Steroid lactone that displays anti-inflammatory, antitumor and antiangiogenic activity. Inhibits endothelial cells (HUVEC) sprouting in vitro (IC50 = 12 nM) and in vivo. Prevents NF-κB activation by inhibiting activation of IKKβ. Also inhibits chymotrypsin-like activity of the 20S proteasome.
|Storage||Desiccate at -20°C|
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
|Solvent||Max Conc. mg/mL||Max Conc. mM|
Preparing Stock Solutions
The following data is based on the product molecular weight 470.6. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
|Concentration / Solvent Volume / Mass||1 mg||5 mg||10 mg|
|1 mM||2.12 mL||10.62 mL||21.25 mL|
|5 mM||0.42 mL||2.12 mL||4.25 mL|
|10 mM||0.21 mL||1.06 mL||2.12 mL|
|50 mM||0.04 mL||0.21 mL||0.42 mL|
References are publications that support the products' biological activity.
Mohan et al (2004) Withaferin A is a potent inhibitor of angiogenesis. Angiogenesis 7 115 PMID: 15516832
Yang et al (2007) The tumor proteasome is a primary target for the natural anticancer compound withaferin A isolated from "Indian Winter Cherry". Mol.Pharmacol. 71 426 PMID: 17093135
Kaileh et al (2007) Withaferin A strongly elicits IkB kinase β hyperphosphorylation concomitant with potent inhibition of its kinase activity. J.Biol.Chem. 282 4253 PMID: 17150968
If you know of a relevant reference for Withaferin A, please let us know.
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Keywords: Withaferin A, supplier, inhibitors, inhibits, NF-κB, NF-kappaB, NF-kB, activation, Nuclear, Factor, Kappa, B, Cytokine, Signaling, Signalling, Transcription, Factors, WithaferinA, NF-kB/IkB, NF-kB/IkB, Tocris Bioscience
4 Citations for Withaferin A
Citations are publications that use Tocris products. Selected citations for Withaferin A include:
Yang et al (2016) The PDGF-BB-SOX7 axis-modulated IL-33 in pericytes and stromal cells promotes metastasis through tumour-associated macrophages. Neural Plast 7 11385 PMID: 27150562
Martorana et al (2015) Withaferin A Inhibits Nuclear Factor-κB-Dependent Pro-Inflammatory and Stress Response Pathways in the Astrocytes. EMBO J 2015 381964 PMID: 26266054
Yadav et al (2010) Celastrol suppresses invasion of colon and pancreatic cancer cells through the downregulation of expression of CXCR4 chemokine receptor. J Mol Med (Berl) 88 1243 PMID: 20798912
Trendelenburg et al (2012) TAK-1/p38/nNFκB signaling inhibits myoblast differentiation by increasing levels of Activin A. Skelet Muscle 2 3 PMID: 22313861
Do you know of a great paper that uses Withaferin A from Tocris? If so please let us know.
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