Articles with "cusps" as a keyword



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Clinical and electrophysiological characteristics of ventricular arrhythmias arising from pulmonary cusps

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Published in 2020 at "Journal of Arrhythmia"

DOI: 10.1002/joa3.12347

Abstract: Ventricular arrhythmias (VAs) have been successfully ablated from the pulmonary sinus cusps establishing pulmonary artery (PA) as a distinct site of arrhythmic foci. The aim of the present study was to determine the clinical presentation,… read more here.

Keywords: characteristics ventricular; cusps; clinical electrophysiological; electrophysiological characteristics ... See more keywords
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Quantitative Dental Mesowear Analysis in Domestic Caprids: a New Method to Reconstruct Management Strategies

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Published in 2021 at "Journal of Archaeological Method and Theory"

DOI: 10.1007/s10816-021-09530-w

Abstract: Dental mesowear is a widely used tool in archaeology and palaeontology for the reconstruction of the overall diet of mammals. This method is based on the characterisation of the height and relief of dental cusps,… read more here.

Keywords: quantitative dental; cusps; analysis; dental mesowear ... See more keywords
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On the morphology and failure of worn human molar cusps.

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Published in 2022 at "Journal of the mechanical behavior of biomedical materials"

DOI: 10.1016/j.jmbbm.2022.105212

Abstract: OBJECTIVES Enamel wear is a common occurrence that may lead to tooth failure. Beyond reducing enamel thickness, wear exposes different regions of enamel microstructure to various types of stresses. This work was aimed at elucidating… read more here.

Keywords: contact; enamel; human molar; enamel wear ... See more keywords
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Phylogenetic and Developmental Constraints Dictate the Number of Cusps on Molars in Rodents

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Published in 2019 at "Scientific Reports"

DOI: 10.1038/s41598-019-47469-x

Abstract: Mammal tooth morphology and function correlate strongly with dietary ecology, and convergence is a major feature of mammalian tooth evolution. Yet, function and ecology are insufficient to explain morphological diversification and convergence within mammalian molar… read more here.

Keywords: cusps; number; constraints dictate; developmental constraints ... See more keywords
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P1641Reclassification of low-gradient severe aortic stenosis by three-dimensional transthoracic echocardiography

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Published in 2017 at "European Heart Journal"

DOI: 10.1093/eurheartj/ehx502.p1641

Abstract: allows the calculation of the effective AVA, but the accuracy of this measurement has been criticized and is not part of core guidelines. Multidetector computed tomography (MDCT) supports AS diagnosis using valvular calcium scoring and… read more here.

Keywords: cusps; method; method mm2; echocardiography ... See more keywords
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Vibrations of the Semilunar Valve Modeled by an Elastic Stretched Membrane in a Fluid

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Published in 2019 at "Acoustical Physics"

DOI: 10.1134/s1063771019050026

Abstract: A modified model for the operation of the semilunar valve is proposed, which makes it possible to estimate the spectrum of acoustic oscillations that occur as it closes. The authors have analyzed closing of the… read more here.

Keywords: stretched membrane; semilunar valve; cusps; elastic stretched ... See more keywords
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Effect of ionizing radiation and chewing simulation on human enamel and zirconia.

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Published in 2020 at "Journal of prosthodontic research"

DOI: 10.2186/jpr.jpor_2019_592

Abstract: PURPOSE To evaluate the effect of ionizing irradiation on human enamel and zirconia after chewing simulation. METHODS Twenty enamel and twenty translucent Yttria-stabilized zirconia (Y-PSZ) specimens were divided in 4 groups: Co (control) - no… read more here.

Keywords: enamel zirconia; cusps; effect; zirconia ... See more keywords
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Atypical Expression of Smooth Muscle Markers and Co-activators and Their Regulation in Rheumatic Aortic and Calcified Bicuspid Valves

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Published in 2022 at "Frontiers in Cardiovascular Medicine"

DOI: 10.3389/fcvm.2022.793666

Abstract: Objective We have previously reported that human calcified aortic cusps have abundant expression of smooth muscle (SM) markers and co-activators. We hypothesised that cells in bicuspid aortic valve (BAV) cusps and those affected by rheumatic… read more here.

Keywords: bavs rhvs; markers activators; expression; cusps ... See more keywords
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3D histopathology of stenotic aortic valve cusps using ex vivo microfocus computed tomography

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Published in 2023 at "Frontiers in Cardiovascular Medicine"

DOI: 10.3389/fcvm.2023.1129990

Abstract: Background Calcific aortic stenosis (AS) is the most prevalent heart valve disease in developed countries. The aortic valve cusps progressively thicken and the valve does not open fully due to the presence of calcifications. In… read more here.

Keywords: aortic valve; histopathology; valve; valve cusps ... See more keywords