Cerebral hypoxia: its role in age-related chronic and acute cognitive dysfunction

B Snyder, SM Simone, T Giovannetti… - Anesthesia & …, 2021 - journals.lww.com
Postoperative cognitive dysfunction (POCD) has been reported with widely varying
frequency but appears to be strongly associated with aging. Outside of the surgical arena …

Contributions of aging to cerebral small vessel disease

TM De Silva, FM Faraci - Annual review of physiology, 2020 - annualreviews.org
Cerebral small vessel disease (SVD) is characterized by changes in the pial and
parenchymal microcirculations. SVD produces reductions in cerebral blood flow and …

Pericyte remodeling is deficient in the aged brain and contributes to impaired capillary flow and structure

AA Berthiaume, F Schmid, S Stamenkovic… - Nature …, 2022 - nature.com
Deterioration of brain capillary flow and architecture is a hallmark of aging and dementia. It
remains unclear how loss of brain pericytes in these conditions contributes to capillary …

Reactive astrocytes facilitate vascular repair and remodeling after stroke

MR Williamson, CJA Fuertes, AK Dunn, MR Drew… - Cell reports, 2021 - cell.com
Brain injury causes astrocytes to assume a reactive state that is essential for early tissue
protection, but how reactive astrocytes affect later reparative processes is incompletely …

Network-driven anomalous transport is a fundamental component of brain microvascular dysfunction

F Goirand, T Le Borgne, S Lorthois - Nature communications, 2021 - nature.com
Blood microcirculation supplies neurons with oxygen and nutrients, and contributes to
clearing their neurotoxic waste, through a dense capillary network connected to larger tree …

Aging drives cerebrovascular network remodeling and functional changes in the mouse brain

HC Bennett, Q Zhang, Y Wu, SB Manjila… - Nature …, 2024 - nature.com
Aging is frequently associated with compromised cerebrovasculature and pericytes.
However, we do not know how normal aging differentially impacts vascular structure and …

Oxygen imaging of hypoxic pockets in the mouse cerebral cortex

FRM Beinlich, A Asiminas, V Untiet, Z Bojarowska… - Science, 2024 - science.org
Consciousness is lost within seconds upon cessation of cerebral blood flow. The brain
cannot store oxygen, and interruption of oxidative phosphorylation is fatal within minutes …

Dynamic capillary stalls in reperfused ischemic penumbra contribute to injury: a hyperacute role for neutrophils in persistent traffic jams

ŞE Erdener, J Tang, K Kılıç, D Postnov… - Journal of Cerebral …, 2021 - journals.sagepub.com
Ever since the introduction of thrombolysis and the subsequent expansion of endovascular
treatments for acute ischemic stroke, it remains to be identified why the actual outcomes are …

3D transcranial ultrasound localization microscopy for discrimination between ischemic and hemorrhagic stroke in early phase

A Chavignon, V Hingot, C Orset, D Vivien… - Scientific Reports, 2022 - nature.com
Early diagnosis is a critical part of the emergency care of cerebral hemorrhages and
ischemia. A rapid and accurate diagnosis of strokes reduces the delays to appropriate …

More homogeneous capillary flow and oxygenation in deeper cortical layers correlate with increased oxygen extraction

B Li, TV Esipova, I Sencan, K Kılıç, B Fu, M Desjardins… - Elife, 2019 - elifesciences.org
Our understanding of how capillary blood flow and oxygen distribute across cortical layers to
meet the local metabolic demand is incomplete. We addressed this question by using two …