Results 81 to 90 of about 640,255 (384)

Superoxide Dismutase (SOD)-mimetic M40403 is protective in cell and fly models of paraquat toxicity: Implications for Parkinson disease [PDF]

open access: yes, 2016
Parkinson disease is a debilitating and incurable neurodegenerative disorder affecting 3c1-2% of people over 65 years of age. Oxidative damage is considered to play a central role in the progression of Parkinson disease and strong evidence links chronic
Beltramini, Mariano   +8 more
core   +1 more source

Quantifying Electron and Ion Transfers in Contact Electrification with Ionomers

open access: yesAdvanced Functional Materials, EarlyView.
The concurrent existence of both electron and ion transfers in solid‐ionomer contact electrification is reported. The ion transfer contributes significantly to the process of contact electrification, especially at high humidity, although only less than 2% of ions participate in the ion transfer, suggesting that there is room for further performance ...
Xiaoting Ma   +5 more
wiley   +1 more source

Cyclohexane, naphthalene, and diesel fuel increase oxidative stress, CYP153, sodA, and recA gene expression in Rhodococcus erythropolis

open access: yesMicrobiologyOpen, 2019
In this study, we compared the expression of CYP153, sodA, sodC, and recA genes and ROS generation in hydrocarbon‐degrading Rhodococcus erythropolis in the presence of cyclohexane, naphthalene, and diesel fuel.
Ivan Sazykin   +5 more
doaj   +1 more source

Moroccan propolis: a natural antioxidant, antibacterial, and antibiofilm against Staphylococcus aureus with no induction of resistance after continuous exposure [PDF]

open access: yes, 2018
This study was performed to evaluate the total phenols, flavonoids, and antioxidant activities of twenty-four propolis samples from different regions of Morocco.
AAZZA, Smail   +7 more
core   +1 more source

Biomaterial Strategies for Targeted Intracellular Delivery to Phagocytes

open access: yesAdvanced Functional Materials, EarlyView.
Phagocytes are essential to a functional immune system, and their behavior defines disease outcomes. Engineered particles offer a strategic opportunity to target phagocytes, harnessing inflammatory modulation in disease. By tuning features like size, shape, and surface, these systems can modulate immune responses and improve targeted treatment for a ...
Kaitlyn E. Woodworth   +2 more
wiley   +1 more source

Cardiovascular and hepatic toxicity of cocaine: potential beneficial effects of modulators of oxidative stress [PDF]

open access: yes, 2015
Oxidative stress (OS) is thought to play an important role in the pharmacological and toxic effects of various drugs of abuse. Herein we review the literature on the mechanisms responsible for the cardiovascular and hepatic toxicity of cocaine with ...
Antonilli, Letizia   +5 more
core   +9 more sources

Chronic heart failure is characterized by altered mitochondrial function and structure in circulating leucocytes [PDF]

open access: yes, 2018
Oxidative stress is currently viewed as a key factor in the genesis and progression of Heart Failure (HF). The aim of this study was to characterize the mitochondrial changes linked to oxidative stress generation in circulating peripheral blood ...
Coluccia, Roberta   +12 more
core   +1 more source

From Exciton Dynamics to Cell Fate: A Carbon Dot Based NIR Photocatalytic Platform for Pyroptosis via Self‐Trapped Excitons

open access: yesAdvanced Functional Materials, EarlyView.
A facile and effective method to boost NIR light induced photocatalysis based on nontoxic NIR emissive carbon dots (nir‐CDs) via Self‐trapped excitons, showing that both O2− • and •OH can be generated from nir‐CDs under NIR laser irradiation. Abstract Near‐infrared (NIR) light‐triggered photocatalytic therapy remains a critical challenge in efficient ...
Qingcheng Wang   +8 more
wiley   +1 more source

Composto homeopático reduz a liberação de ânion superóxido pelas células mononucleares de ema (Rhea americana)

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2011
The action of the "Stress Factor Ostrich (Arenales - Fauna and Flora)" was tested in the release of superoxide anion by cells in the peripheral blood of rhea (Rhea americana).
W.R Bertoldo   +3 more
doaj   +1 more source

Chronopharmacological effects of growth hormone on the executive function and oxidative stress response in rats [PDF]

open access: yesIranian Journal of Basic Medical Sciences, 2017
Objective(s): to investigate the chronopharmacological effects of growth hormone on executive function and the oxidative stress response in rats. Materials and Methods: Fifty male Wistar rats (36-40 weeks old) had ad libitum access to water and food and ...
Carlos K B Ferrari   +5 more
doaj   +1 more source

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