protocatechuic acid
VALIDATED STABILITY INDICATING HPTLC METHOD FOR PROTOCATECHUIC ACID
... Abstract: Protocatechuic acid (PCA) is a type of widely distributed naturally occurring phenolic acid, commonly found in bran, grain, brown rice, fruits such as plums, gooseberries, grapes and also ...
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Biotransformation of ferulic acid to protocatechuic acid by Corynebacterium glutamicum ATCC 21420 engineered to express vanillate O-demethylase
... Ferulic acid (4‑hydroxy‑3‑methoxycinnamic acid, FA) is a lignin‑derived phenolic compound abundant in plant bio‑ ...desired. Protocatechuic acid (3,4‑dihydroxy‑ benzoic acid, PCA) is a ...
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Simultaneous Occurrence of Bioactive Compounds (Melatonin, Protocatechuic Acid and Hydroxytyrosol) Increases Their Neuroprotective Effects Against Alpha-Synuclein-Induced Proteotoxicity
... (MEL), protocatechuic acid (PCA), hydroxytyrosol (HT), thioflavin T (ThT), dimethyl sulfoxide (DMSO), trypsin-EDTA, Dulbecco´s modified Eagle´s medium (DMEM)- Glutamax, thiazolyl blue tetrazolium bromide ...
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An In silico Approach to Analyze the Novel Derivatives of Protocatechuic acid with Thiadiazole as Effective Protein Kinase Inhibitors Against ABL in CML
... The cellular events leading to CML is controlled by signal transduction and is depended on protein-protein interactions and in turn this relies on reversible phosphorylation reactions catalyzed by protein kinases. ...
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Original Article Protocatechuic acid inhibits TGF-β1-induced proliferation and migration of human airway smooth muscle cells
... CJ. Protocatechuic acid inhibits oleic acid-in- duced vascular smooth muscle cell prolifera- tion through activation of AMP-activated pro- tein kinase and cell cycle arrest in G0/G1 ...
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Preparation and controlled-release studies of a protocatechuic acid-magnesium/aluminum-layered double hydroxide nanocomposite
... here, protocatechuic acid, an active anticancer drug, was incorporated into the Mg/Al-LDH matrix by ion-exchange and direct coprecipitation methods to form intercalated nanocomposite ...of ...
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Protective effect of protocatechuic acid against inflammatory stress induced in human dermal fibroblasts
... The cytotoxicity was determined using an WST-1 assay kit following the manufacturer’s protocol. Briefly, the cells were seeded in the culture plate, incubated for 24 h, and then treated with diverse concentrations of ...
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DEVELOPMENT AND VALIDATION OF A RP-HPLC METHOD FOR IDENTIFICATION AND ESTIMATION OF GALLIC ACID AND PROTOCATECHUIC ACID IN TRIGASORNMAS RECIPE
... phenolic acid such as gallic acid (Figure 1) which was a strong antioxidant and protocatechuic acid (Figure 2) which gallic acid derivatives have also been found in many phytomedicines ...
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Evaluation of Hepatoprotective Activity of Hydroalcoholic Extract of Onion Peels Containing Protocatechuic Acid
... of protocatechuic acid was determined in the hydroalcoholic onion peel plant extract which was found to be ...of protocatechuic acid is summarized in Table ...the protocatechuic ...
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Simultaneous Detection of Protocatechuic Acid, Chlorogenic Acid and Caffeic Acid in Honey by HPLC with Ultraviolet and Electrochemical Detectors
... To date, there have been a few reports about the determination of these organic compounds by using HPLC (UV-ECD) method. Chen [25] proposed a method using HPLC (UV-ECD) to detect four alkaloids of Coptis chinensis in ...
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OXIDATION OF LACTIC ACID BY CHROMIC ACID IN PRESENCE OF MODERATELY STRONG ACID; A KINETIC AND MECHANISTIC STUDY
... Lactic Acid by Chromic Acid reaction, all reactants were mixed in equimolar ...Glycolic Acid react with Chromic Acid to form an intermediate ...Pyruvic Acid (α- keto acid) ...
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Effects of amoxicillin/clavulanic acid on the pharmacokinetics of valproic acid
... Valproic acid (VPA) is mainly metabolized via glucuronide, which is hydrolyzed by β-glucuronidase and undergoes enterohepatic ...Amoxicillin/clavulanic acid (AMC) administration leads to decreased levels of ...
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Kinetics and Mechanism of Oxidation of Phenyl Acetic Acid and Dl-Mandelic Acid by Permanganate in Acid Medium
... mandelic acid undergoes oxidative decarboxylation to give benzaldehyde. In acid medium permanganate functions as a two electron ...mandelic acid by acid permanganate at pH ...
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KINETICS AND MECHANISM OF OXIDATION OF MIXTURE OF DL-MALIC ACID AND L (+) TARTARIC ACID BY CHROMIC ACID IN PRESENCE OF HYDROCHLORIC ACID AND SODIUM CHLORIDE
... DL-Malic Acid and L(+)Tartaric Acid by Chromic Acid in presence of Hydrochloric Acid and Sodium Chloride have been studied with a view to elucidate the mechanism of the reaction in aqueous ...
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KINETICS AND MECHANISM OF OXIDATION OF L-ASCORBIC ACID BY CHROMIC ACID IN PRESENCE OF HYDROCHLORIC ACID
... L-Ascorbic Acid by Chromic Acid in presence of Hydrochloric Acid under first order conditions by keeping the concentration of L-Ascorbic Acid at least twenty four times in excess over Chromic ...
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Synthetic approaches to coronafacic acid, coronamic acid, and coronatine
... limited to 16% yield but with significant recovered starting material. This low yielding step early in the synthetic route limits the utility of the sequence with respect to the preparation of significant quantities of ...
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Conversion of Cholesterol to Trihydroxycoprostanic Acid and Cholic Acid in Man
... The fact that trihydroxycoprostanic acid is the major bile acid end product derived from cholesterol in certain primitive reptiles and amphibia but is an intermediate in the formation of[r] ...
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The Acid Ocean
... The oceans are mixed much more slowly than the atmosphere so there are large horizontal and vertical changes n CO 2 concentration in general, tropical water release CO 2 to t[r] ...
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Acid Fracturing
... an acid arrangement at sufficiently high strain to separate the development and to spread a two-wing break far from the ...The acid responds with the carbonate arrangement and this causes the carving of the ...
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Pentafluorophenylboronic acid
... There has been much recent interest in the chemistry of per- ¯uoroarylboron compounds owing to their use as Lewis acid catalysts in organic transformations (Piers & Chivers, 1997; Ishihara & Yamamoto, ...
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