Results 51 to 60 of about 10,484 (294)

Longitudinal Assessment of Biomarkers in ALS: Discriminative Biomarkers for Disease Progression and Survival

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To assess the association and discriminative performance of serum biomarkers with clinical disease progression and survival in patients with amyotrophic lateral sclerosis (ALS). Methods This retrospective study, conducted at Houston Methodist Hospital, Houston, TX, used longitudinal serum samples collected between January 2018 and ...
David R. Beers   +7 more
wiley   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Effect of Inotodiol on LPS-induced Injury of RAW264.7 Cells

open access: yesShipin gongye ke-ji, 2023
To explore the effect of Inotolinol (INO) on the inflammatory response of LPS-induced mouse mononuclear macrophages (RAW264.7). The experiment has investigated in vitro the effects of INO on mouse mononuclear macrophages (RAW264.7) induced by LPS.
Yanbin ZHU   +5 more
doaj   +1 more source

Superoxide and peroxynitrite inatherosclerosis. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1994
The role of reactive oxygen species in the vascular pathology associated with atherosclerosis was examined by testing the hypothesis that impaired vascular reactivity results from the reaction of nitric oxide (.NO) with superoxide (O2-), yielding the oxidant peroxynitrite (ONOO-).
C R, White   +9 more
openaire   +2 more sources

X‐Functionality–Driven Photocatalytic Hydrogen Evolution in 2D 4‐X‐PEA2SnI4 Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
We report a water‐based synthesis of 2D 4‐X‐PEA2SnI4 perovskite microcrystals with prominent photocatalytic (PC) activity for H2 production. The synergy between organic functionalization and HI‐derived iodide scavenges holes suppress octahedral distortion, and favor electron accumulation, enabling a PC H2 evolution ∼20 µmol·g−1 and long‐term stability ...
Taeyeon Kim   +21 more
wiley   +1 more source

INFRARED SPECTRA OF ALKALINE EARTH METAL OXIDES AND SUPEROXIDES ISOLATED IN NITROGEN MATRICES

open access: yes, 1974
Author Institution: Department of Chemistry, University of VirginiaThe matrix isolation technique has been applied to the reaction of alkaline earth metals, Ca, Sr and Ba, with molecular oxygen and ozone.
Andrews, Lester, Ault, Bruce S.
core   +1 more source

Interfacial reactions in lithia-based cathodes depending on the binder in the electrode and salt in the electrolyte

open access: yesScientific Reports, 2022
Lithia (Li2O)-based cathodes, utilizing oxygen redox reactions for obtaining capacity, exhibit higher capacity than commercial cathodes. However, they are highly reactive owing to superoxides formed during charging, and they enable more active parasitic (
Hee Jeong Im, Yong Joon Park
doaj   +1 more source

Ultrarapid Microwave-Assisted Synthesis of Fluorescent Silver Coordination Polymer Nanoparticles and Its Application in Detecting Alkaline Phosphatase Activity

open access: yesMolecules, 2023
Fluorescent silver coordination polymer nanoparticles (Ag-TPA CPNs) were synthesized using a combination of terephthalic acid (TPA) and silver nitrate via an ultrarapid microwave-assisted strategy within 15 min.
Kanglin Pei, Di Li, Wenjing Qi, Di Wu
doaj   +1 more source

Photoinduced Interfacial Electronic Modulation in Fe2O3‐BiVO4 Heterostructures for Enhanced Photo‐Assisted Zn‐Air Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Light irradiation activates the Fe2O3‐BiVO4 heterostructure, enabling efficient solar‐electrochemical coupling in zinc‐air batteries. The built‐in electric field drives directional charge separation, guiding photoelectrons toward oxygen reduction sites and accumulating holes for oxygen evolution, thereby reducing polarization and enhancing discharge ...
Yili Liu   +7 more
wiley   +1 more source

Upregulation of UCP2 in beta-cells confers partial protection against both oxidative stress and glucotoxicity

open access: yesRedox Biology, 2017
Deterioration of pancreatic beta-cells plays a critical role in the development of type 2 diabetes. Among the various stressors contributing to these deleterious effects, glucotoxicity and superoxides have been proposed as major players. In this context,
Ning Li, Melis Karaca, Pierre Maechler
doaj   +1 more source

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