Results 71 to 80 of about 83,984 (318)

New Caffeic Acid Esters from Plazia daphnoides [PDF]

open access: yesZeitschrift für Naturforschung C, 2003
Two new 3,4 dihydroxycinnamic acid esters have been isolated from Plazia daphnoides.
Hoeneisen, Maritza   +6 more
openaire   +3 more sources

Caffeic Acid, a Polyphenolic Micronutrient Rescues Mice Brains against Aβ-Induced Neurodegeneration and Memory Impairment

open access: yesAntioxidants, 2023
Oxidative stress plays an important role in cognitive dysfunctions and is seen in neurodegeneration and Alzheimer’s disease (AD). It has been reported that the polyphenolic compound caffeic acid possesses strong neuroprotective and antioxidant effects ...
Amjad Khan   +7 more
doaj   +1 more source

Caffeic Acid Derivatives Inhibit the Growth of Colon Cancer: Involvement of the PI3-K/Akt and AMPK Signaling Pathways [PDF]

open access: yes, 2014
The aberrant regulation of phosphatidylinositide 3-kinases (PI3-K)/Akt, AMP-activated protein kinase (AMPK) and mammalian target of rapamycin (m-TOR) signaling pathways in cancer has prompted significant interest in the suppression of these pathways to ...
Chiang, En-Pei Isabel   +6 more
core   +2 more sources

Structure‐Guided Engineering of a Promiscuous O‐Methyltransferase for a SAM Regeneration Biocatalysis Platform of Methylated Pharmaceuticals

open access: yesAdvanced Science, EarlyView.
A substrate promiscuous and regioselective O‐methyltransferase, SmOMT, is functionally and structurally characterized. A double mutant, SmOMTE152A/I306A, exhibited enhanced catalytic activity. By coupling this mutant with a mutant halide methyltransferase, AtHMTV140T, for SAM regeneration, a superior artificial fusion enzyme, AtHMTV140T‐L95‐SmOMTE152A ...
Xiran Xiong   +11 more
wiley   +1 more source

Screening and Identification of Two Human Intestinal Strains Metabolizing Caffeic Acid and Exploring Their Metabolic Processes

open access: yesShipin gongye ke-ji
In order to explore the metabolic process of caffeic acid in vivo, two strains that could metabolize caffeic acid were isolated and screened from human intestinal feces, their strain characteristics were analyzed by cell morphology, 16S rDNA sequence and
Wen YANG   +5 more
doaj   +1 more source

The Potential of Caffeic Acid Lipid Nanoparticulate Systems for Skin Application: In Vitro Assays to Assess Delivery and Antioxidant Effect

open access: yesNanomaterials, 2021
The object of this study is a comparison between solid lipid nanoparticles and ethosomes for caffeic acid delivery through the skin. Caffeic acid is a potent antioxidant molecule whose cutaneous administration is hampered by its low solubility and scarce
Supandeep Singh Hallan   +8 more
doaj   +1 more source

Caffeic Acid and Diseases—Mechanisms of Action

open access: yesInternational Journal of Molecular Sciences, 2022
Caffeic acid belongs to the polyphenol compounds we consume daily, often in the form of coffee. Even though it is less explored than caffeic acid phenethyl ester, it still has many positive effects on human health. Caffeic acid can affect cancer, diabetes, atherosclerosis, Alzheimer’s disease, or bacterial and viral infections.
openaire   +2 more sources

Interaction of Caffeic Acid with SDS Micellar Aggregates [PDF]

open access: yesMolecules, 2019
Micellar systems consisting of a surfactant and an additive such as an organic salt or an acid usually self-organize as a series of worm-like micelles that ultimately form a micellar network. The nature of the additive influences micellar structure and properties such as aggregate lifetime.
Antonio Cid   +3 more
openaire   +4 more sources

Catechol Derivative‐Based Bioadhesives: Molecular Design for Precision Medical Adhesion

open access: yesAdvanced Science, EarlyView.
This study utilizes tree‐inspired side‐chain engineering to graft five catechol derivatives onto PVA, systematically revealing how side‐chain length and substituents regulate adhesion and cohesion properties. Among them, the PVA‐CA patch demonstrates superior tissue adhesion, biocompatibility, and promotes regeneration, establishing a programmable ...
Xueyu Wang   +8 more
wiley   +1 more source

Electrospun Gelatin/OSA‐Starch Nanofibers for Encapsulation and Controlled Release of Sage Extract

open access: yesJournal of Applied Polymer Science, EarlyView.
Schematic representation of electrospun gelatin/OSA‐starch nanofibers encapsulating sage extract, illustrating fabrication, nanofiber formation, and sustained antioxidant release. ABSTRACT In recent years, increasing research efforts have focused on assessing the potential of polymeric nanofibers to improve the bioavailability and stability of active ...
Rozhin Mohagheghian   +4 more
wiley   +1 more source

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