Results 71 to 80 of about 244,667 (356)

Estimation of Left Ventricular End-Systolic Elastance From Brachial Pressure Waveform via Deep Learning

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Determination of left ventricular (LV) end-systolic elastance (Ees) is of utmost importance for assessing the cardiac systolic function and hemodynamical state in humans. Yet, the clinical use of Ees is not established due to the invasive nature and high
Vasiliki Bikia   +6 more
doaj   +1 more source

Interrelationship between contractility, protein synthesis and metabolism in mantle of juvenile cuttlefish (Sepia officinalis) [PDF]

open access: yes, 2019
Young juvenile cuttlefish (Sepia officinalis) can grow at rates as high as 12% body weight per day. How the metabolic demands of such a massive growth rate impacts muscle performance that competes for ATP is unknown.
Bamford   +49 more
core   +1 more source

Discovery and Treatment of Action Potential‐Independent Myotonia in Hyperkalemic Periodic Paralysis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Hyperkalemic periodic paralysis (hyperKPP) is characterized by attacks of transient weakness. A subset of hyperKPP patients suffers from transient involuntary contraction of muscle (myotonia). The goal of this study was to determine mechanisms causing myotonia in hyperKPP.
Chris Dupont   +4 more
wiley   +1 more source

Force Measurements From Myofibril to Filament

open access: yesFrontiers in Physiology, 2022
Contractility, the generation of force and movement by molecular motors, is the hallmark of all muscles, including striated muscle. Contractility can be studied at every level of organization from a whole animal to single molecules.
Steven Marston
doaj   +1 more source

Decreased myocardial injury and improved contractility after administration of a peptide derived against the alpha-interacting domain of the L-type calcium channel. [PDF]

open access: yes, 2014
BackgroundMyocardial infarction remains the leading cause of morbidity and mortality associated with coronary artery disease. The L-type calcium channel (IC a-L) is critical to excitation and contraction.
Hool, Livia C   +3 more
core   +1 more source

Contractile Mechanisms in Flagella

open access: yesBiophysical Journal, 1971
The elastic theory of flexural waves in thin rods accurately predicts the velocity of flagellar bending waves over a wide range of viscosities. This shows that flagella behave as a purely mechanical system for the transmission of these waves. An evaluation of the total bending moment reveals that this moment occurs in phase over the entire length of a ...
openaire   +3 more sources

Key Trends and Insights in Smart Polymeric Skin Wearable Patches

open access: yesAdvanced Engineering Materials, EarlyView.
Intelligent polymers, which respond to various physical and biological stimuli, are explored for the development of skin wearable patches in biomedical applications. Smart polymers, also known as intelligent or stimuli‐responsive polymers, play a crucial role in the development of advanced wearable patches due to their versatility and softness.
Sergio J. Peñas‐Núñez   +2 more
wiley   +1 more source

Single‐Beat Estimation of Right Ventricular Contractility and Its Coupling to Pulmonary Arterial Load in Patients With Pulmonary Hypertension

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2018
BackgroundAn accurate assessment of intrinsic right ventricular (RV) contractility and its relation to pulmonary arterial load is essential for the management of pulmonary hypertension.
Ryo Inuzuka   +3 more
doaj   +1 more source

Requirements for contractility in disordered cytoskeletal bundles

open access: yes, 2012
Actomyosin contractility is essential for biological force generation, and is well understood in highly organized structures such as striated muscle. Additionally, actomyosin bundles devoid of this organization are known to contract both in vivo and in ...
Aaron R Dinner   +8 more
core   +1 more source

Underactive bladder - an underestimated entity [PDF]

open access: yes, 2020
Introduction. The concept of underactive bladder is relatively new. Currently there is no generally accepted definition of this pathology. Diagnosis depends on urodynamic findings, and symptoms are usually rare and intricated with the symptoms of other ...
Bratu, Ovidiu Gabriel   +8 more
core   +1 more source

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