Results 141 to 150 of about 145,462 (317)

Gender-Specific Protection from Microvessel Rarefaction in Female Hypertensive Rats [PDF]

open access: yes, 1998
Epidemiologic studies reveal that women have a significantly lower age-adjusted morbidity and mortality from cardiovascular disease than men, suggesting that gender is a cardiovascular disease risk factor.
Greene, Andrew S.   +3 more
core   +1 more source

Influence of patient factors on target plasma volume treated attainment rate during double filtration plasmapheresis in patients with hypertriglyceridemic acute pancreatitis

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
Abstract Introduction This study aims to investigate patient factors affecting the rate of plasma volume target attained in hypertriglyceridemic pancreatitis (HTG‐AP) patients undergoing double filtration plasmapheresis (DFPP). Methods A retrospective analysis of 82 HTG‐AP‐interpreted patients from January 2019 to April 2024 compared target plasma ...
Hui Zhang, Chenqiang Zhu, Yunlong Wu
wiley   +1 more source

Spatio-Temporal Instabilities of Blood Flow in a Model Capillary Network [PDF]

open access: yesarXiv
We present experimental evidence of multiple blood flow configurations in a relatively simple microfluidic network under constant inlet conditions. We provide evidence of multistability and unsteady dynamics and find good agreement with a theoretical {one-dimensional advection} model for blood flow in microvascular networks{ that relies on the widely ...
arxiv  

A model of oxygen dynamics in the cerebral microvasculature and the effects of morphology on flow and metabolism [PDF]

open access: yes, 2014
This paper was presented at the 4th Micro and Nano Flows Conference (MNF2014), which was held at University College, London, UK. The conference was organised by Brunel University and supported by the Italian Union of Thermofluiddynamics, IPEM, the ...
4th Micro and Nano Flows Conference (MNF2014)   +2 more
core  

Senescent Endothelial Cells in Cerebral Microcirculation Are Key Drivers of Age‐Related Blood–Brain Barrier Disruption, Microvascular Rarefaction, and Neurovascular Coupling Impairment in Mice

open access: yesAging Cell, EarlyView.
Senolytic therapy restores neurovascular function, blood–brain barrier integrity, and cognitive performance in aged mice by targeting endothelial senescence. Findings highlight that brain microvascular endothelial cells are highly vulnerable to aging‐induced senescence, and early intervention in middle age may be the most effective strategy to prevent ...
Boglarka Csik   +20 more
wiley   +1 more source

Microcirculatory blood flow: Functional implications of a complex fluid [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +3 more
core  

Immunosenescence Profile Is Associated With Increased Susceptibility to Severe COVID‐19

open access: yesAging Cell, EarlyView.
(A) A previous immunosenescence profile in individuals infected with SARS‐CoV2 creates a permissive environment for progression to severe COVID‐19: higher inflammaging, accumulation of exhausted/senescent T cells, an oligoclonal B‐cell repertoire, and accelerated epigenetic age.
Lucas Haniel A. Ventura   +40 more
wiley   +1 more source

A Simulation of Blood Cells in Branching Capillaries [PDF]

open access: yesarXiv, 2008
The multi-cellular hydrodynamic interactions play a critical role in the phenomenology of blood flow in the microcirculation. A fast algorithm has been developed to simulate large numbers of cells modeled as elastic thin membranes. For red blood cells, which are the dominant component in blood, the membrane has strong resistance to surface dilatation ...
arxiv  

Evaluation of Vascular Control Mechanisms Utilizing Video Microscopy of Isolated Resistance Arteries of Rats [PDF]

open access: yes, 2017
This protocol describes the use of in vitro television microscopy to evaluate vascular function in isolated cerebral resistance arteries (and other vessels), and describes techniques for evaluating tissue perfusion using Laser Doppler Flowmetry (LDF) and
Allen, L. Adrienne   +6 more
core   +1 more source

Enhancing Kidney Quality Assessment: Power Doppler During Normothermic Machine Perfusion

open access: yesArtificial Organs, EarlyView.
Power Doppler imaging was evaluated as a non‐invasive tool for assessing kidney quality during normothermic machine perfusion. Power Doppler metrics demonstrated high accuracy in identifying kidneys with low function and viability (Group 2), highlighting its potential to enhance transplant decision‐making when integrated with existing assessment ...
Yitian Fang   +7 more
wiley   +1 more source

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