Results 101 to 110 of about 5,548,462 (338)

Nitrogen Fixation at Paleo‐Mars in an Icy Atmosphere

open access: yesGeophysical Research Letters
Recent findings of NO near Gale Crater on Mars have been explained by two pathways: formation of nitric acid (HNO3) in a warm climate or formation of peroxynitric acid (HO2NO2) in a cool climate.
Danica Adams   +6 more
doaj   +1 more source

Cold Atmospheric Plasma Selectively Disrupts Breast Cancer Growth in a Bioprinted 3D Tumor‐Stroma Co‐Culture Model

open access: yesAdvanced Healthcare Materials, EarlyView.
This research introduces a cold plasma‐based platform for treating breast cancer bone metastases. Using a novel bioprinted 3D tumor‐stroma model, it highlights the selective antitumor effects of plasma‐generated reactive species. The platform aims to advance non‐invasive therapeutic strategies, offering potential clinical applications in controlling ...
Laura M. Bouret   +4 more
wiley   +1 more source

Sesamin ameliorates oxidative stress and mortality in kainic acid-induced status epilepticus by inhibition of MAPK and COX-2 activation

open access: yesJournal of Neuroinflammation, 2011
Background Kainic acid (KA)-induced status epilepticus (SE) was involved with release of free radicals. Sesamin is a well-known antioxidant from sesame seeds and it scavenges free radicals in several brain injury models.
Lin Ching-Huei   +9 more
doaj   +1 more source

Fluid Shear‐Controlled Pro/Anti‐Inflammatory Osteomodulatory Construct for Drug‐Free Immune Activation Through Cationic Ion Channel Activation

open access: yesAdvanced Healthcare Materials, EarlyView.
A 3D‐printed PCL scaffold coated with Arginine was laminated with electrospun polyvinyl alcohol (PVA) nanofibers containing cationic cellulose nanocrystals (PVA@cCNC). This created nanoisland‐like regions of aligned and random cCNC‐rich fibers. The composite scaffold, under fluid shear stimulation, modulated macrophage polarization from M1 to M2 ...
Keya Ganguly   +8 more
wiley   +1 more source

CXCIX. On the hydrates of nitric acid [PDF]

open access: yesMemoirs and Proceedings of the Chemical Society
n ...
openaire   +3 more sources

First-Principles Infrared Spectrum of Nitric Acid and Nitric Acid Monohydrate Crystals

open access: yesThe Journal of Physical Chemistry A, 2004
The spectra of nitric acid and nitric acid monohydrate crystals, including both vibration frequencies and infrared intensities, have been calculated from first principles using the methodology developed for the SIESTA program. In this method, infrared intensities are evaluated from the macroscopic polarization changes with atomic displacements per ...
Fernández Torre, Delia   +4 more
openaire   +3 more sources

Nitric Oxide‐Releasing Catheters with Phenol‐Amine Catalytic Coatings for Improved Anti‐Inflammatory Performance

open access: yesAdvanced Healthcare Materials, EarlyView.
Tannic acid‐selenocystamine (TA‐SeCA) nanocoating enables stable, sustained catalytic nitric oxide (NO) release on catheter surfaces. This one‐step phenol‐amine coating improves catheter functionality by enhancing endogenous NO production, supporting vascular function, and reducing inflammation.
Qingqing Fan   +7 more
wiley   +1 more source

Novel Drug‐Testing Platform for Vascular Injury‐induced Intimal Hyperplasia Using a Microphysiological System

open access: yesAdvanced Healthcare Materials, EarlyView.
This study develops a 3D vascular injury model using a microphysiological system that mimics key features of intimal hyperplasia. Antiproliferative drugs reduced VSMC proliferation but worsened endothelialdenudation. A combination of diphenyleneiodonium and quercetin effectively reduced proliferation and migration of VSMC and inflammation while ...
Ungsig Nam   +7 more
wiley   +1 more source

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