condition found
Features: |
Artemisinin a compound in a Chinese herb that may inhibit tumor growth and metastasis
Artemisinin (antimalarial drugs) Artesunic acid (Artesunate) , Dihydroartemisinin (DHA), artesunate, arteether, and artemether, SM735, SM905, SM933, SM934, and SM1044 The induction of OS in tumor cells via the production of ROS is the key mechanism of ART against cancer. combination of ART and Nrf2 inhibitors to promote ferroptosis may have more efficient anticancer effects without damaging normal cells. Summary: - Pro-oxidant, mechanism related with iron (hence avoid supplements containing iron? Or perhaps take with iron?) -ROS seems to affect both cancer and normal cells - Delivery of artemisinin in conjugate form with transferrin or holotransferrin (serum iron transport proteins) have been shown to greatly improve its effectiveness. - Potential direct inhibitor of STAT3 - Artemisinin synergized with the glycolysis inhibitor 2DG (2-deoxy- D -glucose) ART Combined Therapy: Allicin, Resveratrol, Curcumin, VitC (but not orally at same time), Butyrate , 2-DG, Aminolevulinic AcidG -possible problems with liver toxicity?? -Artesunate (ART), an artemisinin compound, is known for lysosomal degradation of ferritin, inducing oxidative stress and promoting cancer cell death. Pathways: - Increasing reactive oxygen species (ROS) production. This oxidative stress can cause the loss of mitochondrial membrane potential, leading to cytochrome c release and subsequent activation of caspase cascades. - Downregulate HIF-1α - By impairing glycolysis, artemisinin might force cells to rely on oxidative phosphorylation (OXPHOS) for energy production. - Inhibit GLUT1 (glucose uptake), HK2, PKM2 (slow the glycolytic flux, thereby reducing the energy supply) -Artemisinin has a half-life of about 3-4 hours, Artesunate 40 minutes and Artemether 12 hours. Peak plasma levels occur in 1-2 hour. BioAv 21%, poor-good solubility. Artesunate (ART), a water soluble derivative of artemisinin. concentrations higher in blood, colon, liver, kidney (highly perfused organs) Pathways: - induce ROS production, iron dependent (affect both cancer and normal cells) - ROS↑ related: MMP↓(ΔΨm), ER Stress↑, UPR↑, GRP78↑, Ca+2↑, Cyt‑c↑, Caspases↑, DNA damage↑, cl-PARP↑, HSP↓, - Both Lowers (and raises) AntiOxidant defense in Cancer Cells: NRF2↓(contary), SOD↓, GSH↓ Catalase↓ GPx↓ - Small evidence of Raising AntiOxidant defense in Normal Cells: ROS↓(contary), NRF2↑, SOD↑(contary), GSH↑, Catalase↑, - lowers Inflammation : NF-kB↓, COX2↓, p38↓, Pro-Inflammatory Cytokines : NLRP3↓, TNF-α↓, IL-6↓, IL-8↓ - inhibit Growth/Metastases : TumMeta↓, TumCG↓, EMT↓, MMPs↓, MMP2↓, MMP9↓, TIMP2, IGF-1↓, uPA↓, VEGF↓, ROCK1↓, NF-κB↓, TGF-β↓, ERK↓ - cause Cell cycle arrest : TumCCA↑, cyclin D1↓, cyclin E↓, CDK2↓, CDK4↓, CDK6↓, - inhibits Migration/Invasion : TumCMig↓, TumCI↓, TNF-α↓, ERK↓, EMT↓, TOP1↓, - inhibits glycolysis /Warburg Effect and ATP depletion : HIF-1α↓, PKM2↓, cMyc↓, GLUT1↓, LDH↓, LDHA↓, HK2↓, ECAR↓, GRP78↑, GlucoseCon↓ - inhibits angiogenesis↓ : VEGF↓, HIF-1α↓, EGFR↓, Integrins↓, - some small indication of inhibiting Cancer Stem Cells : CSC↓, Hh↓, β-catenin↓, sox2↓, OCT4↓, - Others: PI3K↓, AKT↓, JAK↓, STAT↓, Wnt↓, β-catenin↓, AMPK, ERK↓, JNK, - Synergies: chemo-sensitization, RadioSensitizer, Others(review target notes), - Selectivity: Cancer Cells vs Normal Cells |
Source: |
Type: oncogene |
The MYC proto-oncogenes are among the most commonly activated proteins in human cancer. The oncogene c-myc, which is frequently over-expressed in cancer cells, is involved in the transactivation of most of the glycolytic enzymes including lactate dehydrogenase A (LDHA) and the glucose transporter GLUT1 [51,52]. Thus, c-myc activation is a likely candidate to promote the enhanced glucose uptake and lactate release in the proliferating cancer cell. The c-Myc oncogene is a ‘master regulator’ of both cellular growth and metabolism in transformed cells. -C-myc is a common oncogene that enhances aerobic glycolysis in the cancer cells by transcriptionally activating GLUT1, HK2, PKM2 and LDH-A Inhibitors (downregulate): Curcumin Resveratrol: downregulate c-Myc expression. Epigallocatechin Gallate (EGCG) Quercetin Berberine: decrease c-Myc expression and repress its transcriptional activity. |
3391- | ART/DHA,  |   | Antitumor Activity of Artemisinin and Its Derivatives: From a Well-Known Antimalarial Agent to a Potential Anticancer Drug |
- | Review, | Var, | NA |
556- | ART/DHA,  |   | Artemisinins as a novel anti-cancer therapy: Targeting a global cancer pandemic through drug repurposing |
- | Review, | NA, | NA |
2320- | ART/DHA,  |   | Dihydroartemisinin Inhibits the Proliferation of Leukemia Cells K562 by Suppressing PKM2 and GLUT1 Mediated Aerobic Glycolysis |
- | in-vitro, | AML, | K562 | - | in-vitro, | Liver, | HepG2 |
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