Tephrosin is a natural rotenoid which has potent antitumor activities. Tephrosin induces degradation of of EGFR and ErbB2 by inducing internalization of the receptors.
CAS Number: 76-80-2
Molecular Weight: 410.42
Chemical Name: (1R, 14R)-14-hydroxy-17, 18-dimethoxy-7, 7-dimethyl-2, 8, 21-trioxapentacyclo[18.104.22.168, .0, .0, ]docosa-3, 5, 9, 11, 15, 17, 19-heptaen-13-one
Appearance: Solid Power
Purity: ≥98% (or refer to the Certificate of Analysis)
Solubility: Soluble in DMSO
Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis
Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.
Shelf Life: ≥12 months if stored properly.
Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.
Drug Formulation: To be determined
HS Tariff Code: 382200
How to use
Treatment of HT-29 cells with tephrosin (0-10μM) inhibits both the ligand-induced and constitutive phosphorylation of EGFR, ErbB2 and ErbB3, and concomitantly suppresses the activation of the downstream signaling molecules such as Akt and Erk1/2 mitogen-activated protein kinase (MAPK).
- Choi S, et al. Tephrosin induces internalization and degradation of EGFR and ErbB2 in HT-29 human colon cancer cells. Cancer Lett. 2010 Jul 1;293(1):23-30.
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