Antibiotics, Antimycotics & Preservatives

Thomas Scientific offers an extensive range of antibiotics, antimycotics, and preservatives ideal for various applications within the laboratory. Cell culture antibiotics are primarily used for microbiology and cell culture work and can prevent contamination of bacterial cultures by other unwanted bacteria. Antibiotics available include penicillin, streptomycin, and tetracycline. Antimycotics can prevent the growth of fungi and are perfect for laboratory applications to prevent or kill fungi. The selection available includes amphotericin B, nystatin, and fluconazole. Preservatives are essential in the laboratory to prevent the growth of microorganisms in laboratory reagents, solutions, and samples. They’re ideal for extending the shelf life of your diagnostic kits, buffers, staining solutions, and more, providing precise, accurate lab results.

Antibiotics, Antimycotics & Preservatives

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  • Ampicillin

    Zymo Research Corporation

    Ampicillin inhibits bacterial cell wall synthesis. Commonly used to select for ampicillin resistant plasmid bearing strains of bacteria. Effective against both gram (-) and gram (+) bacteria.

  • A23187 [Calcium Ionophore][Calcimycin]

    RPI (Research Products International)

    Calcium ionophore is a commonly used Ionophone Antibiotic that increases intracellular Ca2+ in intact cells and forms stable 2:1 complexes with divalent cations. It acts as an uncoupler of oxidative phosphorylation and inhibits mitochondrial ATPase activity. It can also induce Apototosis in mouse...

  • Tetracycline HCl

    RPI (Research Products International)

    Bacteriostatic antibiotic with activity against gram positive and gram negative bacteria. Slightly soluble in water.

  • Actinomycin D from Streptomyces parvalus

    Actinomycin D is a polypeptide antibiotic first described by Waksman. It is bacteriostatic in nature, especially towards gram negative bacteria, and also has anti-tumor activity. Actinomycin D has a wide-ranging applications ranging from a selection agent in cell culture, use in studies of...

  • Benzamidine, Hydrochloride

    Benzamidine, Hydrochloride | CAS 1670-14-0 | Calbiochem | 5GM

  • Amphotericin B

    Polyene antifungal antibiotic from Streptomyces. Affinity for sterols, primarily ergosterols, of fungal cell membranes. It is used in cell culture applications to study the formation of ion-permeable channels in fungal cell membranes. Interferes with fungal membrane permeability by forming channels...

  • 5-Fluorocytosine, 98%

    BeanTown Chemical

    CAS: 2022-85-7 EC No: 217-968-7 MDL No: MFCD00006035 RTECS: HA6040000 Powder Molecular Formula: C4H4FN3O MW: 129.09 Melting Point: 298-300° (decomposes)

  • Penicillin G Potassium Salt

    Penicillin G potassium Salt is a salt of Penicillin G. Penicillin G is a hydrophobic, β-lactam antibiotic produced by Penicillium spp. Penicillin G is also known as benzylpenicillin and contains a 6’ phenylacetyl side chain. In acid aqueous solutions, Penicillin is reported to decompose...

  • Penicillin/Streptomycin Mixture

    Penicillin-Streptomycin acts in two ways. Penicillin inhibits bacterial cell wall synthesis. While, streptomycin inhibits prokaryote protein synthesis by preventing the transition from initiation complex to chain-elongating ribosome, causing miscoding. 100X concentration of mixture of penicillin and...

  • Spectinomycin HCI, USP Grade

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. Spectinomycin Dihydrochloride Pentahydrate MOLECULAR BIOLOGY GRADE Spectinomycin is an aminocyclitol antibiotic which acts by binding to the 30S subunit of the bacterial ribosome and inhibiting protein synthesis. Its activity is generally modest,...

  • Paclitaxel from Taxus brevifolia (Pacific Yew Bark)

    Paclitaxel has been used as a component of the dechorionation buffer for Gryllus bimaculatus eggs. Paclitaxel has also been used for studying its effect on the movement of all-trans retinoic acid (ATRA) differentiated NB4 cells. Antitumor and antileukemic agent which lowers the critical...

  • Gentamycin Sulfate, 50MG/ml Solution

    The Bio Basic Inc. 50 mg/mL gentamycin sulfate solution is suitable for laboratory and research use. Application: For Laboratory Research Only

  • Indomethacin

    MP Biomedicals

    Indomethacin, an anti-inflammatory agent, inhibits Cox-1 and Cox-2 (cyclooxygenases) with selectivity for Cox-1 (IC50 of 230 nM) over Cox-2 (IC50 of 630 nM). Additionally, Indomethacin displays adipogenic actions via binding and activation of PPARγ (peroxisome proliferator-activated receptor...

  • Monoclonal Anti-Blood Group ABH antibody produced in mouse, clone HE-10, culture supernatant, buffered aqueous solution

    Storage: 2-8C UNSPSC Code: 12352203 Features and Benefits: Evaluate our antibodies with complete peace of mind. If the antibody does not perform in your application, we will issue a full credit or replacement antibody. Learn more. General description: The antibody HE-10 agglutinates erythrocytes of...

  • Nalidixic Acid

    RPI (Research Products International)

    Active against gram negative bacteria.

  • Lincomycin hydrochloride

    The Bio Basic Lincomycin hydrochloride with a composition of Application: For Laboratory Research Use Only

  • Gentamycin Sulfate

    Bio Basic Inc.

    The Bio Basic Gentamycin Sulfate with a composition of Application: For Laboratory Research Use Only

  • Validamycin A

    RPI (Research Products International)

    Inhibits trehalase activity. Enhances trehalose accumulation in transgenic plants.

  • Trimethoprim

    Bio Basic Inc.

    Trimethoprim

  • G418 Sulfate

    MP Biomedicals

    Product Description Antibiotic. Cytotoxic to prokaryotic and eukaryotic cells by inhibiting the protein synthesis. Apoptosis inducer. Widely employed in the selection of eukaryotic expression vectors, in combination with either aminoglycoside phosphotransferase 3' or APH II. Antiviral....

  • Ciprofloxacin Hydrochloride

    The Bio Basic Ciprofloxacin Hydrochloride with a composition of Application: For Laboratory Research Use Only

  • Puromycin Dihydrochloride

    MW: 544.43 C22H29N7O5 · 2HCl Mode of action and Anti-microbial spectrum: Puromycin is a protein synthesis inhibitor that causes premature chain termination by acting as an analog of the 3′-terminal end of aminoacyl-tRNA. It prevents growth of...

  • Ampicillin, trihydrate

    Synonyms: D-(−)-α-Aminobenzylpenicillin salt A β-lactam antibiotic with an amino group side chain attached to the penicillin structure, 6-amino-penicillanic acid. A semi-synthetic penicillin derivative that inhibits bacterial cell-wall synthesis (peptidoglycan cross-linking) by...

  • Puritan PurSafe® 1ml Molecular Preservative and 6" Sterile Large Flock Swab

    Simplify specimen collection and preservation for molecular research with Puritan's PurSafe DNA/RNA Specimen Collection and Transport System Kit includes 1ml DNA/RNA Preservative in a Light Blue Polypropylene Screw-Cap Vial w/Large HydraFlock Swab (25-3406-H) Nucleic acid stability at ambient...

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