Results 21 to 30 of about 363,241 (308)

Phlorotannin Extracts from Fucales Characterized by HPLC-DAD-ESI-MSn: Approaches to Hyaluronidase Inhibitory Capacity and Antioxidant Properties [PDF]

open access: yes, 2019
Purified phlorotannin extracts from four brown seaweeds (Cystoseira nodicaulis (Withering) M. Roberts, Cystoseira tamariscifolia (Hudson) Papenfuss, Cystoseira usneoides (Linnaeus) M.
Andrade, Paula   +6 more
core   +1 more source

Hybrid plasmonic photoreactors as visible light-mediated bactericides [PDF]

open access: yes, 2020
Photocatalytic compounds and complexes, such as tris(bipyridine)ruthenium(II), [Ru(bpy)3]2+, have recently attracted attention as light-mediated bactericides that can help to address the need for new antibacterial strategies.
An, Xingda   +3 more
core   +1 more source

Evaluating the In Vitro Potential of Natural Extracts to Protect Lipids from Oxidative Damage

open access: yesAntioxidants, 2020
Lipid peroxidation is a chemical reaction known to have negative impacts on living organisms’ health and on consumer products’ quality and safety.
Rafael Félix   +5 more
doaj   +1 more source

Apc mutation induces resistance of colonic cells to lipoperoxide-triggered apoptosis induced by faecal water from haem-fed rats [PDF]

open access: yes, 2006
Recent epidemiological studies suggest that high meat intake is associated with promotion of colon cancer linked to haem-iron intake. We previously reported that dietary haem, in the form of either haemoglobin or meat, promotes precancerous lesions in ...
Guéraud, Françoise   +5 more
core   +1 more source

Reactive Oxygen Species, Lipid Peroxidation and Antioxidative Defense Mechanism

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 2013
Lipid peroxidation can be defined as the oxidative deterioration of lipids containing any number of carbon-carbon double bonds. Lipid peroxidation is a well-established mechanism of cellular injury in both plants and animals, and is used as an indicator ...
Hossam S. EL-BELTAGI, Heba I. MOHAMED
doaj   +1 more source

Sphingomyelins Prevent Propagation of Lipid Peroxidation—LC-MS/MS Evaluation of Inhibition Mechanisms

open access: yesMolecules, 2020
Free radical driven lipid peroxidation is a chain reaction which can lead to oxidative degradation of biological membranes. Propagation vs. termination rates of peroxidation in biological membranes are determined by a variety of factors including fatty ...
Giulia Coliva   +5 more
doaj   +1 more source

Plasma total antioxidant capacity and peroxidation biomarkers in psoriasis [PDF]

open access: yes, 2016
Systemic biomarkers of oxidative stress can be relevant for assessment of psoriasis severity, for prediction of the outcome of therapy and of the development of comorbidities.
Cavaliere, Arturo   +2 more
core   +2 more sources

Lipid peroxidation: Production, metabolism, and signaling mechanisms of malondialdehyde and 4-hydroxy-2-nonenal [PDF]

open access: yes, 2014
Lipid peroxidation can be described generally as a process under which oxidants such as free radicals attack lipids containing carbon-carbon double bond(s), especially polyunsaturated fatty acids (PUFAs).
Argüelles Castilla, Sandro   +2 more
core   +9 more sources

New Marker of Colon Cancer Risk Associated with Heme Intake: 1,4-Dihydroxynonane Mercapturic Acid [PDF]

open access: yes, 2006
Background: Red meat consumption is associated with an increased risk of colon cancer. Animal studies show that heme, found in red meat, promotes preneoplastic lesions in the colon, probably due to the oxidative properties of this compound.
Bingham, Sheila A.   +8 more
core   +4 more sources

IL-9/STAT3/fatty acid oxidation–mediated lipid peroxidation contributes to Tc9 cell longevity and enhanced antitumor activity

open access: yesThe Journal of Clinical Investigation, 2022
CD8+ T cell longevity regulated by metabolic activity plays important roles in cancer immunotherapy. Although in vitro–polarized, transferred IL-9–secreting CD8+ Tc9 (cytotoxic T lymphocyte subset 9) cells exert greater persistence and antitumor efficacy
Liuling Xiao   +10 more
doaj   +1 more source

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