Results 31 to 40 of about 78,946 (265)

Oxidative damage of U937 human leukemic cells caused by hydroxyl radical results in singlet oxygen formation.

open access: yesPLoS ONE, 2015
The exposure of human cells to oxidative stress leads to the oxidation of biomolecules such as lipids, proteins and nuclei acids. In this study, the oxidation of lipids, proteins and DNA was studied after the addition of hydrogen peroxide and Fenton ...
Marek Rác   +6 more
doaj   +1 more source

Formation of Secondary and Tertiary Volatile Compounds Resulting from the Lipid Oxidation of Rapeseed Oil

open access: yesFoods, 2021
The lipid oxidation of fats and oils leads to volatile organic compounds, having a decisive influence on the sensory quality of foods. To understand formation and degradation pathways and to evaluate the suitability of lipid-derived aldehydes as marker ...
Sandra Grebenteuch   +3 more
doaj   +1 more source

Lipid Oxidation in Dispersive Systems with Monoacylglycerols

open access: yesCzech Journal of Food Sciences, 2009
Model fat blends with a monoacylglycerol emulsifier with different acyl chain (C10, C12, C14, C16, C18, C18:1, C20, C22) were prepared and stored under oxygen atmosphere 8 weeks at temperature 20°C.
V. Spěváčková   +4 more
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Effect of tunisian pomegranate peel extract on the oxidative stability of corn oil under heating conditions

open access: yesGrasas y Aceites, 2022
The effect of pomegranate peel extract (PPE) on the oxidative stability of corn oil during heating was studied. Oxidation was followed by determining peroxide value (PV), p-anisidine value (p-AV), free fatty acid value (FFA), conjugated dienes (CD ...
A. Mnari Bhouri   +4 more
doaj   +1 more source

Measuring Oxidative Stress: The Confounding Effect of Lipid Concentration in Measures of Lipid Peroxidation [PDF]

open access: yesPhysiological and Biochemical Zoology, 2015
Lipid peroxidation products are widely used as markers of oxidative damage in the organism. To properly interpret the information provided by these markers, it is necessary to know potential sources of bias and control confounding factors. Here, we investigated the relationship between two indicators of lipid mobilization (circulating levels of ...
Pérez-Rodríguez, L.   +6 more
openaire   +4 more sources

Dose‐dependent hepatotoxicity of hydrogen peroxide in HepG2 cells and its modulation by CYP450 induction

open access: yesFEBS Open Bio, EarlyView.
NMR metabolomics revealed concentration‐dependent metabolic perturbations in HepG2 cells exposed to H2O2. Rifampicin pretreatment enhanced metabolic competence, attenuated toxin‐induced alterations and produced metabolite profiles more consistent with human liver physiology, supporting the use of CYP450‐induced HepG2 models for improved in vitro ...
Maren Jinks   +4 more
wiley   +1 more source

Induction of Peroxisomal β‐Oxidation as a Critical Mechanism for Ethanol‐Induced Hepatic Triglyceride Accumulation

open access: yesFASEB BioAdvances
Excessive oxidation of ethanol has been well known to induce hepatic triglyceride accumulation, while the underlying pathogenic mechanisms are not fully demonstrated.
Yida Zhang   +6 more
doaj   +1 more source

VARIASI WAKTU KONTAK ARANG AKTIF UNTUK MENURUNKAN BILANGAN PEROKSIDA PADA MINYAK GORENG BEKAS PAKAI

open access: yesMedical Technology and Public Health Journal, 2021
Vegetable oil in the cooking process usually is used multiple times to fry food. This process exposes the oil to heat and oxidation. The oil itself is lipid.
Tuti Rustiana, Dinar Rahayu
doaj   +1 more source

Lipid peroxidation and protein oxidation are related to the severity of OSAS

open access: yesEuropean Respiratory Journal, 2014
Background: Obstructive sleep apnea syndrome (OSAS) is associated with elevated cardiovascular morbidity and mortality. Aim: Considering that oxidative stress is involved in endothelial dysfunction and atherosclerosis development, our aim was to examine lipid peroxidation and protein oxidation, two parameters of oxidative status, in a
HOPPS, Eugenia   +5 more
openaire   +4 more sources

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