Results 81 to 90 of about 41,903 (357)

Retropharyngeal carotid artery stenosis; potential for minimizing operative complications utilizing transcarotid artery stent revascularization

open access: yesJournal of Vascular Surgery Cases and Innovative Techniques
Retropharyngeal carotid artery occlusive disease presents a formidable challenge for surgeons due to its anatomic location and increased potential for complications.
Hani Shennib, MD, Victor Huerta, DO
doaj   +1 more source

One session of remote ischemic preconditioning does not improve vascular function in acute normobaric and chronic hypobaric hypoxia [PDF]

open access: yes, 2017
Application of repeated short duration bouts of ischemia to the limbs, termed remote ischemic preconditioning (RIPC), is a novel technique that may have protective effects on vascular function during hypoxic exposures. In separate parallel-design studies,
Ainslie   +74 more
core   +1 more source

Flipping the Switch: MeCP2‐Mediated Lactylation Rewires Microglial Metabolism and Inflammation via the HK2/mTOR Axis in Poststroke Neuroinflammation

open access: yesAdvanced Science, EarlyView.
Stroke‐induced lactate accumulation promotes p300‐mediated lactylation of methyl‐CpG binding protein 2 (MeCP2) at lysine 210, which reprograms microglial metabolism toward glycolysis and activates the hexokinase 2 (HK2)/mTOR axis. This cascade promotes proinflammatory responses and impairs neurofunctional outcomes.
Zengyu Zhang   +12 more
wiley   +1 more source

Acute Kidney Injury After Carotid Artery Stenting

open access: yesJACC: Cardiovascular Interventions, 2015
Percutaneous carotid artery stenting for significant stenoses has considerably advanced over the years with improved catheters, guidewires, and embolic protection devices. However, the aorta from the bifurcation to the carotids is crossed with wires and catheter exchanges, and the vessels ...
McCullough, Peter A.   +2 more
openaire   +2 more sources

Biomimetic Multiscale‐Structured Biomass Graphene/Polyurethane Sponge Composite for Flexible Pressure Sensors and Intelligent Cushioning Materials

open access: yesAdvanced Science, EarlyView.
In this study, a multifunctional conductive sponge composite (MAPU) is developed using a biomimetic, hierarchical construction strategy emulating the growth process of natural wood. This approach involved integrating biomass‐derived graphitic nanoflakes, synthesized from luffa vine (LVGN), into a polyurethane (PU) sponge matrix.
Runmin Xu   +9 more
wiley   +1 more source

Contrast-enhanced ultrasound performed under urgent conditions. Indications, review of the technique, clinical examples and limitations [PDF]

open access: yes, 2012
Contrast-enhanced ultrasound (CEUS) is an imaging technique with various indications, most of which refer to scheduled examinations. However, CEUS can also be performed under urgent conditions for the investigation of many different clinical questions ...
Demosthenes D. Cokkinos   +7 more
core   +1 more source

Endothelial Cell‐Based Vascular Bandages for Blood–Brain Barrier Repair and Targeted siRNA Delivery

open access: yesAdvanced Science, EarlyView.
mECs restore blood–brain barrier function after cerebral ischemia–reperfusion by simultaneously targeting, supporting, and regulating the damaged vasculature. mECs home to injured cerebral vessels through interactions with highly expressed VLA‐4, reinforce endothelial integrity by forming new junctions, and, upon OGD‐SN treatment, acquire enhanced ...
Yaosheng Li   +23 more
wiley   +1 more source

Rat Carotid Artery Balloon Injury Model [PDF]

open access: yes, 2007
Numerous and diverse experimental animal models have been used over the years to examine reactions to various forms of blood vessel disease and/or injury across species and in multiple vascular beds in a cumulative effort to relate these findings to the human condition.
openaire   +2 more sources

AXL Promotes Ischemic Myelin Repair Through Alleviating Myelin Debris Deposition and Lipid Droplets Accumulation

open access: yesAdvanced Science, EarlyView.
Microglial AXL drives white matter repair after stroke by orchestrating the cleanup of myelin debris. Mechanistically, AXL signals through EGR1 to boost Smpd1 transcription, regulating sphingolipid metabolism and preventing lipid droplet toxicity. Restoring the pathway with ASM therapy mitigates damage, positioning AXL as a key node for therapeutic ...
Junqiu Jia   +13 more
wiley   +1 more source

Delayed presentation of a carotid pseudoaneurysm following penetrating neck trauma

open access: yesSAGE Open Medical Case Reports, 2016
Objective: Penetrating carotid trauma in a hemodynamically stable patient invariably presents with a pseudoaneurysm on initial imaging. Although extremely rare, delayed pseudoaneurysm formation has been reported.
Abdullah Alfawaz   +5 more
doaj   +1 more source

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