Antibiotics

An antibiotic is a chemical substance that kills bacteria and also some protozoa and fungi or that inhibits their proliferation. Due to their manifold, antimicrobial effects, antibiotics are used as therapeutics in case of bacterial infections. In life science research, antibiotics are often used for selecting positive clones after transformation with recombinant DNA. This method uses resistance genes that are part of the transformed DNA. Alternatively, antibiotics are used as inhibitors to specifically shut down certain targets, including enzymes or receptors of bacteria and cells. Here, you will find an extensive portfolio of antibiotics, from ampicillin to zelkovamycin, that you can use as inhibitors or for the selection of resistant bacteria.

An antibiotic is a chemical substance that kills bacteria and also some protozoa and fungi or that inhibits their proliferation. Due to their manifold, antimicrobial effects, antibiotics are used... read more »
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Antibiotics

An antibiotic is a chemical substance that kills bacteria and also some protozoa and fungi or that inhibits their proliferation. Due to their manifold, antimicrobial effects, antibiotics are used as therapeutics in case of bacterial infections. In life science research, antibiotics are often used for selecting positive clones after transformation with recombinant DNA. This method uses resistance genes that are part of the transformed DNA. Alternatively, antibiotics are used as inhibitors to specifically shut down certain targets, including enzymes or receptors of bacteria and cells. Here, you will find an extensive portfolio of antibiotics, from ampicillin to zelkovamycin, that you can use as inhibitors or for the selection of resistant bacteria.

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Concanamycin B
Concanamycin B

Item number: Cay15502-1

Concanamycin B is a macrolide antibiotic originally isolated from Streptomyces that selectively inhibits vacuolar type H+-ATPases, also known as V-ATPases (IC50 = 5 nM). In this way, it blocks the acidification of vacuolar organelles as well as early to late endosomal transport. Concanamycin B interferes with bone...
Keywords: 8-deethyl-8-methyl-Concanamycin A, MCH 210,...
Application: Macrolide-type antibiotic, V-ATPase inhibitor
CAS 81552-33-2
MW: 852.1 D
From 345.00€ *
Review
Pseudoerythromycin A enol ether
Pseudoerythromycin A enol ether

Item number: Cay15508-1

Pseudoerythromycin A enol ether is a degradation product of the macrolide antibiotic erythromycin (Cay-16486). It promotes monocyte differentiation into macrophages when used at a concentration of 10 µM.Formal Name:...
Keywords: LY267108,...
Application: Erythromycin degradation product
CAS 105882-69-7
MW: 715.9 D
From 151.00€ *
Review
Kazusamycin A
Kazusamycin A

Item number: Cay20137-100

Kazusamycin A is an antibiotic from Streptomyces and a hydroxy analog of Leptomycin B (Cay-10004976) that demonstrates cytotoxic activity against various human and mouse tumor lines. Additionally, at nanomolar concentrations, it inhibits nuclear export and translocation of Rev, a regulatory gene product in the HIV...
Keywords: CL 1,957B, Hydroxyelactocin, Hydroxyleptomycin B, PD 114721,...
Application: Antibiotic
CAS 92090-94-3
MW: 556.7 D
From 534.00€ *
Review
Oligomycin E
Oligomycin E

Item number: Cay20185-1

Oligomycin E is a minor metabolite of the oligomycin complex (Cay-11341) produced by several species of Streptomyces. It exhibits relatively weak antifungal activity compared to other oligomycins, yet is active against Gram-positive bacteria and demonstrates strong antitumor activity against HeLa cells (IC50 = 14...
Keywords: 26-hydroxy-28-oxo-Oligomycin A,...
Application: Antibacterial (gram-positive), antitumor
CAS 110231-34-0
MW: 821.1 D
From 465.00€ *
Review
PC-766B
PC-766B

Item number: Cay20587-1

PC-766B is a macrolide antibiotic produced by N. brasiliensis that is active against Gram-positive bacteria and some fungi, yet inactive against Gram-negative bacteria. It also demonstrates antitumor activity against mouse P388 leukemia and B16 melanoma cells in vitro (IC50s = 0.1 and 0.4 ng/ml, respectively) and in...
Keywords: Antibiotic PC-766B,...
Application: Macrolide antibiotic
CAS 108375-77-5
MW: 777 D
From 351.00€ *
Review
Thiamphenicol
Thiamphenicol

Item number: Cay21357-10

Thiamphenicol is an antibiotic derived from chloramphenicol that displays a similar spectrum of activity with enhanced potency. It displays good in vitro activity against a range of multidrug resistant pathogens, including penicillin-resistant strains and methicillin-resistant S. aureus.Formal Name:...
Keywords: (+)-Thiamphenicol, NSC 522822, Thiophenicol, WIN 5,603-2,...
Application: Antibiotic
CAS 15318-45-3
MW: 356.2 D
From 89.00€ *
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Tylosin
Tylosin

Item number: Cay22599-10

Tylosin is a macrolide antibiotic produced by S. fradiae that has bacteriostatic activity against Gram-positive bacteria. It is a mixture of tylosin A, B, C, and D, with tylosin A contributing 80% of its bacteriostatic activity. Tylosin has MIC values of 9.6, 16.4, 0.1, 1, and 0.5 µg/ml for F. necrophorum, A....
Keywords: tylosin
Application: Macrolide bacteriostatic antibiotic
CAS 1401-69-0
MW: 916.1 D
From 40.00€ *
Review
TAK-599
TAK-599

Item number: Cay23696-1

TAK-599 is a prodrug of T-91825, a cephalosporin antibiotic. In vitro, TAK-599 inhibits growth of S. pneumoniae, S. aureus, methicillin-resistant S. aureus (MRSA), E. coli, and K. pneumoniae (MICs = 0.008-2 mg/L). It is rapidly converted to T-91825 in rats and monkeys. TAK-599 has bacteriostatic effects in mice...
Keywords: 4-[2-[[(6R,7R)-2-carboxy-7-[[(2Z)-2-(ethoxyimino)-2-[5-(phosphonoamino)-1,2,4-thiadiazol-3-yl]acetyl]amino]-8-oxo-5-thia-1...
Application: Antibiotic prodrug
CAS 400827-46-5
MW: 744.7 D
From 97.00€ *
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Gliorosein
Gliorosein

Item number: Cay24921-1

Gliorosein is a fungal metabolite produced by Gliocladium. It is an isomer of rubrogliocladin hydroquinone. Gliorosein has antibiotic activity against B. allii, B. subtilis, and E. coli.Formal Name: (4R,5S,6S)-4-hydroxy-2,3-dimethoxy-5,6-dimethyl-2-cyclohexen-1-one. CAS Number: 2673270-41-0. Molecular Formula:...
Keywords: 2,3-dimethoxy-5S,6S-dimethyl-2-cyclohexene-1,4-dione
Application: Fungal metabolite, antibiotic
CAS 2673270-41-0
MW: 198.2 D
From 283.00€ *
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Chromomycin A3
Chromomycin A3

Item number: LKT-C2969.1

The major component of a streptomycete contaminant in a marine fungal culture that is an aureolic acid derivative that is a minor groove DNA-binding antibiotic.
Application: Metabolic studies
CAS 7059-24-7
MW: 1183,25 D
From 143.00€ *
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Clindamycin palmitate HCl
Clindamycin palmitate HCl

Item number: LKT-C4534.10

An inactive molecule which is hydrolyzed into its active form by small intestinal enzymes.
Application: Metabolic studies
CAS 25507-04-4
MW: 663,39 D
From 150.00€ *
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Enrofloxacin
Enrofloxacin

Item number: LKT-E5369.10

Light yellow to light orange crystals. A plant fungicide and antibacterial agent.
Application: Antibacterial agent
CAS 93106-60-6
MW: 359,39 D
From 125.00€ *
Review
47 from 67 pages