Results 91 to 100 of about 65,186 (354)

Cell Surface Thiol Engineering Mechanoregulates Myogenic Differentiation via the FAK–PI3K–AKT Axis

open access: yesAdvanced Healthcare Materials, EarlyView.
Schematic diagram illustrating how cell surface modification of skeletal muscle progenitor cells through TCEP treatment reveals enhanced cell adhesion, intracellular tension, and myogenesis at 19.66 kPa stiffness, leading to optimal cell fusion. In contrast, no significant changes are observed in the softer (10.61 kPa) or stiffer (49.4 kPa) matrices ...
Juyeon Kim   +10 more
wiley   +1 more source

A transcriptomics resource reveals a transcriptional transition during ordered sarcomere morphogenesis in flight muscle

open access: yeseLife, 2018
Muscles organise pseudo-crystalline arrays of actin, myosin and titin filaments to build force-producing sarcomeres. To study sarcomerogenesis, we have generated a transcriptomics resource of developing Drosophila flight muscles and identified 40 ...
Maria L. Spletter   +10 more
semanticscholar   +1 more source

Magnetic Bioprinting and Actuation of Stretchable Muscle Tissue

open access: yesAdvanced Healthcare Materials, EarlyView.
Human and murine myoblasts labeled with iron oxide nanoparticles are magnetically bioprinted into wrench‐shaped tissues, which are then anchored between two magnetic needles. Mechanical stretching of these tissues enhances both their maturation and functional performance. Abstract Engineering tissues with precise, long‐lasting shapes and the capability
Noam Demri   +6 more
wiley   +1 more source

Polarization-resolved microscopy reveals a muscle myosin motor-independent mechanism of molecular actin ordering during sarcomere maturation

open access: yesPLoS Biology, 2018
Sarcomeres are stereotyped force-producing mini-machines of striated muscles. Each sarcomere contains a pseudocrystalline order of bipolar actin and myosin filaments, which are linked by titin filaments.
O. Loison   +9 more
semanticscholar   +1 more source

Magnetic Resonance Imaging‐Based Quantification of Endosomal Escape Using Iron Oxide Nanoparticle‐Loaded Lipid Nanoparticles

open access: yesAdvanced Healthcare Materials, EarlyView.
The therapeutic efficacy of lipid nanoparticle(LNP)‐based drugs depends on endosomal escape. However, few methods are available for quantifying the efficiency of endosomal escape in vivo. Herein, a novel method for quantifying the endosomal escape efficiency index using magnetic resonance imaging is introduced.
Somin Lee   +5 more
wiley   +1 more source

Approaches to High-Throughput Analysis of Cardiomyocyte Contractility

open access: yesFrontiers in Physiology, 2020
The measurement of the contractile behavior of single cardiomyocytes has made a significant contribution to our understanding of the physiology and pathophysiology of the myocardium.
Peter T. Wright   +4 more
doaj   +1 more source

Influence of Woody Breast Myopathy on Sarcomere Length and Tensile Strength in Commercial Broiler Pectoralis major Muscle

open access: yesMeat and Muscle Biology, 2021
Woody breast syndrome is characterized by degenerative changes at the muscle fiber level and accumulation of connective tissue between the fibers.
Crisitina Costandache   +2 more
doaj   +2 more sources

Microendoscopy reveals positive correlation in multiscale length changes and variable sarcomere lengths across different regions of human muscle.

open access: yesJournal of applied physiology, 2018
Sarcomere length is a key physiological parameter that affects muscle force output; however, our understanding of the scaling of human muscle from sarcomere to whole muscle is based primarily on cadaveric data.
G. Lichtwark   +4 more
semanticscholar   +1 more source

The effect of complex training on horizontal power production in rugby union players : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science at Massey University [PDF]

open access: yes, 2004
The use of strength and power training regimes is common place among elite and recreational athletes. However, the application of such methods as direct determinants of improvement in sporting performance is a controversial and much debated topic because
Graham, David Fraser
core  

Antisense-mediated exon skipping: a therapeutic strategy for titin-based dilated cardiomyopathy [PDF]

open access: yes, 2015
Frameshift mutations in the TTN gene encoding titin are a major cause for inherited forms of dilated cardiomyopathy (DCM), a heart disease characterized by ventricular dilatation, systolic dysfunction, and progressive heart failure. To date, there are no
Alessandra, Moretti   +22 more
core   +1 more source

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