Results 21 to 30 of about 3,764,275 (310)

3D optogenetic control of arteriole diameter in vivo

open access: yeseLife, 2022
Modulation of brain arteriole diameter is critical for maintaining cerebral blood pressure and controlling regional hyperemia during neural activity. However, studies of hemodynamic function in health and disease have lacked a method to control arteriole
Philip J O'Herron   +4 more
doaj   +1 more source

Effects of antiplatelet therapy after stroke due to intracerebral haemorrhage (RESTART): a randomised, open-label trial [PDF]

open access: yes, 2019
Antiplatelet therapy reduces the risk of major vascular events for people with occlusive vascular disease, although it might increase the risk of intracranial haemorrhage.
Al-Shahi Salman, Rustam   +16 more
core   +1 more source

Regional diversity in the murine cortical vascular network is revealed by synchrotron X-ray tomography and is amplified with age [PDF]

open access: yes, 2018
Cortical bone is permeated by a system of pores, occupied by the blood supply and osteocytes. With ageing, bone mass reduction and disruption of the microstructure are associated with reduced vascular supply.
A Goring   +10 more
core   +5 more sources

Pyogenic granuloma: A case report and a comprehensive review

open access: yesJournal of Oral Research and Review, 2021
Pyogenic granuloma (PG) is an inflammatory hyperplasia describing large range of nodular growths of the oral mucosa. PG commonly occurs on the skin or oral cavity but seldom in the gastrointestinal tract.
Shivani Sharma   +3 more
doaj   +1 more source

Expression of mRNA for phospholipase A(2), cyclooxygenases, and lipoxygenases in cultured human umbilical vascular endothelial and smooth muscle cells and in biopsies from umbilical arteries and veins [PDF]

open access: yes, 1998
Arachidonic acid (AA) is released by phospholipase A(2) (PLA(2)) and then converted into vasoactive and inflammatory eicosanoids by cyclooxygenases (COX) and lipoxygenases (LOX).
Carlsson, Maria   +5 more
core   +1 more source

Redox stress defines the small artery vasculopathy of hypertension: how do we bridge the bench-to-bedside gap? [PDF]

open access: yes, 2017
Although convincing experimental evidence demonstrates the importance of vascular reactive oxygen and nitrogen species (RONS), oxidative stress, and perturbed redox signaling as causative processes in the vasculopathy of hypertension, this has not ...
Liang, Mingyu   +4 more
core   +1 more source

Vascular Development [PDF]

open access: yesArteriosclerosis, Thrombosis, and Vascular Biology, 2018
The vascular system forms as a branching network of endothelial cells that acquire identity as arterial, venous, hemogenic, or lymphatic. Endothelial specification depends on gene targets transcribed by Ets domain–containing factors, including Ets variant gene 2 (Etv2), together with the activity of chromatin-remodeling complexes ...
openaire   +2 more sources

Vascular network segmentation: an unsupervised approach [PDF]

open access: yes, 2012
Micro-tomography produces high resolution images of biological structures such as vascular networks. In this paper, we present a new approach for segmenting vascular network into pathological and normal regions from considering their micro-vessel 3D ...
Descombes, Xavier   +6 more
core   +2 more sources

Vascular Signalling

open access: yesCells, 2023
In all vertebrates, closed blood and open lymph circulatory systems are essential for the delivery of nutrients and oxygen to tissues, waste clearance, and immune function [...]
Silvia Dragoni, Patric Turowski
openaire   +4 more sources

Perfil epidemiológico de 58 portadores de síndrome de Klippel-Trénaunay-Weber acompanhados no Ambulatório da Santa Casa de São Paulo Epidemiological profile of 58 patients with Klippel-Trenaunay-Weber syndrome followed at Ambulatório da Santa Casa de São Paulo

open access: yesJornal Vascular Brasileiro, 2009
CONTEXTO: A síndrome de Klippel-Trénaunay-Weber é uma doença rara sobre a qual encontramos poucos artigos na literatura (geralmente relatos de casos esporádicos relacionados a complicações).
André Luis Costa Villela   +7 more
doaj   +1 more source

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