Results 81 to 90 of about 264,171 (312)

Nanodiamond‐Based Quantum Sensing Reveals Changes in Endo‐Lysosomal Activity of Stimulated Cardiac Fibroblasts in a Cellular Fibrosis Model

open access: yesAdvanced Functional Materials, EarlyView.
Quantum sensing reveals intricate patterns linking endo‐lysosomal maturation to cardiac fibrosis progression, highlighting complexity in cellular remodeling. This study investigates fibroblast‐to‐myofibroblast transition under cell aging, stiffness, and TGF‐β stimulation, comparing nanodiamond uptake, endo‐lysosomal dynamics, and free radical ...
Aldona Mzyk   +3 more
wiley   +1 more source

Acetylcarnitine metabolism in blowfly flight muscle mitochondria [PDF]

open access: yesFEBS Letters, 1975
Carnitine is involved in the movement of acetylCOA and fatty acyl-CoA into the matrices of mammalian mitochondria, where they are oxidized [ 1 ] . In some insects, carnitine may have a different role. Blowfly flight muscle mitochondria will not oxidize palmitoylcarnitine as they do not contain the enzymes for fatty acid oxidation [2,3], and they cannot
Danks, Susan M., Chappell, J.B.
openaire   +2 more sources

Nanotherapies for Atherosclerosis: Targeting, Catalysis, and Energy Transduction

open access: yesAdvanced Healthcare Materials, EarlyView.
Atherosclerosis management is hindered by poor drug targeting and plaque heterogeneity. Nanotechnology overcomes these barriers via three core strategies: (1) target‐engineered nanocarriers that achieve lesion‐specific precision via ligand modification, biomimetic camouflage, stimuli‐responsive release, and self‐propelling nanomotors; (2) catalytic ...
Yuqi Yang   +4 more
wiley   +1 more source

Mitochondria-associated lactate dehydrogenase is not a biologically significant contributor to bioenergetic function in murine striated muscle

open access: yesRedox Biology, 2019
Previous studies indicate that mitochondria-localized lactate dehydrogenase (mLDH) might be a significant contributor to metabolism. In the heart, the presence of mLDH could provide cardiac mitochondria with a higher capacity to generate reducing ...
Kyle L. Fulghum   +6 more
doaj   +1 more source

Extracellular Vesicles Modulation by an Adiponectin Receptor Agonist Provides Cardioprotection for Myocardial Ischemic Injury

open access: yesAdvanced Healthcare Materials, EarlyView.
This study demonstrates that ALY688, a drug mimicking the heart‐protective hormone adiponectin, reduces myocardial ischemia injury. ALY688 increases the production of extracellular vesicles, which carry protective cargo including adiponectin itself.
Jialing Tang   +13 more
wiley   +1 more source

Comparative Analysis of the Bioactivity and Anti-Inflammatory Effects Against Endotoxin in Mitochondria for Transplantation: Impact of Muscle Origin in Rats

open access: yesFrontiers in Bioscience-Landmark
Background: Mitochondria are essential for cellular energy production and cell survival. Mitochondrial dysfunction has been implicated in various neurological disorders, prompting the development of novel therapeutic approaches ...
Da-Wei Huang   +8 more
doaj   +1 more source

Mitochondrial network configuration influences sarcomere and myosin filament structure in striated muscles

open access: yesNature Communications, 2022
How different physical configurations between sarcomeres and mitochondria alter energetic support for contractile function of skeletal muscle is not clear.
Prasanna Katti   +8 more
doaj   +1 more source

Osmotic Effects on Mitochondria from Two Species of Amphibian, Bufo marinus and Rana catesbeiana

open access: yes, 1991
The effects ql ionic and/or osmotic change on skeletal muscle mitochondrial performance were investigated. Two substrates, pyruvate and glutamate, and variation in osmotic pressure from 205 to 360 mosm in KCl or mannitol/sucrose media had no effect on ...
Duerr, Jeff
core   +1 more source

Genetic screen in Drosophila muscle identifies autophagy-mediated T-tubule remodeling and a Rab2 role in autophagy. [PDF]

open access: yes, 2017
Transverse (T)-tubules make-up a specialized network of tubulated muscle cell membranes involved in excitation-contraction coupling for power of contraction. Little is known about how T-tubules maintain highly organized structures and contacts throughout
Fujita, Naonobu   +10 more
core   +2 more sources

Enhanced Infection Resistance and Regenerative Healing of Titanium Implants via Peptide‐Loaded Biodegradable Coatings

open access: yesAdvanced Materials Technologies, EarlyView.
This study presents a new biodegradable coating for titanium implants using a natural antimicrobial peptide, caerin 1.9. Applied via solvent casting, the coating offers sustained antibacterial protection and promotes healing. Tested on 3D‐printed porous titanium scaffolds, it effectively prevented infection—including against resistant bacteria—while ...
Hejie Li   +7 more
wiley   +1 more source

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