Results 121 to 130 of about 479,337 (405)

High-Throughput Virtual Screening of 4487 flavonoids: New insights on the structural inhibition of SARS-CoV-2 Main Protease [PDF]

open access: yesarXiv, 2020
COVID-19 presents a great threat to public health worldwide and the infectious agent SARS-CoV-2 is currently the target of much research aiming at inhibition. The virus' main protease is a dimeric enzyme that has only recently begun to be thoroughly described, opening the door for virtual screening more broadly. Here, a PAIN-filtered flavonoid database
arxiv  

Microbial Glycosylation of Flavonoids

open access: yesPolish Journal of Microbiology, 2016
Abstract Flavonoids constitute a large group of polyphenolic compounds naturally found in plants, which have a wide range of biological activity. Although flavonoids are beneficial to human health, their application is limited by their low bioavailability and poor water-solubility. Therefore, recently there has been a particular interest
SORDON, SANDRA   +2 more
openaire   +5 more sources

A Solution‐Based Deposition Method Enabling Pigment Blue Edible Electrochemical Transistors

open access: yesAdvanced Science, EarlyView.
A novel solution‐based method is presented to produce Copper Phthalocyanine fibrous films displaying effective ion permeability and enhanced transconductance in electrolyte‐gated transistors architectures. Using these films, the first instance of a fully edible electrolyte‐gated transistor with volumetric capacitance, targeting in‐body applications, is
Alessandro Luzio   +10 more
wiley   +1 more source

Enhancement of the total phenolic compounds and antioxidant activity of aqueous Citrus limon L. pomace extract using microwave pretreatment on the dry powder [PDF]

open access: yes, 2016
The effect of microwave pretreatment on the levels of total phenolic compounds, flavonoids, proanthocyanidins, and individual major compounds as well as the total antioxidant activity of the dried lemon pomace was investigated.
Bowyer, Michael C.   +6 more
core   +2 more sources

Flavonifractor Plautii or Its Metabolite Desaminotyrosine as Prophylactic Agents for Alleviating Myocardial Ischemia/Reperfusion Injury

open access: yesAdvanced Science, EarlyView.
The gut microbiome is a potential target for treating cardiovascular disease. It is found that prophylactic administration of Flavonifractor plautii or its metabolite desaminotyrosine (DAT) exerts pleiotropic cardioprotective effects via promoting cardiomyocyte survival and attenuating cardiac inflammation against myocardial ischemia/reperfusion (I/R ...
Heng Du   +21 more
wiley   +1 more source

Purification of total flavonoids from Aurea Helianthus flowers and In Vitro Hypolipidemic Effect [PDF]

open access: yesarXiv, 2019
The effects of purification methods and its hypolipidemic function on the total flavonoids of Aurea Helianthus flower were investigated. Liquid-liquid extraction of ethanol extract from Aurea Helianthus flower was carried out by using different polar solvents. The extract with the highest total flavonoid content was selected, and the optimal conditions
arxiv  

Two R2R3-MYB proteins are broad repressors of flavonoid and phenylpropanoid metabolism in poplar.

open access: yesThe Plant Journal, 2018
The phenylpropanoid pathway leads to the production of many important plant secondary metabolites including lignin, chlorogenic acids, flavonoids, and phenolic glycosides.
D. Ma   +4 more
semanticscholar   +1 more source

Electrochemical Determination of Gallic Acid in Tea Samples Using Pyramidal Pt Nanoparticles

open access: yesAdvanced Electronic Materials, EarlyView.
A novel electrochemical sensor based on pyramidal Pt nanoparticles for gallic acid detection in black and green tea samples is developed. The sensor is prepared by a simple drop casting of nanoparticles on the electrode surface, without any supporting materials, such as polymer matrices and surfactants.
Tiziano Di Giulio   +10 more
wiley   +1 more source

Antimicrobial Lavandulylated Flavonoids from a Sponge-Derived Streptomyces sp. G248 in East Vietnam Sea

open access: yesMarine Drugs, 2019
Three new lavandulylated flavonoids, (2S,2″S)-6-lavandulyl-7,4′-dimethoxy-5,2′-dihydroxylflavanone (1), (2S,2″S)-6-lavandulyl-5,7,2′,4′-tetrahydroxylflavanone (2), and (2″S)-5′-lavandulyl-2′-methoxy-2,
Duc Danh Cao   +14 more
doaj   +1 more source

The natural polyphenol fortunellin and its structural analogs are inhibitors of the SARS-CoV-2 main proteinase dimerization, as revealed by molecular simulation studies [PDF]

open access: yesarXiv, 2020
3CL-Pro (or M-Pro) is the SARS-CoV-2 main protease, acting as a homodimer, is responsible for the cleavage of the large polyprotein 1ab transcript in proteins acting on viral growth and replication. 3CL-Pro has been one of the most studied SARS-CoV-2 proteins and the subject of therapeutic interventions, targeting its catalytic domain. A number of drug
arxiv  

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