Results 181 to 190 of about 269,120 (297)

Anion‐Exchange‐Enabled Hydrogel Electrolytes With High Zn2+ Transference for Dendrite‐Free Flexible Zinc‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A high‐Zn2+‐transference hydrogel electrolyte of ex‐PDADAM is developed via anion exchange at quaternary ammonium sites, achieving high Zn2+ transference number (0.86), ionic conductivity (8.10 mS cm−1), and toughness (51.25 MJ m−3). Symmetric cells are operated stably for over 2000 h, while flexible pouch cells retain 90.9% capacity after 300 cycles ...
Jung Woo Hong   +8 more
wiley   +1 more source

Arylxanthones with anti-inflammator potential in cellular systems

open access: yes, 2016
Xanthones are a family of naturally-occurring oxygenated heterocyclic compounds. A wide range of natural and synthetic analogues are known to possess diverse biological activities including antifungal, antimalarial, antioxidant and antitumor, among ...
Ribeiro, Daniela   +3 more
core  

Withdrawal: Reactive nitrogen species is required for the activation of the AMP-activated protein kinase by statin in vivo. [PDF]

open access: yesJ Biol Chem, 2019
Choi HC   +9 more
europepmc   +1 more source

Copper–Collagen Interactions Regulate the Mechanical and Invasive Properties of Tumor Spheroids

open access: yesAdvanced Healthcare Materials, EarlyView.
Ionic copper is investigated as a modulator of tumor spheroid growth and invasiveness in a 3D microfluidic glioblastoma model. Copper exposure alters metabolic activity, cytoskeletal organization, protrusion dynamics, and EMT‐related phenotypes in a dose‐ and timing‐dependent manner, revealing how copper bioavailability shapes tumor aggressiveness ...
Paula Guerrero‐López   +5 more
wiley   +1 more source

Kinetic modeling of chemical processes stimulated by reactive nitrogen species

open access: yes, 2016
За допомогою нестаціонарного кінетичного методу досліджено кінетику дисоціації біополімерів ДНК, стимульовану реакційно-активними нітрогенвмісними сполуками, що утворюються внаслідок розкладу молекул N₂O в зразках.
Огурцов, Олександр Миколайович   +2 more
core  

Microengineered Gradient Hydrogels for Mechanobiology

open access: yesAdvanced Healthcare Materials, EarlyView.
Gradient hydrogels are used to mimic the mechanical heterogeneity in native tissues, offering powerful in vitro platforms to study cell‐material interactions in diverse pathophysiological contexts. Here, we present a comprehensive review of the design and experimental considerations for stiffness gradient hydrogels, discussing exemplary achievements ...
Shin Wei Chong   +4 more
wiley   +1 more source

Integrated Visible Light and Oxidant Protection Through Multifunctional Sunscreens

open access: yesAdvanced Healthcare Materials, EarlyView.
High‐energy visible radiation (HEVR), although less energetic than UV light, penetrates deeper into the skin and contributes to photoaging, pigmentation disorders, and oxidative stress. The development of new HEVR‐targeted filters, therefore, represents not only a scientific challenge but also a pressing public health and cosmetic industry need.
Beatriz Peñín   +3 more
wiley   +1 more source

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