Results 51 to 60 of about 5,213,227 (370)

Enhanced Convergence and Robust Performance of Randomized Dynamical Decoupling [PDF]

open access: yes, 2006
We demonstrate the advantages of randomization in coherent quantum dynamical control. For systems which are either time-varying or require decoupling cycles involving a large number of operations, we find that simple randomized protocols offer superior ...
A. Beige   +4 more
core   +3 more sources

Exercise Interventions in Children, Adolescents and Young Adults With Paediatric Bone Tumours—A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Bone tumours present significant challenges for affected patients, as multimodal therapy often leads to prolonged physical limitations. This is particularly critical during childhood and adolescence, as it can negatively impact physiological development and psychosocial resilience.
Jennifer Queisser   +5 more
wiley   +1 more source

Depression and risk of sarcopenia: a national cohort and Mendelian randomization study

open access: yesFrontiers in Psychiatry, 2023
BackgroundDepression and the increased risk of sarcopenia are prevalent among the elderly population. However, the causal associations between these factors remain unclear.
Qian Zhong   +5 more
doaj   +1 more source

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

Randomization does not help much, comparability does

open access: yes, 2014
Following Fisher, it is widely believed that randomization "relieves the experimenter from the anxiety of considering innumerable causes by which the data may be disturbed." In particular, it is said to control for known and unknown nuisance factors that
Saint-Mont, Uwe
core   +2 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Schizophrenia and Types of Stroke: A Mendelian Randomization Study

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
Background Previous studies suggest an association between schizophrenia and stroke, but no studies have investigated stroke subtypes. We examined potential causal associations between schizophrenia and a range of atherosclerotic, embolic, and ...
Shinya Nakada   +3 more
doaj   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Association between dietary zinc intake and epilepsy: findings from NHANES 2013–2018 and a Mendelian randomization study

open access: yesFrontiers in Nutrition
BackgroundThe association between dietary zinc intake and epilepsy remains unclear. This study aimed to investigate the relationship between zinc intake from the diet and epilepsy, employing Mendelian randomization (MR) to explore potential causal links ...
Shicun Huang   +7 more
doaj   +1 more source

Design of the OptiSurg trial: Multicenter open-label randomized controlled trial of time restricted feeding (TRF) vs regular dietary advices in patient undergoing femoral endarterectomy [PDF]

open access: bronze, 2022
Kevin Kiesworo   +13 more
openalex   +1 more source

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