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Polymyxin B is an antibiotic. Polymyxin B inhibits Gram-negative infections by binding to the LPS of the bacterial wall with high affinity. Polymyxin B neutralizes the effect of endotoxin. Polymyxin B induces bacterial death by increasing its permeability. Polymyxin B is used in endotoxemia research .
Polymyxin B1 is a potent antimicrobial lipopeptide first derived from Bacilus polymyxa. Polymyxin B1 is the major component in Polymyxin B (HY-A0248). Polymyxin B1 can induce lysis of bacterial cells through interaction with their membranes. Polymyxin B1 has the potential for multidrug-resistant Gram-negative bacterial infections treatment .
Polymyxin B Sulfate is a potent antibacterial agent and a relatively toxic antibiotic. Polymyxin B Sulfate also is a antiendotoxin agent. Polymyxin B Sulfate shows endotoxin-neutralizing properties can be used as adjunctive research in gram-negative sepsis. Polymyxin B Sulfate shows antibacterial activities in vitro and in vivo .
Polymyxin B nonapeptide is a cyclic peptide obtained from Polymyxin B by proteolytic removal of its terminal amino acyl residue. Polymyxin B nonapeptide is less toxic, lacks bactericidal activity, and retains its ability to render gram-negative bacteria susceptible to several antibiotics by permeabilizing their outer membranes .
Polymyxin B2 is a polypeptide antibiotic that has antibacterial activity, particularly against gram-negative bacteria. Polymyxin B2 kills the bacteria by binding to lipopolysaccharide molecules on the bacterial cell membrane, disrupting the integrity of the cell membrane and causing the cell contents to leak. Polymyxin B2 can be used in antibiotic development and treatment of drug-resistant strains .
Polymyxin B nonapeptide TFA is a cyclic peptide obtained from Polymyxin B by proteolytic removal of its terminal amino acyl residue. Polymyxin B nonapeptide TFA is less toxic, lacks bactericidal activity, and retains its ability to render gram-negative bacteria susceptible to several antibiotics by permeabilizing their outer membranes .
Colistin sulfate is a polypeptide antibiotic which inhibits gram-negative bacteria by binding to lipopolysaccharides and phospholipids in the outer cell membrane of gram-negative bacteria.
Polymyxin deacylase (Polymyxin acylase) is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
Colistin (Polymyxin E) is an orally active polypeptide antibiotic. Colistin has excellent activity against various Gram-negative rod-shaped bacteria, including multidrug-resistant Pseudomonas aeruginosa, Acinetobacter baumannii and Klebsiella pneumoniae. Colistin is associated with nephrotoxicity. Colistin can be used for the research of infections caused by Gram-negative bacilli .
Upleganan (SPR206), a polymyxin analogue, and shows antibiotic activity against multidrug resistant Gram-negative pathogen. The MIC values of Upleganan against Pseudomonas aeruginosa Pa14 and Acinetobacter baumannii NCTC13301 are both 0.125 mg/L .
SPR206 acetate is a polymyxin analog with antibiotic activity against Gram-negative pathogens, including multidrug-resistant (MDR) variants. SPR206 acetate has an anti-bacterial infection effect by interacting with the bacterium’s outer membrane. The MIC values of SPR206 acetate against Pseudomonas aeruginosa Pa14 and Acinetobacter baumannii NCTC13301 are both 0.125 mg/L .
Colistin A sulfate hydrate is a major component of Colistin. Colistin is a polymyxinantibiotic and can be used to combat infections caused by problematic gram-negative bacteria .
PA3552-IN-1 (compound 15) is an antibiotic adjuvant that restores sensitivity of MDR P. aeruginosa DK2 strain to Polymyxin B. PA3552-IN-1 can reduce PA3552 expression .
Antibacterial agent 247 (compund 30b) is a bacterial antagonist that significantly inhibits the formation of Pseudomonas aeruginosa biofilm (IC50=5.8 μM) and multiple virulence phenotypes, and enhances its interaction with Tob Antibacterial activity of combined therapy with ampicillin and polymyxin B .
Antibacterial agent 246 (compound A33) is a antibacterial agent and has minimum inhibitory concentrations (MICs) of 0.5-4 μg/mL against twenty-three Gram-positive bacteria. Antibacterial agent 246 in combination with Polymyxin E(HY-113678) E inhibits the growth of various Gram-negative bacteria with the fractional inhibitory concentration index of 0.066 .
SPR741 acetate (NAB741 acetate) is a cationic peptide derived from polymyxin B and is a potentiator molecule. SPR741 acetate increases the permeability of the outer membrane of Gram-negative bacteria and is used to treat severe Gram-negative bacteria infections. SPR741 acetate inhibits multidrug-resistant Gram-negative bacteria. The spectrum of activity of the antibiotic can be widened when used in combination with SPR741 acetate .
SPR741 (NAB741) is a cationic peptide derived from polymyxin B and is a potentiator molecule. SPR741 increases the permeability of the outer membrane of Gram-negative bacteria and is used to treat severe Gram-negative bacteria infections. SPR741 inhibits multidrug-resistant Gram-negative bacteria. The spectrum of activity of the antibiotic can be widened when used in combination with SPR741 .
SPR741 TFA (NAB741 TFA) is a cationic peptide derived from polymyxin B and is a potentiator molecule. SPR741 TFA increases the permeability of the outer membrane of Gram-negative bacteria and is used to treat severe Gram-negative bacteria infections. SPR741 TFA inhibits multidrug-resistant Gram-negative bacteria. The spectrum of activity of the antibiotic can be widened when used in combination with SPR741 TFA .
IKD-8344 is a macrocyclic dilactone originally isolated from an actinomycete species and has diverse biological activities, including anticancer, antimicrobial, and anthelmintic properties. It is cytotoxic to L5178Y murine leukemia cells (IC50=0.54 ng/ml).1 IKD-8344 inhibits growth of the mycelial form of C. albicans (MIC=6.25 μg/mL) and potentiates the activity of polymyxin B against the multidrug-resistant pathogenic bacterium B. cenocepacia.
Polymyxin B1 is a potent antimicrobial lipopeptide first derived from Bacilus polymyxa. Polymyxin B1 is the major component in Polymyxin B (HY-A0248). Polymyxin B1 can induce lysis of bacterial cells through interaction with their membranes. Polymyxin B1 has the potential for multidrug-resistant Gram-negative bacterial infections treatment .
Polymyxin B Sulfate is a potent antibacterial agent and a relatively toxic antibiotic. Polymyxin B Sulfate also is a antiendotoxin agent. Polymyxin B Sulfate shows endotoxin-neutralizing properties can be used as adjunctive research in gram-negative sepsis. Polymyxin B Sulfate shows antibacterial activities in vitro and in vivo .
Polymyxin B nonapeptide is a cyclic peptide obtained from Polymyxin B by proteolytic removal of its terminal amino acyl residue. Polymyxin B nonapeptide is less toxic, lacks bactericidal activity, and retains its ability to render gram-negative bacteria susceptible to several antibiotics by permeabilizing their outer membranes .
Polymyxin B2 is a polypeptide antibiotic that has antibacterial activity, particularly against gram-negative bacteria. Polymyxin B2 kills the bacteria by binding to lipopolysaccharide molecules on the bacterial cell membrane, disrupting the integrity of the cell membrane and causing the cell contents to leak. Polymyxin B2 can be used in antibiotic development and treatment of drug-resistant strains .
Polymyxin B nonapeptide TFA is a cyclic peptide obtained from Polymyxin B by proteolytic removal of its terminal amino acyl residue. Polymyxin B nonapeptide TFA is less toxic, lacks bactericidal activity, and retains its ability to render gram-negative bacteria susceptible to several antibiotics by permeabilizing their outer membranes .
SPR741 acetate (NAB741 acetate) is a cationic peptide derived from polymyxin B and is a potentiator molecule. SPR741 acetate increases the permeability of the outer membrane of Gram-negative bacteria and is used to treat severe Gram-negative bacteria infections. SPR741 acetate inhibits multidrug-resistant Gram-negative bacteria. The spectrum of activity of the antibiotic can be widened when used in combination with SPR741 acetate .
Colistin A sulfate hydrate is a major component of Colistin. Colistin is a polymyxinantibiotic and can be used to combat infections caused by problematic gram-negative bacteria .
Colistimethate is a polymyxin with cytotoxicity to renal tubular cells. Colistimethate has poorly inactive in vivo. Colistimethate shows seldomly detectable activity against 6 strains of P. aeruginosa .
SPR741 (NAB741) is a cationic peptide derived from polymyxin B and is a potentiator molecule. SPR741 increases the permeability of the outer membrane of Gram-negative bacteria and is used to treat severe Gram-negative bacteria infections. SPR741 inhibits multidrug-resistant Gram-negative bacteria. The spectrum of activity of the antibiotic can be widened when used in combination with SPR741 .
SPR741 TFA (NAB741 TFA) is a cationic peptide derived from polymyxin B and is a potentiator molecule. SPR741 TFA increases the permeability of the outer membrane of Gram-negative bacteria and is used to treat severe Gram-negative bacteria infections. SPR741 TFA inhibits multidrug-resistant Gram-negative bacteria. The spectrum of activity of the antibiotic can be widened when used in combination with SPR741 TFA .
Polymyxin B1 is a potent antimicrobial lipopeptide first derived from Bacilus polymyxa. Polymyxin B1 is the major component in Polymyxin B (HY-A0248). Polymyxin B1 can induce lysis of bacterial cells through interaction with their membranes. Polymyxin B1 has the potential for multidrug-resistant Gram-negative bacterial infections treatment .
Polymyxin B Sulfate is a potent antibacterial agent and a relatively toxic antibiotic. Polymyxin B Sulfate also is a antiendotoxin agent. Polymyxin B Sulfate shows endotoxin-neutralizing properties can be used as adjunctive research in gram-negative sepsis. Polymyxin B Sulfate shows antibacterial activities in vitro and in vivo .
Colistin sulfate is a polypeptide antibiotic which inhibits gram-negative bacteria by binding to lipopolysaccharides and phospholipids in the outer cell membrane of gram-negative bacteria.
Colistin (Polymyxin E) is an orally active polypeptide antibiotic. Colistin has excellent activity against various Gram-negative rod-shaped bacteria, including multidrug-resistant Pseudomonas aeruginosa, Acinetobacter baumannii and Klebsiella pneumoniae. Colistin is associated with nephrotoxicity. Colistin can be used for the research of infections caused by Gram-negative bacilli .
The MCR-1 protein may catalyze the addition of a phosphoethanolamine moiety to lipid A, which is associated with polymyxin resistance. This modification observed in E. coli expressing MCR-1 increased the minimum inhibitory concentration (MIC) of colistin and polymyxin B. MCR-1 Protein, E.coli (Cell-Free, His-SUMO) is the recombinant E. coli-derived MCR-1 protein, expressed by E. coli Cell-free , with labeled tag. The total length of MCR-1 Protein, E.coli (Cell-Free, His-SUMO) is 541 a.a., the molecular weight are 80 KDa (monomer), 160 KDa (dimer), whiel dimers are generally formed.
The MCR-1 protein may catalyze the addition of a phosphoethanolamine moiety to lipid A, which is associated with polymyxin resistance. This modification observed in E. coli expressing MCR-1 increased the minimum inhibitory concentration (MIC) of colistin and polymyxin B. MCR-1 protein, E.coli (364a.a, His-SUMO) is the recombinant E. coli-derived MCR-1 protein, expressed by E. coli , with N-His, N-SUMO labeled tag. The total length of MCR-1 protein, E.coli (364a.a, His-SUMO) is 364 a.a., with molecular weight of ~56.7 kDa.
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