Results 1 to 10 of about 1,151 (128)

Estresse oxidativo e diminuição de HSP70 tecidual envolvidos na gênese da sepse: HSP70 como alvo terapêutico [PDF]

open access: yesRevista Brasileira de Terapia Intensiva, 2020
RESUMO A sepse é uma infecção sistêmica que acarreta disfunção múltipla dos órgãos. A HSP70 é uma proteína responsiva ao estresse celular, assim como o estresse oxidativo. Esta revisão da literatura buscou investigar a HSP70 e o estresse oxidativo quanto
Maicon Machado Sulzbacher   +2 more
doaj   +4 more sources

Jabuticaba [Plinia trunciflora (O. Berg) Kausel] Protects Liver of Diabetic Rats Against Mitochondrial Dysfunction and Oxidative Stress Through the Modulation of SIRT3 Expression

open access: yesFrontiers in Physiology, 2021
Complications generated by hyperglycemia present in diabetes mellitus (DM) have been constantly related to oxidative stress and dysfunction in the mitochondrial electron transport chain (ETC).
Caroline Calloni   +5 more
doaj   +1 more source

Intranasal HSP70 administration protects against dopaminergic denervation and modulates neuroinflammatory response in the 6-OHDA rat model

open access: yesBrain, Behavior, & Immunity - Health, 2021
HSP70 is one of the main molecular chaperones involved in the cellular stress response. Besides its chaperone action, HSP70 also modulates the immune response.
Camila Tiefensee Ribeiro   +14 more
doaj   +1 more source

Tetrahydrobiopterin: Beyond Its Traditional Role as a Cofactor

open access: yesAntioxidants, 2023
Tetrahydrobiopterin (BH4) is an endogenous cofactor for some enzymatic conversions of essential biomolecules, including nitric oxide, and monoamine neurotransmitters, and for the metabolism of phenylalanine and lipid esters.
Tuany Eichwald   +10 more
doaj   +1 more source

Characterization and modulation of microglial phenotypes in an animal model of severe sepsis

open access: yesJournal of Cellular and Molecular Medicine, Volume 24, Issue 1, Page 88-97, January 2020., 2020
Abstract We aim to characterize the kinetics of early and late microglial phenotypes after systemic inflammation in an animal model of severe sepsis and the effects of minocycline on these phenotypes. Rats were subjected to CLP, and some animals were treated with minocycline (10 ug/kg) by i.c.v. administration.
Monique Michels   +11 more
wiley   +1 more source

Phytochemical Analysis, Antioxidant Activity, Antimicrobial Activity, and Cytotoxicity of Chaptalia nutans Leaves

open access: yesAdvances in Pharmacological and Pharmaceutical Sciences, Volume 2020, Issue 1, 2020., 2020
Context. Chaptalia nutans (L.) Pol. (family: Asteraceae) is widely used in traditional medicine as laxative and anticough medications and especially in the traumatisms, wounds, and hemorrhages in topical preparations. Objective. This work was to evaluate the chemical constitution of the hydromethanolic (30/70 methanol‐water) macerating extract obtained
Letiele Bruck de Souza   +9 more
wiley   +1 more source

Coagulation biomarkers and coronavirus disease 2019 phenotyping: a prospective cohort study

open access: yesThrombosis Journal, 2023
Background Because severe acute respiratory syndrome coronarivus 2 (SARS-CoV-2) leads to severe conditions and thrombus formation, evaluation of the coagulation markers is important in determining the prognosis and phenotyping of patients with COVID-19 ...
Emily Corneo   +11 more
doaj   +1 more source

Data on cell viability of human lung fibroblasts treated with polyphenols-rich extract from Plinia trunciflora (O. Berg) Kausel)

open access: yesData in Brief, 2016
Jaboticaba (Plinia trunciflora (O. Berg) Kausel) is a Brazilian native berry, which presents high levels of polyphenols. Here we provide data related to the effects of the polyphenols-rich extract from jaboticaba on the cell viability, mitochondrial ...
Caroline Calloni   +3 more
doaj   +1 more source

Targeted inhibition of RAGE in substantia nigra of rats blocks 6-OHDA–induced dopaminergic denervation

open access: yesScientific Reports, 2017
The receptor for advanced glycation endproducts (RAGE) is a pattern-recognition receptor associated with inflammation in most cell types. RAGE up-regulates the expression of proinflammatory mediators and its own expression via activation of NF-kB. Recent
Juciano Gasparotto   +9 more
doaj   +1 more source

Simvastatin Reduces Hepatic Oxidative Stress and Endoplasmic Reticulum Stress in Nonalcoholic Steatohepatitis Experimental Model

open access: yesOxidative Medicine and Cellular Longevity, Volume 2019, Issue 1, 2019., 2019
Objective. In this study, we evaluated the efficacy of simvastatin in the treatment of nonalcoholic steatohepatitis induced by methionine and choline‐deficient diet in mice and its possible effect on factors involved in the pathogenesis of the disease including oxidative stress and endoplasmic reticulum stress. Method.
Graziella Rodrigues   +10 more
wiley   +1 more source

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