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DNA Binding Dyes

Biotium has a wide selection of DNA-binding dyes for various applications. These include common classical dyes as well as novel dyes developed by Biotium.

Nuclear staining of cells in fluorescence microscopy: Biotium has developed novel nuclear stains such as Ethidium Homodimer III (EthD-III), RedDot™ dyes, and NucSpot® dyes. Click here for a complete listing of nuclear stains for fluorescence microscopy.

DNA dyes for gel staining: Biotium is the inventor of the two safest and most sensitive nucleic acid gel stains, GelRed® and GelGreen®.

Showing 1–16 of 42 results

    RedDot™2 Far-Red Nuclear Stain, 200X in DMSO

    From: $68 Sizes: 25 uL (15-20 tests, trial size), 250 uL (150-200 tests), 1 mL (600-1000 tests)Catalog #: 40061, 40061-1, - 40061-TView allHide

    RedDot™2 is a far-red cell membrane-impermeable nuclear dye similar to Draq7™, with excitation and emission at 665/695 nm. The dye is ideal for specifically staining the nuclei of dead cells with minimal cytoplasmic RNA staining.

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    RedDot™2 is a far-red cell membrane-impermeable nuclear dye similar to Draq7™, with excitation and emission at 665/695 nm. The dye is ideal for specifically staining the nuclei of dead cells with minimal cytoplasmic RNA staining.

     

    6X GelRed® Prestain Loading Buffer with Tracking Dye

    From: $76 Sizes: 1 mLCatalog #: 41009, - 41010View allHide

    6X GelRed® Prestain Loading Buffers are DNA gel loading buffers containing GelRed® for one-step fluorescent staining and gel loading of DNA. Choose loading buffer with two blue tracking dyes or loading buffer with orange tracking dye.

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    6X GelRed® Prestain Loading Buffers are DNA gel loading buffers containing GelRed® for one-step fluorescent staining and gel loading of DNA. Choose loading buffer with two blue tracking dyes or loading buffer with orange tracking dye.

     

    GelGreen® Agarose LE

    From: $50 Sizes: 5 g, 50 gCatalog #: 41030-5G, - 41030-50GView allHide

    GelGreen® Agarose LE is  pre-coated with GelGreen® Nucleic Acid Gel Stain for simple preparation of precast gels. With no need to handle concentrated fluorescent dye while preparing your gel, GelGreen® Agarose offers greater convenience and safety.

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    GelGreen® Agarose LE is  pre-coated with GelGreen® Nucleic Acid Gel Stain for simple preparation of precast gels. With no need to handle concentrated fluorescent dye while preparing your gel, GelGreen® Agarose offers greater convenience and safety.

     

    GelGreen® Nucleic Acid Gel Stain

    From: $22 Sizes: Trial size (0.1 mL), 0.5 mL, 10 mLCatalog #: 41004, 41005, 41005-1, - 41005-TView allHide

    GelGreen® is a sensitive, stable and environmentally safe green fluorescent nucleic acid dye designed to stain either dsDNA, ssDNA or RNA in agarose gels. GelGreen® is far more sensitive than SYBR Safe.

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    GelGreen® is a sensitive, stable and environmentally safe green fluorescent nucleic acid dye designed to stain either dsDNA, ssDNA or RNA in agarose gels. GelGreen® is far more sensitive than SYBR Safe.

     

    GelRed® Agarose LE

    From: $50 Sizes: 5 g, 50 gCatalog #: 41029-5G, - 41029-50GView allHide

    GelRed® Agarose LE is  pre-coated with GelRed® Nucleic Acid Gel Stain for simple preparation of precast gels. With no need to handle concentrated fluorescent dye while preparing your gel, GelRed® Agarose offers greater convenience and safety.

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    GelRed® Agarose LE is  pre-coated with GelRed® Nucleic Acid Gel Stain for simple preparation of precast gels. With no need to handle concentrated fluorescent dye while preparing your gel, GelRed® Agarose offers greater convenience and safety.

     

    GelRed® Nucleic Acid Gel Stain

    From: $26 Sizes: Trial size (0.1 mL), 0.5 mL, 10 mL, 4 LCatalog #: 41001, 41002, 41003, 41002-1, 41003-1, - 41003-TView allHide

    GelRed® is an ultra sensitive, extremely stable and environmentally safe fluorescent nucleic acid dye designed to replace the highly toxic ethidium bromide (EB) for staining dsDNA, ssDNA or RNA in agarose gels or polyacrylamide gels. GelRed® is far more sensitive than EB without requiring a destaining step.

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    GelRed® is an ultra sensitive, extremely stable and environmentally safe fluorescent nucleic acid dye designed to replace the highly toxic ethidium bromide (EB) for staining dsDNA, ssDNA or RNA in agarose gels or polyacrylamide gels. GelRed® is far more sensitive than EB without requiring a destaining step.

     

    PMA Dye

    From: $132 Sizes: 1 mgCatalog #: 40013

    PMA (propidium monoazide) is a high affinity photoreactive DNA binding dye invented by scientists at Biotium for viability PCR of bacteria and other microorganisms.

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    PMA (propidium monoazide) is a high affinity photoreactive DNA binding dye invented by scientists at Biotium for viability PCR of bacteria and other microorganisms.

     

    PMA Dye, 20 mM in H2O

    From: $127 Sizes: 100 uLCatalog #: 40019

    PMA (propidium monoazide) dye is a DNA modifier invented by scientists at Biotium. It is a photo-reactive DNA-binding dye that is useful for determination of microbial viability by qPCR.

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    PMA (propidium monoazide) dye is a DNA modifier invented by scientists at Biotium. It is a photo-reactive DNA-binding dye that is useful for determination of microbial viability by qPCR.

     

    PMAxx™, 20 mM in H2O

    From: $127 Sizes: 100 uLCatalog #: 40069

    PMAxx™ dye is a DNA modifier used for viability PCR, invented by scientists at Biotium. PMAxx™ is a new and improved version of our popular viability dye PMA (propidium monoazide).

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    PMAxx™ dye is a DNA modifier used for viability PCR, invented by scientists at Biotium. PMAxx™ is a new and improved version of our popular viability dye PMA (propidium monoazide).

     

    AO Succinimidyl Ester

    From: $263 Sizes: 5 mgCatalog #: 40074

    The amine reactive succinimidyl ester of AO (acridine orange) can be conjugated to peptides, proteins, drugs, polymeric materials and biomolecules with primary amine groups.  The conjugates with green fluoroscence are able to complex with nucleic acids, resulting in green fluorescence nucleic acid conjugate adduct.

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    The amine reactive succinimidyl ester of AO (acridine orange) can be conjugated to peptides, proteins, drugs, polymeric materials and biomolecules with primary amine groups.  The conjugates with green fluoroscence are able to complex with nucleic acids, resulting in green fluorescence nucleic acid conjugate adduct.

     

    DMAO, 2 mM in DMSO

    From: $221 Sizes: 1 mLCatalog #: 40012

    DMAO, 2 mM in DMSO is a green-fluorescent nucleic acid dye for staining live bacteria.

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    DMAO, 2 mM in DMSO is a green-fluorescent nucleic acid dye for staining live bacteria.

     

    EB Succinimidyl Ester

    From: $263 Sizes: 5 mgCatalog #: 40072

    The amine reactive succinimidyl ester of EB (ethidium bromide) can be conjugated to peptides, proteins, drugs, polymeric materials and biomolecules with primary amine groups.  The conjugates are expected to be essentially nonfluorescent until they are able to complex with nucleic acids, resulting in red fluorescence.

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    The amine reactive succinimidyl ester of EB (ethidium bromide) can be conjugated to peptides, proteins, drugs, polymeric materials and biomolecules with primary amine groups.  The conjugates are expected to be essentially nonfluorescent until they are able to complex with nucleic acids, resulting in red fluorescence.

     

    Ethidium Homodimer I (EthD-1; EtDi)

    From: $173 Sizes: 1 mgCatalog #: 40010

    Ethidium Homodimer, first developed by Dr. Le Pecq and his colleagues, is a high affinity fluorescent nucleic acid stain.

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    Ethidium Homodimer, first developed by Dr. Le Pecq and his colleagues, is a high affinity fluorescent nucleic acid stain.

     

    Ethidium Homodimer III (EthD-III)

    From: $242 Sizes: 1 mgCatalog #: 40050

    Ethidium Homodimer III was developed by Biotium as an alternative to Ethidium Homodimer I. It has absorption and emission spectra similar to those of Ethidium Homodimer I, but stains DNA 45% brighter.

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    Ethidium Homodimer III was developed by Biotium as an alternative to Ethidium Homodimer I. It has absorption and emission spectra similar to those of Ethidium Homodimer I, but stains DNA 45% brighter.

     

    Ethidium Homodimer III (EthD-III), 1 mM in DMSO

    From: $236 Sizes: 200 uLCatalog #: 40051

    Ethidium Homodimer III was developed by Biotium as an alternative to Ethidium Homodimer I. It has absorption and emission spectra similar to those of Ethidium Homodimer I, but stains DNA 45% brighter.

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    200 uL
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    Ethidium Homodimer III was developed by Biotium as an alternative to Ethidium Homodimer I. It has absorption and emission spectra similar to those of Ethidium Homodimer I, but stains DNA 45% brighter.

     

    Ethidium Monoazide, Bromide (EMA)

    From: $151 Sizes: 5 mgCatalog #: 40015

    Ethidium monoazide bromide is a fluorescent nucleic acid binding dye. The dye, after photolysis, binds covalently to nucleic acids. It can be used for viability PCR.

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    Ethidium monoazide bromide is a fluorescent nucleic acid binding dye. The dye, after photolysis, binds covalently to nucleic acids. It can be used for viability PCR.