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| Rutin, a Quercetin Glycoside Rutin, a natural flavonoid glycoside found in many plants like buckwheat, citrus fruits, and apples, has shown promising neuroprotective and anticancer properties. Rutin is a flavonoid glycoside composed of quercetin bound to the disaccharide rutinose. It is widely found in buckwheat, citrus fruits, apples, and tea. In cancer models, rutin exhibits antioxidant, anti-inflammatory, anti-proliferative, and pro-apoptotic effects. Because it is glycosylated, rutin itself has relatively low cellular permeability; many biological effects are mediated after intestinal hydrolysis to quercetin and subsequent phase-II metabolites. Mechanistically, rutin is most consistently associated with suppression of NF-κB and PI3K/AKT signaling, modulation of MAPK pathways, redox regulation (Nrf2/ROS balance), inhibition of angiogenesis (VEGF), and induction of cell-cycle arrest and apoptosis in preclinical systems. Effects are model-dependent and often concentration-dependent, with antioxidant behavior dominating in normal tissue contexts and context-dependent pro-oxidant effects described in some tumor settings. -Scavenges free radicals, reduces oxidative stress -Inhibits pro-inflammatory cytokines like IL-1β, TNF-α, and reduces activation of NF-κB. -Inhibition of Aβ Aggregation (AD) -Mild inhibitory effects on acetylcholinesterase (AChE), helping enhance cholinergic function. -May upregulate BDNF expression Cancer: -Induces cell cycle arrest in G2/M phase. -Inhibits VEGF, Suppresses MMP-2 and MMP-9 -Inhibits PI3K/Akt/mTOR, MAPK, and NF-κB signaling pathways. -Enhances sensitivity to Chemotherapy drugs like doxorubicin and cisplatin Rutin has poor oral bioavailability, but this can be improved with nanoformulations or co-administration with absorption enhancers like piperine or quercetin. Cancer Pathway Table: Rutin
TSF: P = 0–30 min (rapid redox interactions), R = 30 min–3 hr (acute signaling shifts), G = >3 hr (gene-regulatory adaptation and phenotype outcomes).
Alzheimer’s Disease (AD) Summary — RutinRutin has been studied in preclinical neurodegeneration models for its antioxidant, anti-inflammatory, and mitochondrial-protective properties. It is reported to modulate Nrf2 signaling, suppress NF-κB–mediated neuroinflammation, reduce oxidative stress, and attenuate amyloid-β–induced neuronal injury in experimental systems. Many effects may be mediated after hydrolysis to quercetin. Human clinical evidence remains limited.Alzheimer’s Disease Table: Rutin
TSF: P = 0–30 min (early signaling modulation), R = 30 min–3 hr (stress-response shifts), G = >3 hr (gene-regulatory and neuroprotective outcomes). |
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| P-glycoprotein (P-gp), also known as multidrug resistance protein 1 (MDR1), is a membrane protein that plays a crucial role in the transport of various substances across cellular membranes. It is part of the ATP-binding cassette (ABC) transporter family. P-glycoprotein is often overexpressed in a variety of cancers, including breast cancer, lung cancer, leukemia, and ovarian cancer. - The overexpression of P-glycoprotein (P-gp), is widely considered as an important reason for the MDR (multidrug resistance). ABCB1 - ATP-Binding Cassette Subfamily B Member 1 / P-Glycoprotein Abbreviation: ABCB1, P-gp, P-glycoprotein, MDR1 Type: ATP-dependent membrane efflux transporter / multidrug resistance protein Function: ABCB1 encodes P-glycoprotein, an ATP-binding cassette transporter that exports a broad range of drugs, xenobiotics, lipids, and other substrates across cellular membranes. It is highly expressed in barrier tissues including the intestine, liver, kidney, placenta, and blood-brain barrier, where it limits tissue accumulation of potentially harmful compounds. Cancer: ↑ Frequently overexpressed or functionally activated in drug-resistant tumors. Increased ABCB1 lowers intracellular concentrations of many anticancer agents by actively transporting them out of cancer cells, producing multidrug resistance and reducing chemotherapy effectiveness. Alzheimer's Disease: ↓ Reduced ABCB1/P-glycoprotein expression or transport activity at the blood-brain barrier is associated with impaired amyloid-β clearance from the brain. Lower P-gp function correlates with increased cerebral Aβ accumulation and may contribute to Alzheimer's disease progression. |
| 7951- | RT, | BuckWS, | The anticancer potential of the dietary polyphenol rutin: Current status, challenges, and perspectives |
| - | Review, | Nor, | NA |
| 106- | RT, | Rutin, a Quercetin Glycoside, Restores Chemosensitivity in Human Breast Cancer Cells |
| - | in-vivo, | BC, | MCF7 |
Query results interpretion may depend on "conditions" listed in the research papers. Such Conditions may include : -low or high Dose -format for product, such as nano of lipid formations -different cell line effects -synergies with other products -if effect was for normal or cancerous cells
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