Results 11 to 20 of about 7,313 (206)

Nitrones: Comprehensive Review on Synthesis and Applications [PDF]

open access: yesMolecules
Nitrones are a significant class of compounds highly useful in organic synthesis; in particular, they are key intermediates for the synthesis of new biologically active nitrogen compounds.
Ricardo A. L. S. Santos   +2 more
doaj   +2 more sources

Phosphorylated Nitrones—Synthesis and Applications [PDF]

open access: yesMolecules
Phosphorylated nitrones belong to an important class of compounds with several applications, such as their therapeutic potency to reduce oxidative stress or as spin-trapping agents.
Iwona Rozpara   +3 more
doaj   +2 more sources

Synthesis and Antioxidant Properties of Novel 1,2,3-Triazole-Containing Nitrones [PDF]

open access: yesAntioxidants, 2022
Herein, we report the synthesis and antioxidant capacity of twelve novel 1,2,3-triazole-containing nitrones such as N-(2-(4-aryl-1H-1,2,3-triazol-1-yl)ethylidene)methanamine oxides 8a–f and N-(2-(4-aryl)-1H-1,2,3-triazol-1-yl)ethylidene)-2-methylpropan-2-
Dimitra Hadjipavlou-Litina   +3 more
doaj   +2 more sources

Neuroprotective and Antioxidant Properties of CholesteroNitrone ChN2 and QuinolylNitrone QN23 in an Experimental Model of Cerebral Ischemia: Involvement of Necrotic and Apoptotic Cell Death [PDF]

open access: yesAntioxidants, 2023
Ischemic stroke is the leading cause of disability and the second leading cause of death worldwide. However, current therapeutic strategies are scarce and of limited efficacy.
Beatriz Chamorro   +6 more
doaj   +2 more sources

α-Phenyl-N-tert-Butylnitrone and Analogous α-Aryl-N-alkylnitrones as Neuroprotective Antioxidant Agents for Stroke [PDF]

open access: yesAntioxidants
The recent advances in research on the use of the antioxidant and neuroprotective agent α-phenyl-N-tert-butylnitrone (PBN) for the therapy of stroke have been reviewed. The protective effect of PBN in the transient occlusion of the middle cerebral artery
José Marco-Contelles
doaj   +2 more sources

Enantioselective formal (3 + 3) cycloaddition of bicyclobutanes with nitrones enabled by asymmetric Lewis acid catalysis [PDF]

open access: yesNature Communications
The absence of catalytic asymmetric methods for synthesizing chiral (hetero)bicyclo[n.1.1]alkanes has hindered their application in new drug discovery.
Wen-Biao Wu   +6 more
doaj   +2 more sources

In Vitro Modulation of Autophagy by New Antioxidant Nitrones as a Potential Therapeutic Approach for the Treatment of Ischemic Stroke [PDF]

open access: yesAntioxidants
Stroke is a leading cause of death worldwide, yet current therapeutic strategies remain limited. Among the neuropathological events underlying this disease are multiple cell death signaling cascades, including autophagy.
Sara Izquierdo-Bermejo   +6 more
doaj   +2 more sources

Unnatural Amino Acid and Emerging Chemistry Approaches to Map RNA-Protein Interactions. [PDF]

open access: yesAngew Chem Int Ed Engl
This review highlights emerging chemistries for mapping RNA–protein interactions, including genetically encoded unnatural amino acids, novel photocrosslinkers, and non‐photoactivatable crosslinking systems. We compare their mechanisms, reactivity and applications, outlining how these next‐generation tools enable higher‐resolution, site‐specific ...
Lundrigan E   +3 more
europepmc   +3 more sources

PHOSPHONATED ISOXAZOLIDINYL NUCLEOSIDES, A NEW CLASS OF MODIFIED NUCLEOSIDES [PDF]

open access: yesEuromediterranean Biomedical Journal, 2014
This review offers an overview of the synthesis of phosphonated isoxazolidinyl nucleosides, a new class of interesting and potentially antiviral/antitumor agents.
Salvatore Giofrè
doaj   +1 more source

Use of Radical Oxygen Species Scavenger Nitrones to Treat Oxidative Stress-Mediated Hearing Loss: State of the Art and Challenges

open access: yesFrontiers in Cellular Neuroscience, 2021
Nitrones are potent antioxidant molecules able to reduce oxidative stress by trapping reactive oxygen and nitrogen species. The antioxidant potential of nitrones has been extensively tested in multiple models of human diseases. Sensorineural hearing loss
Isabel Varela-Nieto   +11 more
doaj   +1 more source

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