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| Hyperoside is a chemical compound and a quercetin galactoside. It is found in various plants and has antibacterial, antifungal and UV blocking properties. Hyperoside is an active ingredient in plants, such as Hypericum monogynum in Hypericaceae, Crataegus pinnatifida in Rosaceae and Polygonum aviculare in Polygonaceae. Hyperoside is a natural flavonol glycoside in various plants, such as Crataegus pinnatifida Bge, Forsythia suspensa, and Cuscuta chinensis Lam. **-Note NRF2 up in normal cells and down in cancer cells** -not currently available as supplement, but it is in Hawthorn Extract. (Natural factors lists it as hyperoside equilvalents 6.6mg/300mg) Hyperoside — also known as hyperin and quercetin-3-O-β-D-galactoside, is a naturally occurring flavonol glycoside consisting of quercetin conjugated at the 3-position to β-D-galactose. It is found in numerous medicinal and dietary plants including species of Hypericum, Crataegus, Polygonum, and Rhododendron. It is classified as a plant-derived flavonoid/polyphenolic small molecule. Hyperoside has antioxidant and cytoprotective activity in many normal-cell models but can produce cancer-selective stress responses, apoptosis, autophagy, and ferroptosis depending on tumor type and concentration. Its aglycone is quercetin. Primary mechanisms (ranked):
Bioavailability / PK relevance: Oral bioavailability of intact hyperoside appears poor. Rat studies found very low systemic exposure after intragastric administration, with substantially greater exposure after parenteral administration. Hyperoside is relatively resistant to gastrointestinal hydrolysis compared with isoquercitrin, which may limit absorption of its quercetin aglycone. Distribution studies indicate preferential accumulation in kidney relative to several other organs. Nanoparticle and liposomal formulations have therefore been investigated to improve delivery and tumor or mitochondrial accumulation. Long-term high-dose exposure warrants caution because renal toxicity has been reported preclinically. In-vitro vs systemic exposure relevance: Many anticancer experiments use approximately 10–100 µM hyperoside, while some autophagy studies have used 0.5–2 mM. These concentrations, particularly the millimolar experiments, are unlikely to represent achievable concentrations of unchanged hyperoside following conventional oral administration. Consequently, direct translation of many in-vitro anticancer effects to oral supplementation is weak without an exposure-enhancing formulation. Clinical evidence status: Preclinical. Anticancer activity has been demonstrated in multiple cancer-cell systems and several mouse xenograft or chemically induced tumor models, including lung, breast, pancreatic, skin, liver, colorectal, esophageal, and hematologic malignancy models. There is currently no established human anticancer efficacy, approved oncology indication, or convincing interventional clinical evidence for purified hyperoside. FDA substance registration identifies hyperoside chemically but does not constitute drug approval. Hyperoside Cancer-Relevant Mechanisms
Hyperoside and Alzheimer's disease: Hyperoside has significant preclinical neuroprotective evidence in Alzheimer's disease models. Long-term administration in APP/PS1 transgenic mice improved spatial learning and memory and reduced amyloid plaque deposition, tau phosphorylation, activated microglia and astrocytes, neuroinflammation, and oxidative stress. Mechanistic evidence implicates suppression of BACE1 and GSK-3β, protection of the blood-brain barrier, inhibition of mitochondrial and caspase-dependent apoptosis, and broader antioxidant/anti-inflammatory effects. Evidence remains preclinical; clinical efficacy in human Alzheimer's disease has not been established. Hyperoside Alzheimer's-Relevant Mechanisms
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| Tumor cell invasion is a critical process in cancer progression and metastasis, where cancer cells spread from the primary tumor to surrounding tissues and distant organs. This process involves several key steps and mechanisms: 1.Epithelial-Mesenchymal Transition (EMT): Many tumors originate from epithelial cells, which are typically organized in layers. During EMT, these cells lose their epithelial characteristics (such as cell-cell adhesion) and gain mesenchymal traits (such as increased motility). This transition is crucial for invasion. 2.Degradation of Extracellular Matrix (ECM): Tumor cells secrete enzymes, such as matrix metalloproteinases (MMPs), that degrade the ECM, allowing cancer cells to invade surrounding tissues. This degradation facilitates the movement of cancer cells through the tissue. 3.Cell Migration: Once the ECM is degraded, cancer cells can migrate. They often use various mechanisms, including amoeboid movement and mesenchymal migration, to move through the tissue. This migration is influenced by various signaling pathways and the tumor microenvironment. 4.Angiogenesis: As tumors grow, they require a blood supply to provide nutrients and oxygen. Tumor cells can stimulate the formation of new blood vessels (angiogenesis) through the release of growth factors like vascular endothelial growth factor (VEGF). This not only supports tumor growth but also provides a route for cancer cells to enter the bloodstream. 5.Invasion into Blood Vessels (Intravasation): Cancer cells can invade nearby blood vessels, allowing them to enter the circulatory system. This step is crucial for metastasis, as it enables cancer cells to travel to distant sites in the body. 6.Survival in Circulation: Once in the bloodstream, cancer cells must survive the immune response and the shear stress of blood flow. They can form clusters with platelets or other cells to evade detection. 7.Extravasation and Colonization: After traveling through the bloodstream, cancer cells can exit the circulation (extravasation) and invade new tissues. They may then establish secondary tumors (metastases) in distant organs. 8.Tumor Microenvironment: The surrounding microenvironment plays a significant role in tumor invasion. Factors such as immune cells, fibroblasts, and signaling molecules can either promote or inhibit invasion and metastasis. |
| 7569- | HYP, | Inhibitory effects of hyperoside on lung cancer by inducing apoptosis and suppressing inflammatory response via caspase-3 and NF-κB signaling pathway |
| - | vitro+vivo, | Lung, | A549 |
| 7568- | HYP, | PacT, | Administration with hyperoside sensitizes breast cancer cells to paclitaxel by blocking the TLR4 signaling |
| - | in-vitro, | BC, | MDA-MB-231 |
| 7567- | HYP, | Hyperoside: A review on its sources, biological activities, and molecular mechanisms |
| - | Review, | Var, | NA |
| 7549- | HYP, | Rad, | Study on the mechanism of hyperoside in affecting the biological progression and radiosensitivity of esophageal carcinoma by modulating the STAT3/AKT/ERK pathway |
| - | vitro+vivo, | ESCC, | TE1 | - | vitro+vivo, | ESCC, | KYSE150 |
| 90- | QC, | HYP, | Combination of quercetin and hyperoside inhibits prostate cancer cell growth and metastasis via regulation of microRNA‑21 |
| - | in-vitro, | Pca, | PC3 |
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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