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作者:Sonali Ray , Mainak Dutta , Koel Chaudhury ...
来源:[J].Revista Brasileira de Farmacognosia(IF 0.676), 2017Elsevier
摘要:... Regular consumption of black tea ( Camellia sinensis (L.) Kuntze, Theaceae) has been reported to lower blood pressure. The aims of the present work were to compare chemical composition and angiotensin I-converting enzyme inhibitory properties of infusion and decoction of four...
作者:Abeywickrama K. R. W. , Ratnasooriya W , Amarakoon A. M. T.
来源:[J].Pharmacognosy Magazine(IF 1.525), 2010, Vol.6 (24), pp.271DOAJ
摘要:Background: Black tea [ Camellia sinensis (L.) O. Kuntze (family: Theaceae)] has been used by Sri Lankan traditional practitioners to promote diuresis. However, the type and grade of tea is not specified. Materials and Methods: This study investigates the diuretic activity of black tea...
作者:Yuki Aoki , Tetsuo Ozawa , Tohru Takemasa ...
来源:[J].Molecules(IF 2.428), 2017, Vol.22 (4)DOAJ
摘要:Mitochondria activation factor (MAF) is a high-molecular-weight polyphenol extracted from black tea that stimulates training-induced 5′ adenosine monophosphate-activated protein kinase (AMPK) activation and improves endurance capacity. Originally, MAF was purified from black tea...
作者:Firas S. Azzeh , Eyad M. Alshammari , Awfa Y. Alazzeh ...
来源:[J].BMC Public Health(IF 2.076), 2017, Vol.17 (1)Springer
摘要:Colorectal cancer (CRC) is the first most common cancer in males and the third most common cancer in females in Saudi Arabia. Dietary habits are strongly associated with the inhibition or proliferation of malignancy. Therefore, this study is aiming to investigate the risks and pr...
作者:Young-A Song , Young-Lan Park , Kyu-Yeol Kim ...
来源:[J].BMC Complementary and Alternative Medicine(IF 2.082), 2011, Vol.11 (1)Springer
摘要:Abstract(#br) Background(#br)Black tea has been shown to elicit anti-oxidant, anti-carcinogenic, anti-inflammatory and anti-mutagenic properties. In this study, we investigated the impact of black tea extract (BTE) on lipopolysaccharide (LPS)-induced NF-κB signaling in bone ...
作者:Yong-Quan Xu , Jian-Xin Chen , Qi-Zhen Du ...
来源:[J].Journal of Food Science and Technology(IF 1.123), 2017, Vol.54 (12), pp.3908-3916Springer
摘要:Fresh tea leaves were crushed into juice and then fermented (oxidation) to obtain fermented black tea juice, which can be used to prepare black tea beverage. The effects of addition of oolong tea infusion or tossing of tea leaves on the sensory quality and theaflavins (TFs) conce...
作者:Davide Grassi , Richard Draijer , Casper Schalkwijk ...
来源:[J].Nutrients(IF 2.072), 2016, Vol.8 (11)DOAJ
摘要:... Tea flavonoids reduce cardiovascular risk. We investigated the effects of black tea on the number of CACs and on flow-mediated dilation (FMD) before and after an oral fat in hypertensives; (2) Methods: In a randomized, double-blind, controlled, cross-over study, 19 patient...
作者:Zeyi Ai , Beibei Zhang , Yuqiong Chen ...
来源:[J].Journal of Food Science and Technology(IF 1.123), 2017, Vol.54 (5), pp.1212-1227Springer
摘要:Black tea manufacture usually involves the processes of withering, cutting, fermentation and drying. The aim of present study was to evaluate the effect of the relationship between the quality and withering with different light sources (ultraviolet, yellow, blue, purple, orange, ...
作者:Wojciech Koch , Wirginia Kukula-Koch , Łukasz Komsta
来源:[J].Molecules(IF 2.428), 2018, Vol.23 (3)DOAJ
摘要:A comprehensive study on the composition and antioxidant properties of black tea samples with a chemometric approach was performed via LC-ESI-Q-TOF-MS, DPPH radical scavenging assay, and Folin–Ciocalteu assay (TPC). Marked differences between the teas from seven different cou...
作者:Daniel Woldegebriel Gebretsadik , Bhagwan Singh Chandravanshi
来源:[J].Bulletin of the Chemical Society of Ethiopia(IF 0.417), 2010, Vol.24 (3), pp.339DOAJ
摘要:K, Ca, Mg, Mn, Fe, Zn, Cu, Co, Cd and Pb contents of commercially available Ethiopian black tea (Wushwush, Gumero, and Black Lion) and their infusions were analyzed by flame atomic absorption spectrometry (FAAS). In black tea leaves the order of metal content was found to be...

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