Results 31 to 40 of about 5,958,372 (224)

Caffeoylquinic acids: chemistry, biosynthesis, occurrence, analytical challenges, and bioactivity [PDF]

The Plant Journal, 2021
SUMMARYCaffeoylquinic acids (CQAs) are specialized plant metabolites we encounter in our daily life. Humans consume CQAs in mg‐to‐gram quantities through dietary consumption of plant products. CQAs are considered beneficial for human health, mainly due to their anti‐inflammatory and antioxidant properties.
Armando Alcázar Magaña, Naofumi Kamimura, Amala Soumyanath, Jan F. Stevens, Claudia S. Maier   +4 more
openaire   +2 more sources

Chemical Constituents from Leaves of Baccharis sphenophylla (Asteraceae) and Their Antioxidant Effects

Plants, 2023
Baccharis is one of the largest genera of Asteraceae and its species are used in folk medicine for several medicinal purposes due to the presence of bioactive compounds. We investigated the phytochemical composition of polar extracts of B.
Marcela H. Retamozo, Christian C. Silva, Cinthia I. Tamayose, Juliana C. S. Carvalho, Paulete Romoff, Oriana A. Fávero, Marcelo J. P. Ferreira   +6 more
doaj   +1 more source

Optimization of Extraction Conditions to Improve Chlorogenic Acid Content and Antioxidant Activity of Extracts from Forced Witloof Chicory Roots

Foods, 2022
Chlorogenic acids are major phenolic constituents in many herbal medicines and exhibit various bioactivities that explain the growing interest in extracting chlorogenic acids from biomass.
Morad Chadni, Emilie Isidore, Etienne Diemer, Otmane Ouguir, Fanny Brunois, Régis Catteau, Laurent Cassan, Irina Ioannou   +7 more
doaj   +1 more source

Online Identification and Constitutive Relationship Analysis of Antioxidant Components in Jerusalem Artichoke

Shipin gongye ke-ji, 2023
In this study, a new method based on the HPLC online scavenging diphenyl-1-picrylhydrazyl (DPPH) radical activity and Q-TOF/MS for the rapid screening and identification of caffeoylquinic acids in Jerusalem artichoke, and its antioxidant activity was ...
Zhiyi ZHANG, Ruoxi BAI, Aizhen ZONG, Minmin ZHANG, Zhenjia ZHENG, Bin ZHANG   +5 more
doaj   +1 more source

Antinociceptive Effect of an Aqueous Extract and Essential Oil from Baccharis heterophylla

Plants, 2021
Infusions and poultices prepared from the aerial parts of Baccharis heterophylla Kunth (Asteraceae) are widely used in Oaxaca (Mexico) for relieving painful and inflammatory complaints. Therefore, the antinociceptive potential of an aqueous extract (31.6–
Erika Castillejos-Ramírez, Araceli Pérez-Vásquez, Rafael Torres-Colín, Andrés Navarrete, Adolfo Andrade-Cetto, Rachel Mata   +5 more
doaj   +1 more source

Xanthine oxidase inhibitory study of eight structurally diverse phenolic compounds

Frontiers in Nutrition, 2022
This project was designed to explore the xanthine oxidase (XO) inhibitory mechanism of eight structurally diverse phenolic compounds [quercetin: C1, quercetin-3-rhamnoside: C2, 4, 5-O-dicaffeoylquinic acid: C3, 3, 5-O-dicaffeoylquinic acid: C4, 3, 4-O-di-
Arshad Mehmood, Arshad Mehmood, Jiayi Li, Ashfaq Ur Rehman, Rovina Kobun, Inam U Llah, Imran Khan, Fayez Althobaiti, Sarah Albogami, Muhammad Usman, Fahad Alharthi, Mohamed Mohamed Soliman, Sanabil Yaqoob, Kanza Aziz Awan, Liang Zhao, Lei Zhao   +15 more
doaj   +1 more source

Quantitative Analysis of Six Phenolic Acids in Artemisia capillaris (Yinchen) by HPLC-DAD and Their Transformation Pathways in Decoction Preparation Process

Journal of Analytical Methods in Chemistry, 2020
We aimed to establish a quantitative analysis method of six constituents (5-caffeoylquinic acid, 3-caffeoylquinic acid, 4-caffeoylquinic acid, 1,3-dicaffeoylquinic acid, 3,4-dicaffeoylquinic acid, and 4,5-dicaffeoylquinic acid) in Artemisia capillaris ...
Fang Tian, Qun-Jia Ruan, Ying Zhang, Hui Cao, Zhi-Guo Ma, Gai-Lian Zhou, Meng-Hua Wu   +6 more
doaj   +1 more source

THE COMPARATIVE OVERVIEW OF HPLC ANALYSIS OF DIFFERENT EXTRACTS FROM MORUS SPECIES FROM SOUTHEAST SERBIA

Studia Universitatis Babes-Bolyai Chemia, 2020
The aim of this work was to evaluate the content of phenolic compounds (phenols, flavonoids and anthocyanins) of Morus alba L. fruit (white mulberry), Morus rubra L. (red mulberry) and Morus nigra L. fruit (black mulberry) by the HPLC analysis.
Danica DIMITRIJEVIĆ, Danijela KOSTIĆ, Milan MITIĆ, Dušan PAUNOVIĆ, Branka STOJANOVIĆ, Jovana KRSTIĆ, Slavica STEVANOVIĆ, Jasmina VELIČKOVIĆ   +7 more
doaj   +1 more source

Quantification of Major Bioactive Constituents, Antioxidant Activity, and Enzyme Inhibitory Effects of Whole Coffee Cherries (Coffea arabica) and Their Extracts

Molecules, 2021
Coffee cherry is a rich source of chlorogenic acids (CGAs) and caffeine. In this study we examined the potential antioxidant activity and enzyme inhibitory effects of whole coffee cherries (WCC) and their two extracts on α-amylase, α-glucosidase and ...
Boris Nemzer, Diganta Kalita, Nebiyu Abshiru   +2 more
doaj   +1 more source

Identification of Non-Volatile Compounds Generated during Storage That Impact Flavor Stability of Ready-to-Drink Coffee

Molecules, 2022
Coffee brew flavor is known to degrade during storage. Untargeted and targeted LC/MS flavoromics analysis was applied to identify chemical compounds generated during storage that impacted the flavor stability of ready-to-drink (RTD) coffee.
Hao Lin, Edisson Tello, Christopher T. Simons, Devin G. Peterson   +3 more
doaj   +1 more source