Antibiotic

Antibiotics in this category span β-lactams, tetracyclines, glycopeptides, rifamycins and other natural-product classes. β-Lactams such as oxacillin and the carbapenem doripenem block bacterial cell-wall synthesis by acylating penicillin-binding proteins. Tetracyclines, including oxytetracycline and the fluorocycline eravacycline, bind the 30S ribosomal subunit and inhibit protein synthesis. The glycopeptide vancomycin binds the D-alanyl-D-alanine terminus of cell-wall precursors. Rifapentine, a rifamycin that inhibits bacterial DNA-dependent RNA polymerase, and the streptogramin pristinamycin extend the range. Some antibiotics, such as bleomycin, are studied mainly for their effects on DNA in mammalian cells.

4 Items

  • Novobiocin sodium
    Cat. No.
    A10653

    Novobiocin sodium

    Synonyms: Albamycin sodium; Cathomycin sodium

    Novobiocin sodium is a potent antibiotic that primarily targets DNA gyrase, exhibiting significant inhibitory action in various bacterial strains. Additionally, it acts as an antagonist of heat shock protein 90 (Hsp90), expanding its potential applicability in therapeutic research. Novobiocin sodium is particularly valuable for studies on beta-lactam-resistant pneumococcal infections and demonstrates anti-orthopoxvirus activity, highlighting its relevance in infectious disease research.

    50 mg
    $25.00
    100 mg
    $30.00
    All 4 sizes
  • Kendomycin
    Cat. No.
    A46503

    Kendomycin

    Synonyms: (-)-TAN2162

    Kendomycin ((−)-TAN 2162) is a polyketide antibiotic primarily targeting bacterial growth inhibition. It exhibits significant antibacterial activity, particularly against methicillin-resistant Staphylococcus aureus (MRSA) with a minimum inhibitory concentration (MIC) of 5 μg/mL. In addition to its antibacterial properties, Kendomycin acts as a potent antagonist of the endothelin receptor and a calcitonin receptor agonist, highlighting its potential applications in anti-osteoporotic research.

    0.1 mg
    $150.00
    0.5 mg
    $710.00
    All 2 sizes
  • PAMAM Dendrimer G0.0 amine (20% in methanol)
    Cat. No.
    A46506

    PAMAM Dendrimer G0.0 amine (20% in methanol)

    PAMAM Dendrimer G0.0 amine is an antibiotic targeting pore-forming toxins, specifically acting as an antagonist to anthrax toxin protective antigen 63 (PA63, IC50 = 231 nM) and C. botulinum C2 toxin subunit (C2IIa, IC50 = 940 nM). At concentrations of 10 and 20 µM, it demonstrates protective effects against C2 toxin-induced cytotoxicity in HeLa cells. Additionally, this compound acts as a nickel chelator and has been employed in the selective capture and storage of carbon dioxide in gas-feed systems when used in conjunction with polysulfone membrane-bound chitosan. PAMAM Dendrimer G0.0 amine serves as a valuable reagent in research focused on infectious diseases, cancer biology, and drug delivery systems.

    100 mg
    $20.00
    250 mg
    $30.00
    All 2 sizes
  • Ferrimycin A1
    Cat. No.
    A47317

    Ferrimycin A1

    Ferrimycin A1 is an iron-containing peptide antibiotic that functions as a competitive antagonist and microbial growth factor. This compound exhibits potent antibacterial activity, making it valuable for research focused on microbial inhibition and the development of new antibiotic therapies. Its unique properties facilitate studies in microbial growth regulation and antibiotic resistance mechanisms.

    Out of stock

    All 3 sizes

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