Results 61 to 70 of about 3,257 (193)

Quinic acid and hypervalent chromium: a spectroscopic and kinetic study

open access: yesRSC Advances, 2018
The redox reaction between an excess of quinic acid (QA) and CrVI involves the formation of intermediates, namely, CrIV and CrV species, which in turn react with the organic substrates.
María Florencia Mangiameli   +4 more
openaire   +4 more sources

The Neuroprotective Effect of a Waste Byproduct Obtained From Pomegranate (Punica granatum)

open access: yesPhytotherapy Research, EarlyView.
The Effect of a Waste Byproduct Obtained From Pomegranate on Neurodegeneration. ABSTRACT Pomegranate is an exceptional fruit that can have several beneficial effects on human health. The peel of pomegranate, a waste product, should be recovered as it still contains valuable constituents, including phenolic compounds, minerals and fibre. The recovery of
Jessica Maiuolo   +11 more
wiley   +1 more source

Excretion of Catechol after Ingestion of Quinic and Shikimic Acids [PDF]

open access: yesNature, 1960
THE detection of catechol in acid-hydrolysed normal human urine and cow's urine was reported recently by von Euler and Lishajko1. The origin of the catechol was not known. The excretion of hippuric acid in the urine of man after oral ingestion of calcium quinate was reported by Lautemann in 18632.
A N, BOOTH   +3 more
openaire   +2 more sources

Preclinical Evaluation of Berry Extracts as a Nutritional Intervention to Alleviate Myocardial Ischemia–Reperfusion Injury and Atherosclerosis Development

open access: yesPhytotherapy Research, EarlyView.
Schematic representation of the experimental design and the proposed mechanisms underlying the cardioprotective and anti‐atherosclerotic effects of Greek‐derived berry extracts. C57BL/6 mice with WD–induced MS and ApoE−/− mice with atherosclerosis received chronic supplementation with WMex or BBex.
Lydia Symeonidi   +15 more
wiley   +1 more source

Effect of Endodontic Sealers on the Bond Strength of Glass Fibre Posts: A Systematic Review

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT This systematic review evaluated the influence of resin‐based, eugenol‐based and bioceramic endodontic sealers on the bond strength of glass fibre posts cemented with resin cements. Searches were conducted in PubMed, Scopus, Web of Science, Cochrane Library, Google Scholar and Embase, including in vitro studies using human or bovine teeth ...
Thiago Bessa Marconato Antunes   +7 more
wiley   +1 more source

Inhibition of kynurenine 3‐monooxygenase (KMO) reduces fentanyl and sucrose intake and relapse‐like behaviour in rats

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Background and Purpose Opioid use disorder, particularly involving fentanyl, poses major challenges due to high relapse rates and limited effectiveness of pharmacotherapies. The kynurenine pathway has emerged as a target for addiction treatment through its modulation of glutamatergic and dopaminergic neurotransmission.
Carlos Núñez‐de la Calle   +12 more
wiley   +1 more source

Synthesis of the Sialic Acid (−)-KDN and Certain Epimers from (−)-3-Dehydroshikimic Acid or (−)-Quinic Acid

open access: yes, 2016
(−)-3-Dehydroshikimic acid (3-DHS, 4), a C7-building block now available in large quantity from corn syrup, has been converted into the sialic acid (−)-KDN (3) as well as its C-7- and C-8-epimers.
Katrina A. Jolliffe (401409)   +2 more
core   +1 more source

Semi-Preparative Separation of 10 Caffeoylquinic Acid Derivatives Using High Speed Counter-Current Chromatogaphy Combined with Semi-Preparative HPLC from the Roots of Burdock (Arctium lappa L.)

open access: yesMolecules, 2018
Burdock roots are healthy dietary supplements and a kind of famous traditional Chinese medicine, which contains large amounts of caffeoylquinic acid derivatives.
Zhenjia Zheng   +5 more
doaj   +1 more source

Evidence for the Conversion of Quinic Acid to Shikimic Acid in Roses [PDF]

open access: yesNature, 1959
THE simultaneous occurrence of quinic and shikimic acids has been reported in several plants1–3. No definite role has been ascribed to either of these alicyclic acids in higher plants, except for participation of the former in the synthesis of chlorogenic acid4.
L. H. WEINSTEIN   +2 more
openaire   +1 more source

The multidimensional regulation roles and mechanisms of calcium in fruit quality

open access: yesJournal of Integrative Plant Biology, EarlyView.
This review explores how calcium signaling molecule integrates plant hormones, environmental cues, and developmental signals to influence external fruit traits, internal nutritional properties, and physiological disorders. ABSTRACT Calcium (Ca2+), a dual‐functional mineral that serves both as an essential structural factor and a signaling molecule ...
Fei Jiang   +6 more
wiley   +1 more source

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