVD) is a major cause of morbidity and mortality worldwide. Epidemiologic research of the last half-century has clearly shown that psychosocial factors related to the social environment, personality characteristics, and ...
Roland von Känel
doaj   +5 more sources

Microplastics and Oxidative Stress—Current Problems and Prospects

open access: yesAntioxidants
Microplastics (MPs) are plastic particles between 0.1 and 5000 µm in size that have attracted considerable attention from the scientific community and the general public, as they threaten the environment.
Kornelia Kadac-Czapska   +3 more
doaj   +3 more sources

Current stress and poor oral health. [PDF]

open access: yesBMC Oral Health, 2016
Psychological stress appears to contribute to poor oral health systemically in combination with other chronic diseases. Few studies directly examine this relationship.Data from a cross-sectional study of 2,412 participants between the ages of 25-64 years old living in the City of Toronto between 2009 and 2012 were used to examine the relationship ...
Vasiliou A   +3 more
europepmc   +5 more sources

Current status of stress echocardiography [PDF]

open access: yesClinical Cardiology, 2000
AbstractStress echocardiography is a widely applied technique for the evaluation of individuals with known or suspected coronary artery disease. The technique combines echocardiographic imaging with exercise testing or pharmacologic stress. Advances in digital image acquisition and harmonic imaging have substantially improved the quality of ...
openaire   +2 more sources

Continuum mechanics, stresses, currents and electrodynamics [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2016
The Eulerian approach to continuum mechanics does not make use of a body manifold. Rather, all fields considered are defined on the space, or the space–time, manifolds. Sections of some vector bundle represent generalized velocities which need not be associated with the motion of material points.
openaire   +2 more sources

Recovery of Stress During the Interseismic Period Around the Seismogenic Fault of the 1995 Mw 6.9 Kobe Earthquake, Japan

open access: yesGeophysical Research Letters, 2018
We analyzed the current stress state on the Nojima Fault, the source of the 1995 Mw 6.9 Kobe (Japan) earthquake, using breakouts in a borehole through the fault to a depth of ~1,000 m in 2017. The main fault was found at a depth of 529.3 m, with a damage
Takafumi Nishiwaki   +2 more
doaj   +1 more source

Modeling and Optimization of Dual Active Bridge DC-DC Converter with Dead-Time Effect under Triple-Phase-Shift Control

open access: yesEnergies, 2019
Dead-time effect has become an apparent issue in high-switching-frequency high-power dual active bridge (DAB) DC-DC converter. This paper gives a detailed analysis of phase-shift errors effect caused by dead time, including output voltage offset, soft ...
Chaochao Song   +4 more
doaj   +1 more source

Current Methods to Detect Stressed Staphylococci

open access: yesJournal of Food Protection, 1979
Many of the operations employed in food processing can sublethally damage staphylococci, temporarily rendering the cells incapable of growth on selective media commonly employed for their enumeration. Stressed staphylococci are, under the proper conditions, capable of recovery and subsequently normal growth, including enterotoxin production by some ...
Russell S, Flowers, Z John, Ordal
openaire   +2 more sources

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