DNA / RNA / Protein Dyes
13 Item(s)
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XTT
Starting at: $172.00
Useful in in vitro cell growth assays with possible applicability to a variety of problems in cellular pharmacology and biology.
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4’,6-Diamidino-2-phenylindole dihydrochloride (DAPI)
Starting at: $106.00
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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Filipin (from Streptomyces filipinensis)
Starting at: $583.00
Polyene antibiotic fluorochrome for cholesterol determination. Used as an antifungal agent.
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5-Cyano-2,3-di-(p-tolyl)tetrazolium chloride (CTC)
Starting at: $155.00
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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Cibacron Blue 3GA, Affinity Chromatography Grade
Starting at: $108.00
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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Fast Blue (FB)
Starting at: $346.00
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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Hydroethidine™ (Dihydroethidium bromide)
Starting at: $205.00
Reduced ethidium bromide. A vital stain. Enters and stains living cells without cellular trauma.
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Bisbenzimide (Hoechst 33258)
Starting at: $101.00
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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2% Acridine Orange, Ready-to-Use
Starting at: $83.00
DNA intercalating dye. A grade of acridine orange of exceptionally high purity, suitable for quantitative work. Learn More
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Toluidine blue O, C.I. 52040, certified
Starting at: $125.00
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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Toluidine blue O, C.I. 52040, purified
Starting at: $127.00
Useful for staining RNA, oligodeoxynucleotides, proteins and glycosaminoglycans.
λ max 626nm.
Assay >60% anhydrous dye.
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Acridine mutagen ICR 191
Starting at: $344.00
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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