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| Zerumbone is a sesquiterpene α,β-unsaturated carbonyl compound derived primarily from Zingiber zerumbet (shampoo ginger). It is one of the most intensively studied dietary terpenoids for anticancer activity, with a strong and internally consistent mechanism-of-action profile across multiple cancer types.
Zerumbone induces intrinsic (mitochondrial) apoptosis via: -↑ ROS generation in cancer cells -Loss of mitochondrial membrane potential -↑ Bax / ↓ Bcl-2 and Bcl-xL -Cytochrome c release -Caspase-9 → caspase-3 activation Zerumbone is a potent NF-κB inhibitor Anti-angiogenic and anti-metastatic effects -Observed actions include: -↓ VEGF and HIF-1α -↓ MMP-2 / MMP-9 -Suppression of EMT markers (N-cadherin, vimentin) -Reduced migration and invasion Zerumbone is a redox-bifunctional agent: In cancer cells: -↑ ROS beyond survival threshold -Triggers mitochondrial collapse In normal cells: -Activates Nrf2 -Induces phase II detox enzymes (HO-1, NQO1, GST) This differential redox response explains selective toxicity. Bioavailability is limited |
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| The selectivity of cancer products (such as chemotherapeutic agents, targeted therapies, immunotherapies, and novel cancer drugs) refers to their ability to affect cancer cells preferentially over normal, healthy cells. High selectivity is important because it can lead to better patient outcomes by reducing side effects and minimizing damage to normal tissues. Achieving high selectivity in cancer treatment is crucial for improving patient outcomes. It relies on pinpointing molecular differences between cancerous and normal cells, designing drugs or delivery systems that exploit these differences, and overcoming intrinsic challenges like tumor heterogeneity and resistance Factors that affect selectivity: 1. Ability of Cancer cells to preferentially absorb a product/drug -EPR-enhanced permeability and retention of cancer cells -nanoparticle formations/carriers may target cancer cells over normal cells -Liposomal formations. Also negatively/positively charged affects absorbtion 2. Product/drug effect may be different for normal vs cancer cells - hypoxia - transition metal content levels (iron/copper) change probability of fenton reaction. - pH levels - antiOxidant levels and defense levels 3. Bio-availability |
| 4886- | ZER, | Zerumbone induced apoptosis in liver cancer cells via modulation of Bax/Bcl-2 ratio |
| - | in-vitro, | Liver, | HepG2 |
| - | in-vitro, | Nor, | RAW264.7 |
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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