Results 81 to 90 of about 63,124 (262)

Optimization of Gallic Acid Production from Terminalia Chebula by Aspergillus niger

open access: yesE-Journal of Chemistry, 2007
A method for producing gallic acid by microbiological hydrolysis of the tannins of myrobalan seed powder is described in the present work. Hydrolysis of gallotannins of the substrate to gallic acid by Aspergillus niger MTCC 282 was studied.
N. Lokeswari, K. Jaya Raju
doaj   +1 more source

Statistical optimization of process parameters influencing the biotransformation of plant tannin into gallic acid under solid-liquid fermentation

open access: yesJournal of Pharmacy and Bioallied Sciences, 2009
Purpose : To optimize and produce gallic acid by biotransformation of plant tannin under solid-liquid fermentation. Materials and Methods : Optimization of different process parameters like temperature, relative humidity, pH of the liquid medium ...
Bibhu Prasad Panda   +2 more
doaj   +1 more source

Molecular Adsorbing Host•Guest (MAHG) Crystals: A New Paradigm for Porous Materials?

open access: yesAdvanced Functional Materials, EarlyView.
Networking! Introduction of guest molecules in macrocycles before crystallization profoundly influences the material obtained in terms of structure and function. Beside simplicity and porous space improvement, this approach is endowed with a huge potential given the myriad of potential guest molecules that can be used to tune this burgeoning class of ...
Ingrid Suzana   +4 more
wiley   +1 more source

A Role of Gallic Acid in Oxidative Damage Diseases: A Comprehensive Review

open access: yesNatural Product Communications, 2019
Gallic acid is a trihydroxybenzoic acid of plant metabolites widely spread throughout the plant kingdom. It has characteristics of the strong antioxidant and free radical scavenging activities, and can protect biological cells, tissues, and organs from ...
Jiayu Gao   +3 more
doaj   +1 more source

Metabolism of Gallic Acid and Syringic Acid by Pseudomonas putida

open access: yesJournal of Biological Chemistry, 1972
Cell-free extracts of Pseudomonas putida, grown with syringic acid as carbon source, catalyzed the oxidation of 1 mole of gallate (3,4,5-trihydroxybenzoate) by 1 mole of oxygen to give 2 moles of pyruvate and 1 mole of carbon dioxide. Oxaloacetate, formed as an intermediate in reactions, could be reduced quantitatively when NADH and sufficient malate ...
B F, Tack, P J, Chapman, S, Dagley
openaire   +2 more sources

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

Gallic acid alleviates ferroptosis by negatively regulating APOC3 and improves nerve function deficit caused by traumatic brain injury

open access: yesScientific Reports
Traumatic brain injury (TBI) is more common than ever and is becoming a global public health issue. A variety of secondary brain injuries occur after TBI, including ferroptosis characterized by iron-dependent lipid peroxidation.
Yu Liu   +5 more
doaj   +1 more source

Tuning Redox Dynamics in Cu‐Based Electrocatalysts: Effect of Secondary Metals

open access: yesAdvanced Functional Materials, EarlyView.
Advanced analysis of operando X‐ray absorption spectroscopy data reveals that secondary metals affect the redox processes in Cu‐based catalysts for electrocatalytic CO2 reduction. This influences the amount of oxides formed under pulsed reaction conditions and the distribution of reaction products.
Martina Rüscher   +17 more
wiley   +1 more source

Mechanistic Control of C─H Bond Activation and C─C Coupling in Light‐Driven Methane Conversion to C2+ Products over Multifunctional Photocatalysts

open access: yesAdvanced Functional Materials, EarlyView.
Methane photocatalytic activation under mild conditions remains a formidable challenge in the synthesis of solar fuels. In this review, we emphasize the growing importance of multifunctional materials and hybrid systems within a unified mechanistic framework that integrates selective C─H bond activation, formation and control of intermediates, C─C ...
Di Hu   +5 more
wiley   +1 more source

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