| Bioactivity | AG-1478 hydrochloride (Tyrphostin AG-1478 hydrochloride) is a selective EGFR tyrosine kinase inhibitor with IC50 of 3 nM. AG-1478 hydrochloride has antiviral effects against HCV and encephalomyocarditis virus (EMCV)[1][2][3][4]. |
| Invitro | AG-1478 (AG1478) is irreversible for growth regulation of human lung (A549) and prostate (DU145) cancer cell lines, cultured in chemically defined DMEM/F12 medium. AG-1478 seems to be more effective at lower concentrations, but is unable to completely inhibit growth of A549 cells[1]. Inhibition of EGFR by specific tyrosine kinase inhibitor AG-1478 (AG1478) significantly decreases the angiotensin II-mediated synthesis of TGF-β and fibronectin by cardiac fibroblasts. EGFR is pharmacologically inhibited by small-molecule inhibitor AG-1478 with IC50 of 4 nM[2]. Both Polyfect (PF) and Superfect (SF) treatment lead to increased apoptosis in HEK 293 cells to a similar extent as assessed by flow cytometry. The antioxidant, tempol, significantly reduced dendrimer-mediated apoptosis for both PF and SF. AG-1478 (AG1478), at a 10-fold higher dose (100 μM) than used in signaling studies, is used as a positive control and significantly induced apoptosis in HEK 293 cells[3]. |
| In Vivo | Administration of AG-1478 (AG1478) significantly reduces myocardial inflammation, fibrosis, apoptosis, and dysfunction in both two obese mouse models. ApoE-/- mice are first fed with HFD for 8 weeks (ApoE-HFD), and then administrated with AG-1478 (10 mg/kg/day) or 542 (10 mg/kg/day) for another 8 weeks by oral gavage. AG-1478 or 542 treatment blocks HFD induced cardiac EGFR phosphorylation in vivo, without affecting the plasma level of low density lipoprotein (LDL) and total triglyceride (TG)[2]. Administration of EGF (10 nM) leads to a robust and reproducible elevation in EGFR phosphorylation that can be blocked by AG-1478 (AG1478), a known inhibitor of EGFR phosphorylation. Increasing doses of Polyfect (PF) result in a significant reduction in EGF-induced EGFR phosphorylation (p<0.05) but this is to a lesser extent than observed with AG1478[3]. |
| Name | AG-1478 hydrochloride |
| CAS | 170449-18-0 |
| Formula | C16H15Cl2N3O2 |
| Molar Mass | 352.22 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis. |
| Reference | [1]. Bojko A, et al. The effect of tyrphostins AG494 and AG1478 on the autocrine growth regulation of A549 and DU145 cells. Folia Histochem Cytobiol. 2012 Jul 5;50(2):186-95. [2]. Li W, et al. EGFR Inhibition Blocks Palmitic Acid-induced inflammation in cardiomyocytes and Prevents Hyperlipidemia-induced Cardiac Injury in Mice. Sci Rep. 2016 Apr 18;6:24580. [3]. Akhtar S, et al. Cationic Polyamidoamine Dendrimers as Modulators of EGFR Signaling In Vitro and In Vivo. PLoS One. 2015 Jul 13;10(7):e0132215. [4]. Dorobantu CM, et al. Tyrphostin AG1478 Inhibits Encephalomyocarditis Virus and Hepatitis C Virus by Targeting Phosphatidylinositol 4-Kinase IIIα. Antimicrob Agents Chemother. 2016 Sep 23;60(10):6402-6. |
AG-1478 hydrochloride
CAS: 170449-18-0 F: C16H15Cl2N3O2 W: 352.22
AG-1478 hydrochloride (Tyrphostin AG-1478 hydrochloride) is a selective EGFR tyrosine kinase inhibitor with IC50 of 3 nM
Sales Email：peptidedb@qq.com
This product is for research use only, not for human use. We do not sell to patients.