Results 41 to 50 of about 46,549 (189)

Simultaneous Determination of Caffeine and Chlorogenic Acids in Green Coffee by UV/Vis Spectroscopy

Journal of Chemistry, 2017
A simple method for the simultaneous determination of caffeine and chlorogenic acids content in green coffee was reported. The method was based on the use of UV/Vis absorption. It is relevant that the quantification of both caffeine and chlorogenic acids
G. Navarra, M. Moschetti, V. Guarrasi, M. R. Mangione, V. Militello, M. Leone   +5 more
doaj   +1 more source

Matrix-Specific Effects on Caffeine and Chlorogenic Acid Complexation in a Novel Extract of Whole Coffea arabica Coffee Cherry by NMR Spectroscopy

Molecules, 2022
Coffee cherry is a rich source of caffeine and chlorogenic acids. In this study we investigate the structural analysis of caffeine-enriched whole coffee cherry extracts, CEWCCE by using 1H and 13C NMR spectroscopy.
Boris Nemzer, John Edwards, Diganta Kalita   +2 more
doaj   +1 more source

Exploration of Degradation Mechanism of Chlorogenic Acids in Stevia Based on UPLC-QTOF MS/MS

Zhipu Xuebao
Chlorogenic acids (caffeoylquinic acids, CQAs), as key bioactive components in numerous traditional herbal medicines, are highly acclaimed for their various biological activities and therapeutic benefits.
Juan-juan WU, Zi-xuan WANG, Yun-he LIAN, Li-juan HOU, Zhi-ping NIU, Wen-chang WANG, Di WU   +6 more
doaj   +1 more source

Soluble and insoluble-bound phenolics and antioxidant activity of various industrial plant wastes [PDF]

, 2019
The potential of selected industrial food wastes from juice and nut production including apple peel, apple pomace, pomegranate peel, pomegranate seed, chestnut shell, and black carrot pomace as resources for natural antioxidants was investigated. Soluble
Gulsunoglu, Zehra, Karbancioglu-Guler, Funda, Kilic-Akyilmaz, Meral, Raes, Katleen   +3 more
core   +2 more sources

Compounds Identification in Semen Cuscutae by Ultra-High-Performance Liquid Chromatography (UPLCs) Coupled to Electrospray Ionization Mass Spectrometry

Molecules, 2018
Semen Cuscutae is commonly used in traditional Chinese medicine and contains a series of compounds such as flavonoids, chlorogenic acids and lignans.
Ying Zhang, Hui Xiong, Xinfang Xu, Xue Xue, Mengnan Liu, Shuya Xu, Huan Liu, Yan Gao, Hui Zhang, Xiangri Li   +9 more
doaj   +1 more source

Metabolomic Analysis, Combined with Enzymatic and Transcriptome Assays, to Reveal the Browning Resistance Mechanism of Fresh-Cut Eggplant

Foods, 2022
Browning has been the primary limitation in eggplant processing. This study investigates the molecular mechanism underlying fresh-cut eggplant fruit browning by observing the physicochemical characteristics of browning-resistant (‘F’) and browning ...
Xiaohui Liu, Kai Xiao, Aidong Zhang, Weimin Zhu, Hui Zhang, Feng Tan, Qianru Huang, Xuexia Wu, Dingshi Zha   +8 more
doaj   +1 more source

Prevention of Protein Glycation by Natural Compounds [PDF]

, 2015
Non-enzymatic protein glycosylation (glycation) contributes to many diseases and aging of organisms. It can be expected that inhibition of glycation may prolong the lifespan.
Bartosz, Grzegorz, Sadowska-Bartosz, Izabela   +1 more
core   +2 more sources

Antioxidant activity and phenolic profile of selected organic and conventional honeys from Poland [PDF]

, 2020
Honey is a natural food product hypothesized to have significant health-beneficial value. The results of recent studies indicate that the biological activity of honey can also be ascribed to phenolic compounds and their antioxidant activity.
Groth, Sabrina, Halagarda, Michał, Pedan, Vasilisa, Popek, Stanisław, Rohn, Sascha   +4 more
core   +1 more source

Silicon, endophytes and secondary metabolites as grass defenses against mammalian herbivores [PDF]

, 2014
Article Accepted Date: 30 August 2014 Acknowledgments This study was supported by the Academy of Finland (grant no. 133495 to Otso Huitu; grants no. 137909 and 110658 to Kari Saikkonen) and by the NERC (grant no. NE/F003994/1 to Xavier Lambin).
Forbes, Kristian M, Hartley, Sue, Helander, Marjo, Huitu, Otso, Julkunen-Tiitto, Riitta, Lambin, Xavier, Saikkonen, Kari, Stuart, Peter, Sulkama, Sini   +8 more
core   +2 more sources

The Behavior of Phenolic Compounds from Apples during Simulated Gastrointestinal Digestion with Focus on Chlorogenic Acid

Foods
The fate of phenolic compounds during digestion is important for their bioactive effects in the digestive tract. The aim was to study the various phenolic compounds occurring in the peel and flesh of apples in in vitro simulated gastrointestinal ...
Lidija Jakobek, Kristina Pöc, Matea Valenteković, Petra Matić   +3 more
doaj   +1 more source