Results 31 to 40 of about 25,821 (323)

Mitigation of cognitive decline and brain pathology after transaortic constriction by Mas agonists [PDF]

open access: yesAlzheimer's & Dementia, 2021
AbstractBackgroundMas and A(1‐7), the endogenous ligand of Mas, were first characterized for their ability to counter regulate the pathological actions of A‐II and AT1R. A(1‐7) has been shown to decrease inflammation and OS and increase cerebral blood flow reactivity.
Elsa M Reyes‐Reyes   +4 more
openaire   +1 more source

Constriction of actin rings by passive crosslinkers [PDF]

open access: yes, 2022
In many organisms, cell division is driven by the constriction of a cytokinetic ring, which consists of actin filaments and crosslinking proteins. While it has long been believed that the constriction is driven by motor proteins, it has recently been discovered that passive crosslinkers that do not turn over fuel are able to generate enough force to ...
arxiv   +1 more source

Modelling the human pharyngeal airway: validation of numerical simulations using in vitro experiments [PDF]

open access: yesMed Biol Eng Comput (2008) epub ahead of print, 2008
In the presented study, a numerical model which predicts the flow-induced collapse within the pharyngeal airway is validated using in vitro measurements. Theoretical simplifications were considered to limit the computation time. Systematic comparisons between simulations and measurements were performed on an in vitro replica, which reflects asymmetries
arxiv   +1 more source

Activity-induced asymmetric dispersion in confined channels with constriction [PDF]

open access: yes, 2023
Microorganisms, such as E.Coli, are known to display upstream behavior and respond rheotactically to shear flows. In particular, E.Coli suspensions have been shown to display strong sensitivity to spatial constrictions, leading to an anomalous densification past the constriction for incoming fluid velocities comparable to the microoganism's self ...
arxiv   +1 more source

Traumatic arterial thoracic outlet syndrome after multiple rib fractures not including the first rib in Korea: a case report [PDF]

open access: yesJournal of Trauma and Injury
Arterial thoracic outlet syndrome (TOS) resulting from thoracic trauma is an exceedingly rare condition, typically caused by a fracture of the first rib or clavicle.
Seock Yeol Lee
doaj   +1 more source

Central Vein Stenosis in Patients with Central Vein Manipulation: A Single Center Experience [PDF]

open access: yesRevista Portuguesa de Nefrologia e Hipertensão, 2022
Introduction: Central vein catheterization (CVC) is one of the main risk factors for central vein stenosis (CVS) occurrence in the hemodialysis population.
Pedro R. Pereira   +5 more
doaj   +1 more source

Characterization of superconducting nanowire single-photon detector with artificial constrictions [PDF]

open access: yesAIP Advances 4, 067114 (2014), 2014
Statistical studies on the performance of different superconducting nanowire single-photon detectors (SNSPDs) on one chip suggested that random constrictions existed in the nanowire that were barely registered by scanning electron microscopy. With the aid of advanced e-beam lithography, artificial geometric constrictions were fabricated on SNSPDs as ...
arxiv   +1 more source

On the Role of Mechanics in Chronic Lung Disease. [PDF]

open access: yes, 2013
Progressive airflow obstruction is a classical hallmark of chronic lung disease, affecting more than one fourth of the adult population. As the disease progresses, the inner layer of the airway wall grows, folds inwards, and narrows the lumen.
Eskandari, Mona   +2 more
core   +3 more sources

Arterial dysgenesis and limb defects : Clinical and experimental examples [PDF]

open access: yes, 2017
Acknowledgements This article is dedicated to Dr David S. Packard Jr. With thanks to Dr John DeSesso, Dr Lewis B. Holmes, Dr Mark Levinsohn, Dr David S.
Hootnick, David R., Vargesson, Neil
core   +1 more source

Ensemble Model-based Clinical Decision Support System for Inherited Retinal Diseases in Pediatric Age [PDF]

open access: yes, 2023
In recent years, advancements in healthcare technology have paved the way for innovative approaches to clinical decision support systems (CDSS), especially in the context of inherited retinal diseases (IRD) affecting the pediatric population.
J.Nikhila, K. Smita, Reddy, G.Sanjana
core   +2 more sources

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