Results 21 to 30 of about 473,284 (344)

Flavonoids: an overview [PDF]

Journal of Nutritional Science, 2016
AbstractFlavonoids, a group of natural substances with variable phenolic structures, are found in fruits, vegetables, grains, bark, roots, stems, flowers, tea and wine. These natural products are well known for their beneficial effects on health and efforts are being made to isolate the ingredients so called flavonoids. Flavonoids are now considered as
A. N. Panche, A. D. Diwan, S. R. Chandra
openaire   +4 more sources

Quercetin induces pathogen resistance through the increase of salicylic acid biosynthesis in Arabidopsis

Plant Signaling & Behavior, 2023
Quercetin is a flavonol belonging to the flavonoid group of polyphenols. Quercetin is reported to have a variety of biological functions, including antioxidant, pigment, auxin transport inhibitor and root nodulation factor.
Jonguk An, Sun Ho Kim, Sunghwa Bahk, Minh Le Anh Pham, Jaemin Park, Zakiyah Ramadany, Jeongwoo Lee, Jong Chan Hong, Woo Sik Chung   +8 more
doaj   +1 more source

Flavonoids and Asthma [PDF]

Nutrients, 2013
Asthma is a chronic disease, characterized by airway inflammation, airflow limitation, hyper-reactivity and airway remodeling. It is believed that asthma is caused by the interaction between genetic and environmental factors. The prevalence of allergic diseases, including asthma, has increased worldwide during the past two decades. Although the precise
Tanaka, Toshio, Takahashi, Ryo
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Variations in Flavonoid Metabolites Along Altitudinal Gradient in a Desert Medicinal Plant Agriophyllum squarrosum

Frontiers in Plant Science, 2021
Agriophyllum squarrosum (L.) Moq., a pioneer plant endemic to the temperate deserts of Asia, could be domesticated into an ideal crop with outstanding ecological and medicinal characteristics.
Shanshan Zhou, Shanshan Zhou, Xia Yan, Xia Yan, Jian Yang, Chaoju Qian, Xiaoyue Yin, Xiaoyue Yin, Xingke Fan, Xingke Fan, Tingzhou Fang, Tingzhou Fang, Yuan Gao, Yuxiao Chang, Weimin Liu, Xiao-Fei Ma, Xiao-Fei Ma   +16 more
doaj   +1 more source

A review: The nutrition components, active substances and flavonoid accumulation of Tartary buckwheat sprouts and innovative physical technology for seeds germinating

Frontiers in Nutrition, 2023
Compared with the common grain, Tartary buckwheat enjoys higher nutritional value. Some distinctive nutrition associated with physiological activity of Tartary buckwheat is valuable in medicine. In addition, it’s a good feed crop.
Yulu Dong, Nan Wang, Shunmin Wang, Junzhen Wang, Wenping Peng   +4 more
doaj   +1 more source

The Pharmacological Activity, Biochemical Properties, and Pharmacokinetics of the Major Natural Polyphenolic Flavonoid: Quercetin

Foods, 2020
Flavonoids are a class of natural substances present in plants, fruits, vegetables, wine, bulbs, bark, stems, roots, and tea. Several attempts are being made to isolate such natural products, which are popular for their health benefits.
G. Batiha, A. Beshbishy, M. Ikram, Z. Mulla, M. A. Abd El-Hack, A. Taha, Abelazeem M. Algammal, Y. Elewa   +7 more
semanticscholar   +1 more source

Flavonoid metabolites reduce tumor necrosis factor-α secretion to a greater extent than their precursor compounds in human THP-1 monocytes [PDF]

, 2015
This study was supported by funding from the UK Biotechnology and Biological Sciences Research Council Diet and Health Research Industry Club (BBSRC-DRINC) (BB/I006028/1) and by a studentship grant (BB/J500100/1).Scope: Flavonoids are generally studied ...
Kerr, J.S., Zhang, Q., O'Hagan, David, Kerr, Jason, Kay, C.D., Maria A. O'Connell, Sai Krishna Yalamanchili, Raheem, S., David O'Hagan, Colin D. Kay, O'Connell, M.A., O'Hagan, D., di Gesso, J.L., Kay, Colin, Jason S. Kerr, Saki Raheem, Zhang, Qingzhi, Krishna Yalamanchili, Sai, O’Hagan, D., Di Gesso, Jessica, O'Connell, Maria, Raheem, Saki, Yalamanchili, S.K., Jessica L. di Gesso, Qingzhi Zhang   +24 more
core   +1 more source

Analysis of 2′-hydroxyflavanone (2HF) in mouse whole blood by HPLC–MS/MS for the determination of pharmacokinetic parameters

Frontiers in Chemistry, 2023
Given the lack of investments, structure, and difficulty of metabolite isolation, promising natural product studies do not progress to preclinical studies, such as pharmacokinetics.
Luiza F. O. Gervazoni, Gabriella Gonçalves-Ozorio, Taiana Ferreira-Paes, Aline C. A. Silva, Gabriel P. E. Silveira, Heliana M. Pereira, Douglas P. Pinto, Edézio F. Cunha-Junior, Elmo E. Almeida-Amaral   +8 more
doaj   +1 more source

Megalurothrips usitatus Directly Causes the Black-Heads and Black-Tail Symptoms of Cowpea along with the Production of Insect-Resistance Flavonoids

Plants, 2023
The thrip (Megalurothrips usitatus) damages the flowers and pods of the cowpea, causing “black-heads and black-tails” (BHBT) symptoms and negatively affecting its economic value. However, the mechanism by which BHBT symptoms develop is still unknown. Our
Yunchuan He, Yang Gao, Hainuo Hong, Jiamei Geng, Qiulin Chen, Ying Zhou, Zengrong Zhu   +6 more
doaj   +1 more source

Neuroprotection by flavonoids [PDF]

Brazilian Journal of Medical and Biological Research, 2003
The high morbidity, high socioeconomic costs and lack of specific treatments are key factors that define the relevance of brain pathology for human health and the importance of research on neuronal protective agents. Epidemiological studies have shown beneficial effects of flavonoids on arteriosclerosis-related pathology in general and ...
Dajas, F., Rivera-Megret, F., Blasina, F., Arredondo, F., Abin-Carriquiry, J.A., Costa, G., Echeverry, C., Lafon, L., Heizen, H., Ferreira, M., Morquio, A.   +10 more
openaire   +5 more sources