The synthesis and antioxidant evaluation by DPPH scavenging of a series of salicylic acid derivatives is described. Gentisic acid and its ester, amide, and amino analogs possess more radical scavenging capacity than salicylic acid and other salicylate derivatives. This property can possibly provide an additional pathway for anti-inflammatory activity through either single electron or hydrogen atom transfer, leading to a new strategy for the design of anti-inflammatory agents.
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http://dx.doi.org/10.1016/j.bmcl.2015.07.001 | DOI Listing |
Heliyon
January 2025
Department of Agronomy and Horticulture, Faculty of Agriculture, IPB University, Bogor, Indonesia.
Strawberries, known for their antioxidant properties, exhibit changes in physiology and metabolite profiles based on cultivation techniques. In Indonesia, strawberries are typically grown in highland regions, but climate change has necessitated adjustments in cultivation practices to enhance production and quality. This study investigates the adaptation of strawberry plants in lowland environments using light-emitting diodes (LEDs) and the exogenous application of methyl jasmonate (MeJA) and methyl salicylic acid (MeSA).
View Article and Find Full Text PDFMolecules
January 2025
A.V. Topchiev Institute of Petrochemical Synthesis, Russian Academy of Sciences, Leninsky Prospect 29, Moscow 119991, Russia.
In this study, the homogeneous carboxylation of potassium, sodium, and lithium phenolates in DMSO solution at 100 °C by the Kolbe-Schmitt reaction was investigated. The impact of water, phenolate concentration, and cation nature on the yield of products and reaction selectivity was demonstrated. Based on the patterns observed, it was concluded that a complex cluster mechanism governs the carboxylation reaction in the solution.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
Division of Hand Surgery, Plastic Surgery and Aesthetic Surgery, University Hospital, LMU Munich, Ziemssenstraße 5, 80336 Munich, Germany.
Aspirin (ASA) is one of the most used medications worldwide and has shown various effects on cellular processes, including stem cell differentiation. However, the effect of ASA on adipogenesis of adipose tissue-derived stem cells (ASCs) remains largely unknown. Considering the potential application of ASCs in regenerative medicine and cell-based therapies, this study investigates the effects of ASA on adipogenic differentiation in human ASCs.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
State Key Laboratory of Tree Genetics and Breeding, Nanjing Forestry University, Nanjing 210037, China.
Terpenoids, abundant and structurally diverse secondary metabolites in plants, especially in conifer species, play crucial roles in the plant defense mechanism and plant growth and development. In , terpenoids' biosynthesis relies on both the mevalonate (MVA) pathway and the 2-methyl-D-erythritol-4-phosphate (MEP) pathway, with 1-hydroxy-2-methyl-2-(E)-butenyl-4-diphosphate synthase (HDS) catalyzing the sixth step of the MEP pathway. In this study, we cloned and conducted bioinformatics analysis of the gene from .
View Article and Find Full Text PDFPlant Biol (Stuttg)
January 2025
Department of Environmental Health, Institute of Biochemical Plant Pathology, Helmholtz Zentrum München, Neuherberg, Germany.
Isoleucic acid (ILA) was identified in human patients with maple syrup urine disease (MSUD) half a century ago. MSUD patients, who are defective in the catabolism of branched-chain amino acids (BCAAs), that is, isoleucine, leucine, and valine, have urine with a unique maple syrup odour related to the accumulation of BCAA breakdown products, largely 2-keto acid derivatives and their reduced 2-hydroxy acids including ILA. A decade ago, ILA was identified in Arabidopsis thaliana.
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