Pregnane X receptor (PXR) agonist; antibiotic. Reduces number of colon tumors and suppresses expression of TNFα and Il-1β induced in a colon cancer, PXR-humanized mouse model. Increases apoptosis and decreased proliferation in HT-29 cells. Exhibits low gastrointestinal absorption while retaining its antibacterial activity. Active against gram-positive and gram-negative bacteria.
|Storage||Store 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 785.88. 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||1.27 mL||6.36 mL||12.72 mL|
|5 mM||0.25 mL||1.27 mL||2.54 mL|
|10 mM||0.13 mL||0.64 mL||1.27 mL|
|50 mM||0.03 mL||0.13 mL||0.25 mL|
The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.
References are publications that support the products' biological activity.
Cheng et al (2014) Activation of intestinal human pregnane X receptor protects against azoxymethane/dextran sulfate sodium-induced colon cancer. J.Pharmacol.Exp.Ther. 351 559 PMID: 25277138
Jiang et al (2005) Rifaximin: in vitro and in vivo antibacterial activity-a review. Chemotherapy 51 67 PMID: 15855749
Stradi et al (2010) Structural elucidation of the Rifaximin Ph. Eur. Impurity H. J.Pharm.Biomed.Anal. 51 858 PMID: 19926422
If you know of a relevant reference for Rifaximin, please let us know.
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Keywords: Rifaximin, supplier, Antibiotic, Pregnane, X, receptors, agonists, PXR, colon, tumors, tumours, gram, positive, gram, negative, bacteria, Pregnane, X, Receptor, Antibiotics, Apoptosis, Inducers, Pregnane, X, Receptor, Tocris Bioscience
Citations for Rifaximin
Citations are publications that use Tocris products.
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