Results 31 to 40 of about 3,379 (196)

Chewing ability and desaturation during chewing in patients with COPD

open access: yesMonaldi Archives for Chest Disease, 2019
Chewing ability is essential to maintain nutrition status and can be associated with oral conditions, sarcopenia, and lung function in patients with chronic obstructive pulmonary disease (COPD).
Takeshi Terashima   +6 more
doaj   +1 more source

Flavin Catalysts in Organic Synthesis

open access: yesAngewandte Chemie, EarlyView.
Flavins and their congeners are potent catalysts for organic synthesis inspired by enzymatic transformations. In addition to catalysis in the flavin ground state via covalent intermediates, the excited singlet and triplet states unlock applications including photooxidation, photoreduction, and energy transfer via sensitization.
Jan Freudenberg, Golo Storch
wiley   +2 more sources

High-flow nasal cannula oxygenation reduces desaturation risk during diagnostic flexible bronchoscopy under deep sedation: a randomized controlled trial

open access: yesFrontiers in Medicine
BackgroundDeep sedation for flexible bronchoscopy (FB) improves procedural conditions but exacerbates desaturation risks. High-flow nasal cannula (HFNC) may mitigate this situation, yet efficacy under deep sedation remains unproven.MethodsIn this ...
Ming Wang   +10 more
doaj   +1 more source

Modes of Fatty Acid Desaturation in Cyanobacteria: An Update

open access: yesLife, 2015
Fatty acid composition of individual species of cyanobacteria is conserved and it may be used as a phylogenetic marker. The previously proposed classification system was based solely on biochemical data.
Dmitry A. Los, Kirill S. Mironov
doaj   +1 more source

Two-Phase Two-Layer Depth-Integrated SPH-FD Model: Application to Lahars and Debris Flows

open access: yesLand, 2022
The complex nature of debris flows suggests that the pore-water pressure evolution and dewatering of a flowing mass caused by the high permeability of soil or terrain could play an essential role in the dynamics behavior of fast landslides.
Saeid Moussavi Tayyebi   +6 more
doaj   +1 more source

Preoperative nocturnal desaturations as a risk factor for late postoperative nocturnal desaturations

open access: yesBritish Journal of Anaesthesia, 1998
Severe postoperative hypoxaemia during sleep may increase the risk of postoperative cardiovascular complications. We hypothesized that the severity of hypoxic episodes after surgery are related to the presence of preoperative sleep-disordered breathing (SDB).
S, Isono   +8 more
openaire   +2 more sources

Dose of Bicarbonate to Maintain Plasma pH During Maximal Ergometer Rowing and Consequence for Plasma Volume

open access: yesFrontiers in Physiology, 2022
Rowing performance may be enhanced by attenuated metabolic acidosis following bicarbonate (BIC) supplementation. This study evaluated the dose of BIC needed to eliminate the decrease in plasma pH during maximal ergometer rowing and assessed the ...
Henning Bay Nielsen   +3 more
doaj   +1 more source

MOGAD Is the Most Common Cause of Isolated Optic Neuritis in Children

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives The study aimed to characterize the clinical features, etiologies, and outcomes of isolated, first‐time pediatric ON in the post‐MOG‐IgG era. Methods This was a single‐center retrospective cohort study at Texas Children's Hospital of patients diagnosed with first‐time ON between 2018–2024, with follow‐up data collected through 2025.
Chaitanya Aduru   +13 more
wiley   +1 more source

Desaturation of fatty acids in seeds of higher plants

open access: yesJournal of Lipid Research, 1966
Photosynthesizing flax, soybean, and safflower plants were exposed to 14CO2 at seed-setting stage for a 1 hr period. Seed was sampled periodically thereafter and the lipids were extracted.
H.J. Dutton, T.L. Mounts
doaj   +1 more source

Memory Foam Pillow as an Intervention in Obstructive Sleep Apnea Syndrome: A Preliminary Randomized Study

open access: yesFrontiers in Medicine, 2022
Specific pillow use is a seldom studied or controlled factor in the setting of sleep disordered breathing. The aim of this study was to investigate the effect of different pillows [own pillow (OP), memory foam pillow (MFP), generic laboratory pillow (LP)]
Vasileios T. Stavrou   +12 more
doaj   +1 more source

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