ITEAHR agonist |
Sample solution is provided at 25 µL, 10mM.
Quality Control & MSDS
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- Purity = 98.07%
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Chemical structure
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Cas No. | 448906-42-1 | SDF | Download SDF |
Chemical Name | methyl 2-(1H-indole-3-carbonyl)-1,3-thiazole-4-carboxylate | ||
Canonical SMILES | COC(=O)C1=CSC(=N1)C(=O)C2=CNC3=CC=CC=C32 | ||
Formula | C14H10N2O3S | M.Wt | 286.3 |
Solubility | ≥28.6mg/mL in DMSO | Storage | Store at RT |
Shipping Condition | Evaluation sample solution : ship with blue ice.All other available size:ship with RT , or blue ice upon request | ||
General tips | For obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while.Stock solution can be stored below -20℃ for several months. |
2-(1′H-indole-3′-carbonyl)-thiazole-4-carboxylic acid methyl ester (ITE) is a nontoxic immunosuppressive endogenous aryl hydrocarbon receptor (AhR) ligand [1] [2]. Its EC50 identified via yeast AhR assay is 7.8×10−10 mol/l [3].AhR is a transcription factor mediating toxic effects of environmental pollutants such as 2, 3, 7, 8-tetrachlorodibenzo-p-dioxin (TCDD), it is activated by ligand [2].ITE inhibited TGFβ1-induced myofibroblast differentiation in TGFβ1-challenged cultures of primary human fibroblasts from several distinct tissue types. In primary human orbital fibroblasts, ITE inhibited TGFβ1-induced nuclear translocation of Smad2/3/4 and its subsequent binding to SBE, but it did not inhibit TGFβ1-induced phosphorylation of Smad2/3, Erk1/2, or Akt [4], it inhibited TGFβ1 (1 ng/mL)-induced α-smooth muscle actin (α-SMA) expression, extracellular matrix production [5]. The inhibition of ITE to TGFβ1-induced myofibroblast differentiation in primary human fibroblasts is AhR independent [5].In Sprague-Dawley rats maintained under a 12 h light/12 h dark cycle and given free access to a solid diet and distilled water, ITE at 1.6 and 8.0 mg/kg bw, significantly increased the CYP1A1 mRNA levels by 5.59 and 68.55 fold, respectively. It indicated that ITE activated AhR activation in placentas. 8.0 mg/kg bw ITE elevated the level of HIF-1a mRNA, induced the levels of VEGF-A, VEGF-B and PIGF mRNA in a dose-dependent manner [6].References: [1]. Lindsey F. Nugent, Guangpu Shi, Barbara P. Vistica, et al. ITE, A Novel Endogenous Nontoxic Aryl Hydrocarbon Receptor Ligand, Efficiently Suppresses EAU and T-Cell–Mediated Immunity. Invest Ophthalmol Vis Sci., 2013, 54(12):7463-7469.[2]. Jaishree Bankoti, Ben Rase, Tom Simones, et al. Functional and phenotypic effects of AhR activation in inflammatory dendritic cells. Toxicol Appl Pharmacol., 2010, 246(1-2):18-28.[3]. S. Medjakovic and A. Jungbauer. Red clover isoflavones biochanin A and formononetin are potent ligands of the human aryl hydrocarbon receptor. Journal of Steroid Biochemistry & Molecular Biology, 2008, 108:171-177.[4]. Geniece M. Lehmann, Xia Xi, Ajit A. Kulkarni, et al. The Aryl Hydrocarbon Receptor Ligand ITE Inhibits TGFβ1-Induced Human Myofibroblast Differentiation. American Journal of Pathology, 2011, 178(4):1556–1567.[5]. Geniece M. Lehmann, Xia Xi, Ajit A. Kulkarni, et al. The Aryl Hydrocarbon Receptor Ligand ITE Inhibits TGF1-Induced Human Myofibroblast Differentiation. The American Journal of Pathology, 2011, 178(4):1556-1567.[6]. Yanming Wu, Xiao Chen, Qian Zhou, et al. ITE and TCDD Differentially Regulate the Vascular Remodeling of Rat Placenta via the Activation of AhR. PLoS ONE, 2014, 9(1): e86549.