Results 141 to 150 of about 86,817 (243)

Coupled on‐line in crystallo UV–Vis absorption spectroscopy and X‐ray crystallography to compare specific radiation damage in metal‐containing proteins at room versus cryogenic temperature

open access: yesActa Crystallographica Section D, Volume 82, Issue 3, Page 187-198, March 2026.
We used on‐line in crystallo UV–Vis absorption spectroscopy in conjunction with X‐ray crystallography on beamline BM07‐FIP2 at the ESRF to compare the structural effects of specific radiation damage on two different metal‐containing proteins at either room or cryogenic temperature.Specific radiation damage (SRD) to proteins is a pertinent issue ...
Nicolas Caramello   +6 more
wiley   +1 more source

Reduced Nitrates/Nitrites and Natural Additives in Organic Fermented Dry‐Cured Sausages: Effects on Microbiological Safety, Quality, and Consumer Acceptance

open access: yesJournal of Food Science, Volume 91, Issue 3, March 2026.
ABSTRACT This study examines hydroxytyrosol (HXT), a natural antioxidant, as a partial substitute for curing agents in fermented dry‐cured organic sausages. Increasing health concerns regarding nitrates/nitrites, along with EU efforts to reduce their use, highlight the need for alternatives.
Immaculada Argemí‐Armengol   +3 more
wiley   +1 more source

Quercetin Enhances Gastric Nitric Oxide Formation and Potentiates the Antihypertensive Effects of Oral Nitrite Administration

open access: yesBasic &Clinical Pharmacology &Toxicology, Volume 138, Issue 3, March 2026.
ABSTRACT Oral nitrite supplementation enhances nitric oxide (NO) bioavailability and lowers blood pressure. Quercetin may facilitate the reduction of nitrite to NO. However, the combined effects of nitrite and Quercetin on gastric NO formation and blood pressure have not been explored.
Mila Silva‐Cunha   +6 more
wiley   +1 more source

Insights Into Macrophage Ferroptosis: Implications for Atherosclerosis

open access: yesCell Proliferation, Volume 59, Issue 3, March 2026.
Macrophage ferroptosis drives atherosclerosis by enhancing oxidative stress and inflammation, accelerating plaque progression and instability. Targeting macrophage ferroptosis presents a promising therapeutic strategy for atherosclerosis treatment.
Xiehui Chen, Xiangbo Liu, Changchun Zeng
wiley   +1 more source

Commuting by bicycle (vs. by car) is associated with improved aerobic power, microvascular function and diminished CO2 output in the atmosphere

open access: yesExperimental Physiology, Volume 111, Issue 3, Page 834-848, 1 March 2026.
Abstract The study investigated whether bicycle compared with car commuting, over relatively small distances, has positive effects on physiological variables, cardiometabolic fitness and CO2 output in the atmosphere. Bike Commuters (11 M, 15 F; age [median value (interquartile range)] 51.5 (38.3–56.8) years; body mass index [BMI] 22.8 (21.0–24.1) kg m ...
Caterina Ursella   +11 more
wiley   +1 more source

Imposed expiratory resistance, dynamic hyperinflation and locomotor power and fatigue

open access: yesExperimental Physiology, Volume 111, Issue 3, Page 809-819, 1 March 2026.
Abstract Expiratory flow limitation results in dynamic hyperinflation, dyspnoea and premature exercise intolerance. We aimed to measure whether expiratory resistance reduces locomotor power via limiting maximal voluntary motor activity, exacerbating muscle fatigue, or both.
Jonathan Cunha   +4 more
wiley   +1 more source

Persistence of fatigue in the absence of pathophysiological mechanisms in some patients more than 2 years after the original SARS‐CoV‐2 infection

open access: yesExperimental Physiology, Volume 111, Issue 3, Page 1413-1428, 1 March 2026.
Abstract Following an acute infection with severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2), a substantial percentage of patients report the persistence of debilitating symptoms, often grouped in a syndrome termed ‘long COVID’. We sought to identify potential pathophysiological mechanisms responsible for the persistence, in some long COVID ...
Giovanni Baldassarre   +10 more
wiley   +1 more source

Optimizing the predictive validity of NIRS kinetic profiles to predict aerobic capacity from a resting skeletal muscle occlusion test

open access: yesExperimental Physiology, Volume 111, Issue 3, Page 738-750, 1 March 2026.
Abstract Measuring and monitoring individual cardiorespiratory fitness through a valid and accessible non‐exhaustive surrogate is required. Techniques measuring haemodynamics have shown promise, and this study aimed to optimize the predictive validity of these approaches alongside developing predictive equations.
Heru Syarli Lesmana   +2 more
wiley   +1 more source

Exertional rhabdomyolysis: clinical features, management, complications and prediction of acute kidney injury. [PDF]

open access: yesBMJ Open Sport Exerc Med
Vangstad M   +8 more
europepmc   +1 more source

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