Results 81 to 90 of about 191,046 (313)

A Nano‐Interception Strategy for Chronic Heart Failure: Prussian Blue Nanoparticles Disrupt Fibroblast‐Immune Communication via CCL2 Sequestration

open access: yesAdvanced Materials, EarlyView.
A nano‐interception strategy disrupts pathogenic fibroblast–macrophage crosstalk in chronic heart failure. Scalable Prussian blue nanoparticles selectively sequester CCL2 via ultrahigh‐affinity binding, preventing CCR2+ macrophage recruitment and breaking a key fibro‐inflammatory circuit. This approach demonstrates robust efficacy in murine and porcine
Bo Chen   +16 more
wiley   +1 more source

A Rare Differential Diagnosis of a Solitary Anterior Neck Mass

open access: yesOman Medical Journal, 2016
Patients with anterior neck masses commonly present to otorhinolaryngology clinics, but there are limited differential diagnoses for such lesions. Common ones include thyroid nodule and thyroglossal duct cyst.
Jeyasakthy Saniasiaya, Irfan Mohamad
doaj   +1 more source

Parasellar meningioma presenting by stroke and bilateral occlusion of the internal carotid arteries: A case report

open access: yesSAGE Open Medical Case Reports, 2020
Cerebrovascular stroke caused by skull base meningioma has been rarely reported. A 30-year-old male presented (April 2015) with acute right-sided hemiplegia.
Sherifa A Hamed
doaj   +1 more source

Intracranial dural arteriovenous fistula successfully treated by combined open-endovascular procedure [PDF]

open access: yes, 2010
Intracranial dural arteriovenous fistulas constitute a rare though potentially devastating disease. Because the arterial (high-pressure) blood flow drains directly into the low-pressure venous system, there is a high risk of bleeding and associated ...
DE KEUKELEIRE, KATRIEN   +4 more
core   +2 more sources

A Superlubricated Magnetically Steerable Microcatheter with Integrated Optical and Fluidic Channels

open access: yesAdvanced Robotics Research, EarlyView.
A magnetically steerable microcatheter with integrated optical and fluidic channels is developed for multifunctional navigation in tortuous anatomical environments. A surface‐grafted hydrogel coating enables low‐friction actuation. The device demonstrates stable light and fluid delivery during magnetic manipulation, offering a compact platform for ...
Yuntian Du   +5 more
wiley   +1 more source

Association between Carotid Wall Shear Rate and Arterial Stiffness in Patients with Hypertension and Atherosclerosis of Peripheral Arteries

open access: yesInternational Journal of Vascular Medicine, 2018
Aim. To evaluate carotid wall shear rate (WSR) in association with local and regional vascular stiffness in patients with hypertension (HTN) and atherosclerosis of peripheral arteries and to study the pattern of change of WSR in patients with HTN with ...
Vadim V. Genkel   +4 more
doaj   +1 more source

Supra-aortic stenosis surgery: case study [PDF]

open access: yesБългарска кардиология
The aim of this study was to demonstrate a case of aorto-carotid bypass in a patient with carotid artery stenosis as a reasonable and necessary method for preventing ischemic stroke.
E. Nuellari   +3 more
doaj   +3 more sources

Non-invasive Evaluation of Aortic Stiffness Dependence with Aortic Blood Pressure and Internal Radius by Shear Wave Elastography and Ultrafast Imaging [PDF]

open access: yes, 2018
Elastic properties of arteries have long been recognized as playing a major role in the cardiovascular system. However, non-invasive in vivo assessment of local arterial stiffness remains challenging and imprecise as current techniques rely on indirect ...
Dizier, B.   +5 more
core   +3 more sources

Magnetic Micro‐ and Nanorobots for Precision Thrombolysis: Design Strategies and Translational Challenges

open access: yesAdvanced Robotics Research, EarlyView.
Micro‐ and nanorobots for targeted thrombolysis. This perspective elaborates on the clinical indication of blood clot disorders and current limitations for treatment. As a novel, alternative solution, micro‐ and nanorobots can be used to treat and break down thrombi.
Joshua M. Mesfin   +3 more
wiley   +1 more source

High fat diet attenuates the anticontractile activity of aortic PVAT via a mechanism involving AMPK and reduced adiponectin secretion [PDF]

open access: yes, 2018
Background and aim: Perivascular adipose tissue (PVAT) positively regulates vascular function through production of factors such as adiponectin but this effect is attenuated in obesity.
Alganga, Husam   +9 more
core   +2 more sources

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