Polymyxin B2 Sulfate
Polymyxin B2 Sulfate is a polypeptide antibiotic with particularly potent antibacterial activity against Gram-negative bacteria. Polymyxin B2 Sulfate kills bacteria by binding to lipopolysaccharide molecules on the bacterial cell membrane, disrupting membrane integrity and causing leakage of intracellular contents. Polymyxin B2 Sulfate is used in studies related to Pseudomonas aeruginosa infection and acute enteritis.
For research use only. We do not sell to patients.
- CAS No.: 108965-69-1
- Formula: C55H96N16O13.xH2SO4
- Molecular Weight:1189.45 (free base)
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Storage:
Please store the product under the recommended conditions in the Certificate of Analysis.
All Antibiotic Isoforms
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Biological Activity
Polymyxin B2 Sulfate endogenously produced and stimulated by Lactiplantibacillus plantarum MS2c alone or combined with Saccharomyces cerevisiae Y301 fermented coconut water interventions, correlates with reduced pathogenic Alistipes abundance and contributes to recovery from DSS (HY-116282C)-induced acute enteritis in Wenchang chicks[2].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
Chemical Information
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CAS No. 108965-69-1
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Molecular Weight 1189.45 (free base)
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Formula C55H96N16O13.xH2SO4
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SMILES
O=C(N[C@H](C(N[C@@](C(N[C@H](C(N[C@@]1([H])[C@H](O)C)=O)CCN)=O)([H])CCN)=O)CC(C)C)[C@H](NC([C@@H](NC([C@@](CCNC1=O)([H])NC([C@H](CCN)NC([C@H]([C@H](O)C)NC([C@H](CCN)NC(CCCCC(C)C)=O)=O)=O)=O)=O)CCN)=O)CC2=CC=CC=C2.O=S(O)(O)=O.[x]
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Please store the product under the recommended conditions in the Certificate of Analysis.
Purity & Documentation
References
[1]. Han W, et al. New antimicrobial peptide-antibiotic combination strategy for Pseudomonas aeruginosa inactivation. Biointerphases. 2022;17(4):041002. Published 2022 Aug 3. [Content Brief]
[2]. Zheng L, et al. Lactiplantibacillus plantarum and Saccharomyces cerevisiae-Fermented Coconut Water Alleviates Dextran Sodium Sulfate-Induced Enteritis in Wenchang Chicken: A Gut Microbiota and Metabolomic Approach. Animals (Basel). 2024 Feb 8;14(4):575. [Content Brief]
Calculators
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)