Results 31 to 40 of about 115,625 (290)

Constrictor responses of cerebral resistance arterioles in male and female rats exposed to prenatal alcohol

open access: yesPhysiological Reports, 2021
While it is known that dilation of cerebral arterioles to NOS‐dependent agonists is impaired in rats exposed to prenatal alcohol, no studies have examined the influence of prenatal alcohol on constrictor response of cerebral arterioles.
Partha S. Saha   +5 more
doaj   +1 more source

Effects of Topical or Intravitreal Application of Anti-Vascular Endothelial Growth Factor on Density of Intestinal Blood Vessels of Mice

open access: yesMedicina, 2023
Background and Objectives: Anti-vascular endothelial growth factor (anti-VEGF) therapy has become the first-line treatment for diabetic macular edema. However, it is still not clear whether anti-VEGF agents act on systemic blood vessels.
Atsushi Ichio   +4 more
doaj   +1 more source

Reversible cerebral vasoconstriction syndrome [PDF]

open access: yesJournal of the Neurological Sciences, 2012
Reversible cerebral vasoconstriction syndrome (RCVS) is characterized by severe headaches, as well as vasoconstriction of cerebral arteries, which resolves spontaneously in one to three months. This condition has a moderate female preponderance. The mean age of onset is around 45 years.
openaire   +5 more sources

Limited AT1 Receptor Internalization Is a Novel Mechanism Underlying Sustained Vasoconstriction Induced by AT1 Receptor Autoantibody From Preeclampsia

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2019
Background Angiotensin II type 1 receptor (AT1R) autoantibody (AT1‐AA) was first identified as a causative factor in preeclampsia. Unlike physiological ligand angiotensin II (Ang II), AT1‐AA can induce vasoconstriction in a sustained manner, causing a ...
Jingwei Bian   +9 more
doaj   +1 more source

Shape‐Morphing Nanoengineered Hydrogel Ribbons as Hemostats

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a self‐assembling, shape‐morphing nanoengineered hydrogel ribbon system that rapidly forms porous aggregates in situ for efficient hemostasis in trauma and surgical applications. Abstract Rapid and effective hemorrhage control remains a major challenge in trauma and surgical care, particularly for complex or noncompressible wounds.
Ryan Davis Jr   +9 more
wiley   +1 more source

Reversible cerebral vasoconstriction syndrome

open access: yesJournal of the Royal College of Physicians of Edinburgh, 2013
Reversible cerebral vasoconstriction syndrome (RCVS) is an underdiagnosed condition which usually presents as severe headache with or without neurological deficit. We report the case of a 55-year-old woman who presented with headache and multifocal intracerebral haemorrhage.
R, Lee, H, Ramadan, J, Bamford
openaire   +4 more sources

Sculpting the Future of Bone: The Evolution of Absorbable Materials in Orthopedics

open access: yesAdvanced Materials, EarlyView.
This review summarizes the current status of polymeric, ceramic, and metallic absorbable materials in orthopedic applications, and highlights several innovative strategies designed to enhance mechanical performance, control degradation, and promote bioactivity. We also discuss the progress and translational potential of absorbable materials in treating
Zhao Wang   +13 more
wiley   +1 more source

Reversible Cerebral Vasoconstriction Syndrome Presenting as Transient Vessel Wall Enhancement on Contrast-Enhanced Fluid-Attenuated Inversion Recovery Images: A Case Report and Literature Review

open access: yes대한영상의학회지, 2020
Reversible cerebral vasoconstriction syndrome (RCVS) is a clinical and radiological syndrome with primary features that include hyperacute onset of severe headache and segmental vasoconstriction of the cerebral arteries, which resolve within 3 months ...
Sun Ah Heo, Eun Soo Kim, Yul Lee
doaj   +1 more source

Reversible cerebral vasoconstriction syndrome [PDF]

open access: yesRevista médica de Chile, 2010
Reversible cerebral vasoconstriction syndrome is characterized by thunderclap headache associated with multifocal vasoconstriction of cerebral arteries in patients without aneurysmal subarachnoid hemorrhage (SAH). The vasoconstriction reverts within three months. We report a 44-year-old man who had a thunderclap headache during sexual intercourse.
Pedro Augusto, Sampaio Rocha Filho   +2 more
openaire   +2 more sources

Engineered Microfluidic Organoid Systems: New Paradigms for Menopause Mechanism Research and Personalized Medicine

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores the integration of microfluidic technology with organoid systems as an innovative platform for studying menopausea complex multi‐organ condition. By enabling precise simulation of inter‐organ communication and hormone responses, microfluidic organoids offer a physiologically relevant model for investigating menopausal syndrome and ...
Qianyi Zhang   +4 more
wiley   +1 more source

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