Results 121 to 130 of about 180,972 (234)

A new computational model for quantifying blood flow dynamics across myogenically-active cerebral arterial networks [PDF]

open access: yesarXiv
Cerebral autoregulation plays a key physiological role by limiting blood flow changes in the face of pressure fluctuations. Although the involved cellular processes are mechanically driven, the quantification of haemodynamic forces in in-vivo settings remains extremely difficult and uncertain.
arxiv  

Doppler study of cerebral arteries in hypercholesterolemia

open access: yesVascular Health and Risk Management, 2011
Mehdi Farhoudi1, Kaveh Mehrvar2, Naser Aslanabadi3, Kamyar Ghabili1, Nazila Rasi Baghmishe4, Farzad Ilkhchoei41Neuroscience Research Center, 2Razi Hospital, 3Department of Cardiology, 4Faculty of Medicine, Tabriz University of Medical Sciences, Tabriz ...
Ghabili K
doaj  

Spontaneous subarachnoid haemorrhage due to coarctation of aorta and intraspinal collaterals : a rare presentation [PDF]

open access: yes, 2012
The occurrence of spontaneous subarachnoid haemorrhage (SAH) in association with coarctation of thoracic aorta and absence of intracranial aneurysm is a rare association.
Devara, Anil K.V.   +2 more
core  

Capsaicin-Induced Ca2+ Influx and Constriction of the Middle Meningeal Artery [PDF]

open access: yes, 2014
Research in the past on transient receptor potential cation channel subfamily V member 1 (TRPV1) has been limited to mainly nervous tissue TRPV1 because of the channel’s role in pain perception.
Koide, Masayo   +5 more
core   +1 more source

Normative Cerebral Perfusion Across the Lifespan [PDF]

open access: yesarXiv
Cerebral perfusion plays a crucial role in maintaining brain function and is tightly coupled with neuronal activity. While previous studies have examined cerebral perfusion trajectories across development and aging, precise characterization of its lifespan dynamics has been limited by small sample sizes and methodological inconsistencies. In this study,
arxiv  

Modelling Growth, Remodelling and Damage of a Thick-walled Fibre-reinforced Artery with Active Response: Application to Cerebral Vasospasm and Treatment [PDF]

open access: yesarXiv
Cerebral vasospasm, a prolonged constriction of cerebral arteries, is the first cause of morbidity and mortality for patients who survive hospitalisation after aneurysmal subarachnoid haemorrhage. The recent finding that stent-retrievers can successfully treat the disease has challenged the viewpoint that damage to the extracellular matrix is necessary.
arxiv  

Volumetric analysis of arteriovenous malformation using computed tomographic angiography [PDF]

open access: yes, 2013
Thesis (M.A.)--Boston UniversityAn arteriovenous malformation (AVM) is an abnormal collection of blood vessels in which arterial blood flows directly into the draining vein without the normal interposed capillaries.
Hong, Donghyun
core   +1 more source

Death-associated protein kinase 3 regulates the myogenic reactivity of cerebral arteries. [PDF]

open access: yesExp Physiol, 2023
Turner SR   +7 more
europepmc   +1 more source

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