Results 61 to 70 of about 12,684 (226)

HPLC–DAD of phenolics in bryophytes Lunularia cruciata, Brachytheciastrum velutinum and Kindbergia praelonga [PDF]

open access: yesJournal of the Serbian Chemical Society, 2008
The chemistry of bryophytes is not well known. The available data indicate interesting chemical constitutions of some bryophyte species, i.e., active and new compounds are to be found within bryophytes, especially liverworts. In this study, one liverwort
NEBOJSA JOCKOVIC   +3 more
doaj   +3 more sources

Inhibition of HIV Infection by Caffeoylquinic Acid Derivatives

open access: yesAntiviral Chemistry and Chemotherapy, 1993
The caffeoylquinic acids 3,4,5-tri-O-caffeoylquinic acid (1) and 4,5-di-O-caffeoylquinic acid (2), as well as caffeic acid (4) and synapoic acid (5) were isolated from the plant Securidaka longipedunculata (polygalaceae). 1 exhibited a greater selective inhibition of HIV replication than 2 which had an anti-HIV activity similar to that of 3,4,5-tri-O ...
N. Mahmood   +6 more
openaire   +1 more source

Metabolomic Differentiation of Malpighiaceae From Dry and Humid Tropics via UHPLC‐MS/MS and Chemometrics

open access: yesAnalytical Science Advances, Volume 7, Issue 1, June 2026.
ABSTRACT Various factors can trigger water stress in plants, particularly in those growing in dry tropical regions. To survive under such conditions, plants produce metabolites with adaptive functions. However, metabolomic data on the leaves of Malpighiaceae species cultivated in both dry and humid tropical areas of Brazil remain scarce.
Jaqueline Munise Guimarães da Silva   +2 more
wiley   +1 more source

Comparative cytotoxicity of artemisinin and cisplatin and their interactions with chlorogenic acids in MCF7 breast cancer cells. [PDF]

open access: yes, 2014
In parts of Africa and Asia, self-medication with a hot water infusion of Artemisia annua (Artemisia tea) is a common practice for a number of ailments including malaria and cancer.
Ahn   +55 more
core   +5 more sources

Sustainable Bioactive Films From Avocado Seed Starch: Biodegradable Extruded Materials Reinforced With Starch Nanocrystals for Active Packaging

open access: yeseFood, Volume 7, Issue 2, April 2026.
Biodegradable avocado seed starch films reinforced with nanocrystals exhibited enhanced thermal stability, decreased water vapor permeability, stronger antioxidant activity, and antimicrobial properties, while still allowing rapid composting degradation.
Pedro Francisco Muñoz‐Gimena   +5 more
wiley   +1 more source

Artemisia gmelinii Attenuates Lung Inflammation by Suppressing the NF-κB/MAPK Pathway

open access: yesAntioxidants, 2022
Cigarette smoke (CS) is the main cause of chronic obstructive pulmonary disease (COPD), and continuous CS exposure causes lung inflammation and deterioration.
Seung Yong Kim   +10 more
doaj   +1 more source

Irradiation as a novel approach to improve quality of Tropaeolum majus L. flowers: benefits in phenolic profiles and antioxidant activity [PDF]

open access: yes, 2015
Edible flowers are increasingly used in food preparations, requiring new approaches to improve their conservation and safety. Food irradiation, particularly electron beam and gamma irradiation, is legally recognized to extend shelf life, improve hygienic
Barreira, João C.M.   +5 more
core   +2 more sources

How Different Traditional and Modern Coffee Brewing Methods Affect Its Aroma, Chemistry, Health Effects and Safety Attributes?—A Comprehensive Review to Maximize Coffee Brew Quality

open access: yeseFood, Volume 7, Issue 2, April 2026.
This review article provides a comprehensive analysis of coffee pre‐brewing techniques, focusing on the methodology and key parameters involved in each coffee brewing process. It also summarizes how different brewing methods affect the coffee metabolome, antioxidant levels, aroma, and physicochemical features.
Enas A. El‐Hawary   +5 more
wiley   +1 more source

Phytochemical content and antioxidant activity in aqueous extracts of Cyclocarya paliurus leaves collected from different populations [PDF]

open access: yesPeerJ, 2019
Cyclocarya paliurus (Batal) Iljinskaja is a multiple function tree species, but its main utilization is for the harvesting of its leaves as materials for tea production and recently as ingredients for the food industry.
Mingming Zhou   +4 more
doaj   +2 more sources

Neuroprotective effect of 3,5-di-O-caffeoylquinic acid on SH-SY5Y cells and senescence-accelerated-prone mice 8 through the up-regulation of phosphoglycerate kinase-1 [PDF]

open access: yes, 2010
As aged population dramatically increases in these decades, efforts should be made on the intervention for curing age-associated neurologic degenerative diseases such as Alzheimer\u27s disease (AD). Caffeoylquinic acid (CQA), an antioxidant component and
Han J.   +6 more
core   +1 more source

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