DNA / RNA / Protein Dyes

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  1. XTT

    XTT

    开始于: NT$7,937.00

    Useful in in vitro cell growth assays with possible applicability to a variety of problems in cellular pharmacology and biology.

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  2. 4’,6-Diamidino-2-phenylindole dihydrochloride (DAPI)

    4’,6-Diamidino-2-phenylindole dihydrochloride (DAPI)

    开始于: NT$4,895.00

    A cationic fluorescent dye which specifically binds to adenine-thymine-rich DNA. Applications include detection of nanogram quantities of DNA in cellular homogenates, and cytofluorometric determination of the DNA base content in human chromosomes. Available in bulk quantities for OEM users at significant savings.

    λ max 342nm

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  3. Filipin (from Streptomyces filipinensis)

    Filipin (from Streptomyces filipinensis)

    开始于: NT$26,901.00

    Polyene antibiotic fluorochrome for cholesterol determination. Used as an antifungal agent.

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  4. 5-Cyano-2,3-di-(p-tolyl)tetrazolium chloride (CTC)

    5-Cyano-2,3-di-(p-tolyl)tetrazolium chloride (CTC)

    开始于: NT$4,610.00

    Cyanoditolyl tetrazolium chloride has been used to measure the redox activity of tumor cells. It has also been employed for direct epifluorescent microscopic enumeration of respiring bacteria in food samples and environmental samples, especially water samples.

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  5. Cibacron Blue 3GA, Affinity Chromatography Grade

    Cibacron Blue 3GA, Affinity Chromatography Grade

    开始于: NT$4,991.00

    Sulfonated triazine dye that can be immobilized on a support matrix and used for affinity chromatography of proteins. Also used for probing nucleotide binding sites in proteins. (Reactive blue 2)

    1H NMR and mass spectrometry data are consistent with the structure shown.

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  6. Fast Blue (FB)

    Fast Blue (FB)

    开始于: NT$13,451.00

    Fast blue fluorescent tracer used in studies of peripheral nervous system to determine the number & origin of neurons projecting to specific area 

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  7. DAB-4HCl (3-3’-Diaminobenzidine tetrahydrochloride) 30ML Vials

    DAB-4HCl (3-3’-Diaminobenzidine tetrahydrochloride) 30ML Vials

    开始于: NT$4,610.00

    Chromogen of choice for immunoperoxidase techniques. The brown reaction product is highly insoluble, and will not diffuse from the site of localization. The color does not fade, and therefore, slides can be saved as a permanent record. The reaction product also chelates with osmium tetroxide and becomes electron dense for use in electron microscopy.

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  8. Hydroethidine™ (Dihydroethidium bromide)

    Hydroethidine™ (Dihydroethidium bromide)

    开始于: NT$9,268.00

    Reduced ethidium bromide. A vital stain. Enters and stains living cells without cellular trauma.

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  9. 2’,7’-Dichlorofluorescein

    2’,7’-Dichlorofluorescein

    开始于: NT$9,933.00

    0.2% Solution in ethanol can be used for the detection of saturated and unsaturated lipids.

    λ max 509nm

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  10. Lissamine Rhodamine B sulfonyl chloride, ~99%

    Lissamine Rhodamine B sulfonyl chloride, ~99%

    开始于: NT$14,306.00

    Fluorescent protein stain with bright orange fluorescence. Used to visualize actin filaments in living amoebas. Useful for waste water testing and various microbiological applications.

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  11. Osmium ammine-B

    Osmium ammine-B

    开始于: NT$14,354.00

    Stable DNA stain.

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  12. Calcein, 2,4-Bis(N,N’-di[carboxymethyl]aminomethyl) fluorescein

    Calcein, 2,4-Bis(N,N’-di[carboxymethyl]aminomethyl) fluorescein

    开始于: NT$3,375.00

    Fluorescent bone stain. Also used for determination of serum magnesium.

    DCAF

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  13. Bisbenzimide (Hoechst 33258)

    Bisbenzimide (Hoechst 33258)

    开始于: NT$4,658.00

    Fluorescent chromosome stain. Recommended use is 10mg/ml for 2-10 minutes. This will vary based on section thickness.

    (2’-[4-Hydroxyphenyl]-5-[4-methyl-1-piperazinyl]-2,5’-bi-1H-benzimidazole trihydrochloride pentahydrate; Hoechst 33258)

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  14. Propidium iodide

    Propidium iodide

    开始于: NT$21,198.00

    Fluorescent marker.

    λ max: 493nm

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  15. Ethidium bromide

    Ethidium bromide

    开始于: NT$13,831.00

    Intercalates double-stranded nucleic acids; frameshift mutagen; fluorescent stain for nucleic acids in electrophoresis; used for DNA quantitation.

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  16. 2% Acridine Orange, Ready-to-Use

    2% Acridine Orange, Ready-to-Use

    开始于: NT$3,945.00

    DNA intercalating dye. A grade of acridine orange of exceptionally high purity, suitable for quantitative work. 了解更多

  17. Toluidine blue O, C.I. 52040, certified

    Toluidine blue O, C.I. 52040, certified

    开始于: NT$5,751.00

    A metachromatic, cationic thiazine dye that is widely used in in vitro biological applications. It has also been used in techniques for DNAase detection.

    λmax 626nm

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  18. Toluidine blue O, C.I. 52040, purified

    Toluidine blue O, C.I. 52040, purified

    开始于: NT$5,846.00

    Useful for staining RNA, oligodeoxynucleotides, proteins and glycosaminoglycans.

    λ max 626nm.

    Assay >60% anhydrous dye.

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  19. Fluorescein diacetate

    Fluorescein diacetate

    开始于: NT$5,133.00

    Lipase substrate. Also a fluorescent substrate in studies on membrane permeability and intracellular interactions.

    λ max: 498nm

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  20. Acridine mutagen ICR 191

    Acridine mutagen ICR 191

    开始于: NT$15,875.00

    Frameshift mutagenic standard for Ames test in Salmonella and E. Coli.

    ([6-Chloro-9-(3-[2-chloroethylamino]propylamino)-2-methoxyacridine] dihydrochloride; ICR 191 Acridine mutagen; Ames mutagen 191)

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