Results 91 to 100 of about 66,989 (314)

CMR-based model construction process and zero-load diastole and systole geometries. [PDF]

open access: yes, 2016
(a) Selected CMR slices from a patient, end of systole; (b) segmented contours; (c) zero-load diastole geometry; (d) zero-load systole geometry; (e) fiber orientation from a human heart; (f) model with marked fiber orientations; (g) model with patch and ...
Heng Zuo (3120009)   +10 more
core   +1 more source

Celastrol‐Loaded Conductive Hydrogel Mitigates Myocardial Ischemia‐Reperfusion Injury and Restores Electrophysiological Function

open access: yesAdvanced Science, EarlyView.
Schematic illustration of the Pluronic F127 diacrylate/gelatin methacryloyl/poly(3,4‐ethylenedioxythiophene):poly(styrenesulfonate)/celastrol hydrogel (FGPC) for localized myocardial ischemia–reperfusion injury treatment. FGPC combines sustained celastrol delivery with PEDOT:PSS‐mediated conductive support to attenuate acute oxidative/inflammatory ...
Shixin Wang   +10 more
wiley   +1 more source

Patient-Specific Echo-Based Left Ventricle Models for Active Contraction and Relaxation Using Different Zero-Load Diastole and Systole Geometries [PDF]

open access: yes, 2019
A new modeling approach using two different zero-load geometries (diastole and systole) was introduced to properly model active contraction and relaxation for more accurate stress/strain calculations.
Di Xu   +4 more
core   +1 more source

Insuficiência cardíaca com fração de ejeção normal: novos critérios diagnósticos e avanços fisiopatológicos Insuficiencia cardiaca con fracción de eyección normal: nuevos criterios diagnósticos y avances fisiopatológicos Heart failure with normal ejection fraction: new diagnostic criteria and pathophysiological advances

open access: yesArquivos Brasileiros de Cardiologia, 2009
A insuficiência cardíaca (IC) é uma complexa síndrome cardiovascular com elevada prevalência, sendo que seu quadro clínico frequentemente é associado à dilatação do ventrículo, à diminuição da contratilidade e à reduzida fração de ejeção do ventrículo ...
Evandro Tinoco Mesquita   +1 more
doaj   +1 more source

Synchronization‐Dissipation in the Cardiorespiratory System

open access: yesAdvanced Science, EarlyView.
By modeling central nervous coupling and viscoelastic interactions in the cardiorespiratory system we show that synchronization produces a 10% gain in cardiac efficiency in humans. It is surmised that respiratory sinus arrhythmia improves cardiac pumping efficiency by reducing dynamic stress and power dissipation in the pulmonary vasculature.
Joshua R. Border   +3 more
wiley   +1 more source

Microscopic CAM artery images and vessel boundaries at systole and diastole (bifurcated arteries). [PDF]

open access: yes, 2016
(A) Arterial bifurcation images in CAMs and (B) corresponding vessel boundaries detected at peak systole and late diastole. Artery images were obtained from four ex ovo samples (#1: HH 36; #2: HH 37; #3; HH 36; #4: HH 36).
Kweon-Ho Nam (840875)   +4 more
core   +1 more source

VARIABILITAS TEKANAN DARAH INTRADIALISIS PASIEN PENYAKIT GINJAL KRONIS DENGAN HEMODIALISIS BERKELANJUTAN

open access: yesMajalah Biomorfologi, 2019
Background: Various of studies report there was a link between changes in blood pressure during hemodialysis and the level of patient’s morbidity and mortality.
Maulana Muhtadin Suryansyah   +2 more
doaj   +1 more source

Brown Adipocyte Sheets Alleviate Myocardial Ischemia–Reperfusion Injury Through NRG4–ErbB4–Dependent Ferroptosis Inhibition

open access: yesAdvanced Science, EarlyView.
Brown adipocyte sheets are engineered to protect the heart against myocardial ischemia–reperfusion injury by restraining ferroptosis. Upon transplantation onto the cardiac surface, they improve cardiac function, limit infarction and fibrosis, and enhance angiogenesis.
Lifu Sun   +6 more
wiley   +1 more source

Modeling pressure-area relations of coronary blood vessels embedded in cardiac muscle in diastole and systole [PDF]

open access: yes, 1995
Pressure-cross-sectional area (P-A) relations of a (thick-walled) arteriole and (thin-walled) small vein (both maximally dilated), embedded in cardiac muscle in both static systole and diastole at slack length and at 90% of maximal length (Lmax), were ...
N. Westerhof, P. Sipkema, M. A. Vis
core   +1 more source

The Health Profile of Students and Teachers in Madrasah Al Ihsan, Kecamatan Ciparay, Kabupaten Bandung

open access: yesPharmacology and Clinical Pharmacy Research
The prevalence of diabetes mellitus and hypertension in Indonesia is increasing both in low- and high-income communities. Therefore, health awareness should be started from a younger age for the prospective future generation.
Ellin Febrina   +9 more
doaj   +1 more source

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