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Hypoxic and ischaemic brain injuries are notable contributors to neurological disability and mortality, posing major global public health challenges. Notably, microRNA-126 (miR-126) has emerged as a key regulator in the complex pathophysiology of stroke. Hypoxic/ischaemic (HI) preconditioning upregulates miR-126, offering protection against HI brain injury. This article reviews the advances in understanding the molecular regulation of miR-126, focusing on epigenetic modifications, transcription factors, and hypoxia. miR-126 is crucial for modulating inflammation, promoting angiogenesis and neurogenesis, and supporting post-stroke recovery. Additionally, we highlight the therapeutic potential of exosomal miR-126 in treating HI brain injury.
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http://dx.doi.org/10.1007/s10072-025-08413-2 | DOI Listing |
Int J Surg
September 2025
Department of Neurosurgery, 900th Hospital, Fuzhou, Fujian Province, China.
Cell Biochem Biophys
September 2025
A.V. Zhirmunsky National Scientific Center of Marine Biology, Far Eastern Branch, Russian Academy of Sciences, Vladivostok, 690041, Russia.
Sports Med Open
September 2025
Division of Physiological Sciences, Department of Human Biology, Faculty of Health Sciences, University of Cape Town, Newlands, Cape Town, 7725, South Africa.
Background: In tackle-collision sports, the tackle has the highest incidence, severity, and burden of injury. Head injuries and concussions during the tackle are a major concern within tackle-collision sports. To reduce concussion and head impact risk, evaluating optimal tackle techniques to inform tackle-related prevention strategies has been recommended.
View Article and Find Full Text PDFFunct Integr Genomics
September 2025
The First Clinical Medical College, Yunnan University of Chinese Medicine, Kunming, China.
Ischemic stroke (IS) has high morbidity/mortality with limited treatments. This study screened core copper homeostasis-related genes in IS and validated their function as precise intervention targets. Human IS gene chip data were retrieved from GEO, and copper homeostasis genes from multiple databases.
View Article and Find Full Text PDFThis manuscript explores the myriad ethical controversies associated with declaration of brain death/death by neurologic criteria (BD/DNC) during pregnancy raised by the case of Ms. Adriana Smith, a 30-year-old Georgia nurse, who came to international attention in May 2025. We will discuss: (1) the factors that may have impacted the decision not to perform neuroimaging when she first presented to medical attention; (2) the significance of identifying and deferring performance of futile interventions to decrease intracranial pressure relative to BD/DNC declaration; (3) the medical, ethical and legal complexities associated with BD/DNC declaration and continuation of maternal organ support in pregnancy; (4) the impact of continuing maternal organ support after BD/DNC declaration on the fetus, the family, Ms.
View Article and Find Full Text PDF