Antibiotics, Antimycotics & Preservatives

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G-Biosciences Antibiotics, Antimycotics & Preservatives

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  • Bacterial Growth Media & Antibiotics

    G-Biosciences

    LB Broth & LB Agar The bacterial growth media available are LB (Luria and Bertani); both as liquid and solid media for making solid growth matrices and bacterial plates, such as Petri Dishes. The LB media supplies all the nutrients required for bacterial growth. LB Broth is for liquid…

  • Penicillin G Sodium Salt, USP Grade

    G-Biosciences

    Penicillin G is a naturally occurring beta lactam antibiotic produced by the Penicillium fungus. Tested against both sensitive and resistant cells.   Potency: Gram-positive bacteria, Staphylococcus, streptococcus, Diplococcus pneumoniae Mechanism: Penicillin G Potassium works by…

  • Rapamycin

    G-Biosciences

    Mode of action and Anti-microbial spectrum Rapamycin, a macrocyclic triene antibiotic, possesses immunosuppressant, anti-proliferative, and anti-cancer activity. Inhibition by rapamycin results in cell cycle arrest in G1. Rapamycin also has been shown to have a role in life span extension in…

  • Penicillin G Potassium Salt, USP Grade

    G-Biosciences

    Penicillin G is a naturally occurring beta lactam antibiotic produced by the Penicillium fungus. Tested against both sensitive and resistant cells. Potency: Gram-positive bacteria, Staphylococcus, streptococcus, Diplococcus pneumoniae Mechanism: Penicillin G Potassium works by inhibiting cell…

  • Novobiocin Sodium Salt

    G-Biosciences

    Mode of Action: Novobiocin is used to study heat shock protein inhibition 1 and to produce positively supercoiled plasmid DNA. It is an inhibitor of bacterial DNA gyrase and eukaryotic DNA topoisomerase. It also is an inhibitor of retrovirus RNA-dependent DNA-polymerase. Antimicrobial spectrum:…

  • Streptomycin Sulphate, USP Grade

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. Streptomycin Sulfate MOLECULAR BIOLOGY GRADE Mode of action and Anti-microbial spectrum Streptomycin Sulfate is an aminoglycoside antibiotic and has a bactericidal action against many gram-negative bacteria. It binds to the #12 protein on…

  • Geneticin

    G-Biosciences

    Mode of Action: G-418 inhibits protein elongation by blocking polypeptide synthesis. Eukaryotic cells that are stably transfected with neomycin resistance genes can be selected and maintained using this product. Similar in structure to Gentamicin, Neomycin, and Kanamycin. Store dessicated at…

  • Ticarcillin/Clavulanate

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. Ticarcillin Disodium/ Potassium Clavulanate MOLECULAR BIOLOGY GRADE Mixed in ratio of 15:1 Mode of action and Anti-microbial spectrum: Ticarcillin is an inhibitor of bacterial cell wall synthesis. It inhibits the crosslinking of…

  • Immobilized Antibiotics

    G-Biosciences

    G-Biosciences immobilized antibiotics are prepared by coupling antibiotic to preactivated 6% cross-linked agarose. The covalent coupling to agarose (resin) is achieved by cross-linking amino or carboxyl group depending upon the antibiotic that is coupled to the resin. Click here to request bulk…

  • Ampicillin Sodium Salt

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. MOLECULAR BIOLOGY GRADE   Mode of action and Anti-microbial spectrum: Ampicillin is an inhibitor of bacterial cell wall synthesis which acts by inhibiting the cross-linking of peptidoglycan. It is used in the selection of antibiotic…

  • Gentamicin Sulfate, USP Grade

    G-Biosciences

    MOLECULAR BIOLOGY GRADE   Gentamicin efficiently inhibits growth of many Gram-positive and Gram-negative microorganisms. It does so by inhibiting protein synthesis by binding to the L6 protein of the 30S ribosomal subunit. It is also effective against mycoplasma. Recommended for use in…

  • Blasticidin S HCl

    G-Biosciences

    Blasticidin S is used as a selection agent for transformed cells that contain the resistance genes bls, bsr, or BSD. Also used to study protein synthesis at the level of peptide bond formation. Soluble in water PubChem Chemical ID 16760315 Features CAS#: 3513-03-9 Molecular…

  • Cefotaxime (sodium), USP Grade

    G-Biosciences

    MOLECULAR BIOLOGY GRADE NaC16H16N5O7S2 MW: 477.5 g/mol Mode of action and Anti-microbial spectrum: Cefotaxime is an inhibitor of bacterial cell wall synthesis. High activity against gram-negative bacteria. Very often used for the…

  • Rifampicin, USP Grade

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. Rifampicin MOLECULAR BIOLOGY GRADE Mode of action and Anti-microbial spectrum: Rifampicin is active against gram-positive bacteria but less active against gram-negative bacteria. It interferes with the synthesis of nucleic acids by…

  • Hygromycin B

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. ONLY AVAILABLE IN CONTINENTAL UNITED STATES MOLECULAR BIOLOGY GRADE PubChem Chemical ID: 35766 Mode of action and Anti-microbial spectrum : Hygromycin B is an aminocyclitol with a wide spectrum of activity that kills bacteria, fungi and…

  • Carbenicillin, disodium salt

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. Carbenicillin Disodium   MOLECULAR BIOLOGY GRADE   Mode of action and Anti-microbial spectrum: Carbenicillin is an inhibitor of bacterial cell wall synthesis, with a similar method of action as Ampicillin. Highly effective…

  • Spectinomycin HCI, USP Grade

    G-Biosciences

    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…

  • Bialaphos

    G-Biosciences

    MOLECULAR BIOLOGY GRADE Bialaphos is a tripeptide antibiotic that is used in transformation experiments of many species of plants that make use of the bar gene for selection. In corn it is more effective than glufosinate. In wheat, bialaphos was the most reliable selection criteria used to…

  • Cefsulodin (SCE-129)

    G-Biosciences

    Cefsulodin (SCE-129) Cefomonil; Pseudocef MOLECULAR BIOLOGY GRADE Off-white to slightly yellow crystalline powder Anti-microbial spectrum: A 3rd generation cephelosporin with a broad spectrum of activity and further increased activity against Gram-negative organisms…

  • Tetracycline Hydrochloride

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. Tetracycline Hydrochloride MOLECULAR BIOLOGY GRADE Mode of action and Anti-microbial spectrum: Tetracycline is a bacteriostatic antibiotic with activity against both gram-positive and gram-negative bacteria. Within the cell tetracycline…

  • Vancomycin hydrochloride

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. MOLECULAR BIOLOGY GRADE Potency of greater than 1000 mcg/mg Mode of action and Anti-microbial spectrum: Vancomycin is a glycopeptide antibiotic that exerts its action by preventing the transfer and addition of the muramylpentapeptides that…

  • Kanamycin, USP Grade

    G-Biosciences

    Kanamycin is an aminoglycoside antibiotic and has a bactericidal action against many gram-negative bacteria. Kanamycin is used as a selective agent for the incorporation of the NPT II (APH3) gene in plant tissues. Store dessicated at 4°C Soluble in water PubChem Chemical ID: 32943 …

  • Nourseothricin Sulfate

    G-Biosciences

    Nourseothricin Sulfate Streptothricin Sulfate, NTC, clonNAT MOLECULAR BIOLOGY GRADE Norseothricin contains both Streptothricin D (C31H58N12O10) and Streptothricin F (C19H34N8O8) components. …

  • Coelenterazine

    G-Biosciences

    Coelenterazine, native; 2-(p-Hydroxybenzyl)-6-(p-hydroxyphenyl)-8-benzyl-imidazo[1,2-a]pyrazin-3-(7H)-one MOLECULAR BIOLOGY GRADE Coelenterazine is a luminophore found in aquatic organisms and is the substrate for many luciferase enzymes, including Renilla reniformis, Gaussia, and…

  • Chloramphenicol, USP Grade

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. MOLECULAR BIOLOGY GRADE Mode of action and Anti-microbial spectrum: Bacteriostatic agent against both gram negative and gram positive bacteria. Enters sensitive cells by active transport. Within the cell it binds to the 50S…

  • Puromycin Dihydrochloride

    G-Biosciences

    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…

  • HP Ampicillin™

    G-Biosciences

    HP Ampicillin™ is a stronger and more stable inhibitor of ß-lactamase than regular ampicillin and , therefore, supports only the growth of ampicillin resistant colonies even after prolonged incubation. Culture plates can be incubated for a longer period at 37°C, eliminating the…

  • Ampicillin

    G-Biosciences

    TESTED AGAINST BOTH SENSITIVE and RESISTANT CELLS. MOLECULAR BIOLOGY GRADE Mode of action and Anti-microbial spectrum: Ampicillin is an inhibitor of bacterial cell wall synthesis which acts by inhibiting the cross-linking of peptidoglycan. It is used in the selection of antibiotic cell…

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