Publications by authors named "Xiwen Ou"

Obstructive sleep apnea syndrome (OSAS), characterized by repeated narrow or collapse of the upper airway during sleep, resulting in periodic reductions or cessations in ventilation, consequent hypoxia, hypercapnia, increased sympathetic activity and sleep fragmentation, places a serious burden on society and health care. Intermittent hypoxia (IH), which cause central nervous system (CNS) inflammation, and ultimately lead to neuropathy, is thought to be a crucial contributor to cognitive impairment in OSAS. Wnt signaling pathway exerts an important role in the regulation of CNS disorders.

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Article Synopsis
  • The study investigates the link between sleep disordered breathing (SDB) and neurobehavioral issues in children and adolescents, aiming to quantify how much of these impairments can be attributed to SDB using population attributable fraction (PAF) calculations.
  • Researchers analyzed literature on SDB prevalence and its associated risks, finding that SDB affects approximately 11% of children and adolescents, with a higher prevalence (25%) observed in those already experiencing neurobehavioral problems.
  • The findings suggest that SDB may contribute to nearly 20% of neurobehavioral issues, highlighting the need for early detection and treatment of SDB, as well as more longitudinal studies to confirm the relationship between SDB and neurobehavior
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Background: Obstructive sleep apnea (OSA), high blood pressure (HBP), and type 2 diabetes mellitus (T2DM) have a close clinical relationship, but whether and how OSA affects HBP and T2DM is unclear.

Study Design And Methods: Two-step, two-sample Mendelian randomization techniques were applied using single-nucleotide polymorphisms as genetic instruments for exposure and mediators, thus minimizing bias due to confounding factors and reverse causality. The total effect of OSA on HBP and T2DM was categorized into direct and mediating effects based on the mediating factors.

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As one of the first doctors issued a protective warning to the public, Dr. Li Wenliang was known as "whistleblower" of COVID-19 pandemic. After his death of COVID-19, students entered to his Sina Weibo to display their condolences and sorrow.

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