quercitrin/cáncer

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Quercetin but not quercitrin ameliorates tumor necrosis factor-alpha-induced insulin resistance in C2C12 skeletal muscle cells.

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Skeletal muscle is a major site for glucose metabolism and its injury by cytokines can induce insulin resistance leading to type 2 diabetes. It has been suggested that quercetin may act as an anti-diabetic agent, however, the effects of quercetin on insulin resistance in skeletal muscle remain

Molecular mechanisms of quercitrin-induced apoptosis in non-small cell lung cancer.

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OBJECTIVE Quercitrin (QR; quercetin-3-O-rhamnoside) has been used previously as an antibacterial agent and has been shown to inhibit the oxidation of low-density lipoproteins and prevent an allergic reaction. Furthermore, it was demonstrated that quercitrin exerts protective effects against

Quercitrin protects skin from UVB-induced oxidative damage.

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Exposure of the skin to ultraviolet B (UVB) radiation causes oxidative damage to skin, resulting in sunburn, photoaging, and skin cancer. It is generally believed that the skin damage induced by UV irradiation is a consequence of generation of reactive oxygen species (ROS). Recently, there is an

Effects of quercitrin on bacterial translocation in a rat model of experimental colitis.

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BACKGROUND This study aimed to analyze the effects of quercitrin, which has anti-inflammatory properties, on bacterial translocation in inflammatory bowel diseases by using an experimental colitis model. METHODS Forty male Wistar-Albino rats were used in the study. Rats were divided into 4 groups

Protective vascular effects of quercitrin in acute TNBS-colitis in rats: the role of nitric oxide.

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Quercitrin (quercetin 3-rhamnoside) is a bioflavonoid with anti-inflammatory activity in experimental colitis. Several studies have suggested that vascular injury might be a primary process in Crohn's disease, but there is no information about the function of the mesenteric bed in the experimental

Flavonoids from Artemisia sacrorum Ledeb. and their cytotoxic activities against human cancer cell lines.

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Flavonoids have been demonstrated to have cytotoxic activities toward numerous human cancer cells, whereas they have little or no effect on normal cells. The numerous flavonoids in traditional Chinese herbs may be promising candidates for the development of novel anti-cancer drugs. Our previous

[Study of cancer cell apoptosis induced by Schizonepeta tenuifolia with microfluidic chip technology].

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This study was designed to elucidate the chemical composition and anti-cancer effects of Schizonepeta tenuifolia’s ethanol extracts. Microfluidic technology was used in the study of Schizonepeta tenuifolia from 9 different geographic regions. The ethanol extracts were examined with HPLC to establish

Inhibition of AP-1 and MAPK signaling and activation of Nrf2/ARE pathway by quercitrin.

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Quercitrin, glycosylated form of flavonoid compounds, is widely distributed in nature. Extensive studies have demonstrated that quercitrin exhibits strong antioxidant and anti-carcinogenic activities. However, the molecular mechanism is poorly understood. The present study examines the effects of

Effect of Malus asiatica Nakai Leaf Flavonoids on the Prevention of Esophageal Cancer in C57BL/6J Mice by Regulating the IL-17 Signaling Pathway

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Background: The aim of this study was to observe the preventive effect of flavonoids extracted from Malus asiatica Nakai leaves (FMANL) on esophageal cancer in mice, especially the ability of FMANL to regulate the interleukin 17

Antitumor Activity of Vanicoside B Isolated from Persicaria dissitiflora by Targeting CDK8 in Triple-Negative Breast Cancer Cells.

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A flavonoid glycoside, quercitrin (1), and two phenylpropanoyl sucrose derivatives, vanicoside B (2) and lapathoside C (3), were isolated for the first time from the herb Persicaria dissitiflora. Vanicoside B (2) exhibited antiproliferative activity against a panel

Quercetin inhibition of tumor invasion via suppressing PKC delta/ERK/AP-1-dependent matrix metalloproteinase-9 activation in breast carcinoma cells.

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Quercetin (QUE; 3,5,7,3',4'-tetrahydroxyflavone) has been shown to possess several beneficial biological activities including antitumor, anti-inflammation and antioxidant properties; however, the effects of QUE in preventing invasion by breast carcinoma cells are still undefined. Increases in the

Quercitrin offers protection against brain injury in mice by inhibiting oxidative stress and inflammation.

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Quercitrin is one of the primary flavonoid compounds present in vegetables and fruits. The aim of the present study was to evaluate the effects of quercitrin against carbon tetrachloride (CCl4) induced brain injury and further to elucidate its probable mechanisms. ICR mice received CCl4

Metabolism of quercitrin by human intestinal bacteria and its relation to some biological activities.

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When quercitrin was anaerobically incubated with human intestinal bacteria, quercetin, 3,4-dihydroxyphenylacetic acid and 4-hydroxybenzoic acid were found as metabolites. The main metabolite was quercetin. The bacterium transforming quercitrin to quercetin was Fusobacterium K-60. However,

Caffeic acid and quercitrin purified from Houttuynia cordata inhibit DNA topoisomerase I activity.

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A methanol extract of Houttuynia cordata showed an inhibitory effect on mammalian DNA topoisomerase I. Two topoisomerase I inhibitory compounds were purified and identified as caffeic acid and quercitrin. Caffeic acid and quercitrin inhibited the activity of topoisomerase I with IC(50) values of

Pharmacological reports about gastroprotective effects of methanolic extract from leaves of Solidago chilensis (Brazilian arnica) and its components quercitrin and afzelin in rodents.

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Solidago chilensis Meyenmost (Asteraceae), popularly known as "Brazilian arnica" or "arnica-do-campo," is widely used in the folk medicine to treat gastric disorders. Based on this, the gastroprotective activity of S. chilensis methanolic extract was investigated. Besides, a phytochemical study

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