Results 21 to 30 of about 44,849 (251)

Cycling Cross-Bridges Contribute to Thin Filament Activation in Human Slow-Twitch Fibers

open access: yesFrontiers in Physiology, 2020
It has been shown that not only calcium but also strong binding myosin heads contribute to thin filament activation in isometrically contracting animal fast-twitch and cardiac muscle preparations. This behavior has not been studied in human muscle fibers
Alfredo Jesus López-Dávila   +9 more
doaj   +1 more source

Myosin: Formation and maintenance of thick filaments [PDF]

open access: yesAnimal Science Journal, 2019
AbstractSkeletal muscle consists of bundles of myofibers containing millions of myofibrils, each of which is formed of longitudinally aligned sarcomere structures. Sarcomeres are the minimum contractile unit, which mainly consists of four components: Z‐bands, thin filaments, thick filaments, and connectin/titin.
openaire   +2 more sources

Solar Energy Driven Membrane Desalination: Experimental Heat Transfer Analysis

open access: yesEnergies, 2022
In the direct contact membrane distillation (DCMD) system, the temperature polarization due to boundary layer formation limits the system performance. This study presents the experimental results and heat transfer analysis of a DCMD module coupled with a
Hosam Faqeha   +6 more
doaj   +1 more source

Structure and paramyosin content of tarantula thick filaments. [PDF]

open access: yesThe Journal of cell biology, 1983
Muscle fibers of the tarantula femur exhibit structural and biochemical characteristics similar to those of other long-sarcomere invertebrate muscles, having long A-bands and long thick filaments. 9-12 thin filaments surround each thick filament. Tarantula muscle has a paramyosin:myosin heavy chain molecular ratio of 0.31 +/- 0.079 SD.
Levine, R.   +4 more
openaire   +3 more sources

Growth Rates of HFCVD Diamond Films on Silicon Carbide Substrates for Heat Dissipation Applications

open access: yesShanghai Jiaotong Daxue xuebao, 2023
Diamond has an extremely high thermal conductivity, making it to have a great potential as a heat dissipation material. Based on the hot filament chemical vapor deposition (HFCVD) technique, diamond thick films were deposited on silicon carbide ...
LI Weihan, QIAO Yu, SHU Da, WANG Xinchang
doaj   +1 more source

The Contributions of the Amino and Carboxy Terminal Domains of Flightin to the Biomechanical Properties of Drosophila Flight Muscle Thick Filaments

open access: yesBiology, 2016
Flightin is a myosin binding protein present in Pancrustacea. In Drosophila, flightin is expressed in the indirect flight muscles (IFM), where it is required for the flexural rigidity, structural integrity, and length determination of thick filaments ...
Nathan S. Gasek   +2 more
doaj   +1 more source

CryoEM structure of Drosophila flight muscle thick filaments at 7 Å resolution

open access: yesLife Science Alliance, 2020
Relaxed thick filaments from Drosophila flight muscle show disordered myosin heads, a ribbon arrangement of myosin tails and a novel protein, stretchin-klp, on the filament surface.
Nadia Daneshparvar   +6 more
doaj   +1 more source

The ubiquitin ligase Ozz decreases the replacement rate of embryonic myosin in myofibrils

open access: yesPhysiological Reports, 2021
Myosin, the most abundant myofibrillar protein in skeletal muscle, functions as a motor protein in muscle contraction. Myosin polymerizes into the thick filaments in the sarcomere where approximately 50% of embryonic myosin (Myh3) are replaced within 3 h
Emi Ichimura   +5 more
doaj   +1 more source

Characterization of Electromagnetic Pulses Generated from Plasma Associated with Laser Filaments-Excited Aluminum Alloy Interaction

open access: yesApplied Sciences, 2022
Femtosecond laser filament-generated plasma can generate electromagnetic pulses (EMPs). These pulses may reduce the instrument’s precision, and, hence, influence the accuracy of the experimental results.
Rong Qi   +8 more
doaj   +1 more source

Generation of an Adequate Perfusion Network within Dense Collagen Hydrogels Using Thermoplastic Polymers as Sacrificial Matrix to Promote Cell Viability

open access: yesBioengineering, 2022
Dense collagen hydrogels are promising biomaterials for several tissue-engineering applications. They exhibit high mechanical properties, similar to physiological extracellular matrices, and do not shrink under cellular activity.
Marie Camman   +4 more
doaj   +1 more source

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