Results 41 to 50 of about 168,612 (302)

Assessment of venous hemodynamics and volume homeostasis during pregnancy: recommendations of the International Working Group on Maternal Hemodynamics.

open access: yes, 2017
Venous hemodynamics and volume homeostasis are important aspects of cardiovascular physiology. However, today their relevance is still very much underappreciated. Their most important role is maintenance and control of venous return and, as such, cardiac
International Working Group on Maternal Hemodynamics   +4 more
core   +2 more sources

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Placenta-Hemodynamics-Statistical-Analysis

open access: yes, 2022
Statistically analyzing the correlation between placental hemoglobin properties measured optically and pregnancy outcome monitored clinically.
Arjun G. Yodh (1513390)   +3 more
core   +1 more source

High‐Resolution MRI Revealed Different Etiology‐Specific Associations With Cerebral Infarction in Adult Moyamoya Vasculopathy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective High‐resolution MRI enables detailed assessment of intracranial vessel wall pathology in moyamoya vasculopathy. We aimed to classify adult moyamoya vasculopathy etiologies using high‐resolution MRI and to examine subtype‐specific associations between high‐resolution MRI features and ischemic infarction.
Guangsong Han   +8 more
wiley   +1 more source

The Impact of Left Ventricular Performance and Afterload on the Evaluation of Aortic Valve Stenosis: A 1D Mathematical Modeling Approach

open access: yesBioengineering, 2023
The transaortic valvular pressure gradient (TPG) plays a central role in decision-making for patients suffering from severe aortic stenosis. However, the flow-dependence nature of the TPG makes the diagnosis of aortic stenosis challenging since the ...
Cemre Çelikbudak Orhon   +5 more
doaj   +1 more source

Choroid Plexus Enlargement and USPIO‐Based Inflammatory Feature in Cerebral Small Vessel Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The choroid plexus (CP) is a key component of the blood–cerebrospinal fluid barrier (BCSFB), but its mechanism of action in cerebral small vessel disease (CSVD) remains unclear. This study investigated CP volume (CPV) alterations and their association with conventional imaging markers in CSVD and explored the underlying role of ...
Yongqiang Qu   +11 more
wiley   +1 more source

To Be or Not to Be: Amiodarone as Both Savior and Foe—A Therapeutic Paradox in Atrial Fibrillation Management and Ventricular Arrhythmia Associated with Amiodarone-Induced Thyrotoxicosis

open access: yesLife
Amiodarone-induced thyrotoxicosis (AIT) is a serious thyroid dysfunction that represents a significant complication of pharmacological therapy in cardiology patients.
Monika Amielan   +3 more
doaj   +1 more source

Paclitaxel coated-stent for early-onset thrombosis after liver transplantation

open access: yesAnnals of Hepatology, 2007
Hepatic artery thrombosis (HAT) is the most common vascular complication of orthotopic liver transplantation (OLT) and constitutes a potential emergency during the postoperative period.
Jesús Reyes-Corona   +5 more
doaj   +1 more source

Percutaneous balloon valvuloplasty in a pregnant patient with pulmonary bioprosthetic valve stenosis

open access: yesRevista Médica del Hospital General de México, 2022
The pulmonary valve’s anomalies can lead to the obstruction of the right ventricle’s outflow tract. This leads to the right ventricle’s pressure overload, dilation, hypertrophy and eventually his malfunction.
Jesús S. Borges-López   +5 more
doaj   +1 more source

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