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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®.

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    GelRed® Nucleic Acid Gel Stain

    From: $28 Sizes: Trial size (0.1 mL), 0.5 mL, 10 mL, 4 LCatalog #: 41001, 41002, 41003, 41002-1, 41003-1, - 41003-TView allHide

    Ultra sensitive and environmentally safe replacement for EtBr DNA/RNA gel stain.

    Format
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    Ultra sensitive and environmentally safe replacement for EtBr DNA/RNA gel stain.

     

    GelGreen® Nucleic Acid Gel Stain

    From: $24 Sizes: Trial size (0.1 mL), 0.5 mL, 10 mLCatalog #: 41004, 41005, 41005-1, - 41005-TView allHide

    GelGreen® is a sensitive, non-mutagenic and environmentally safer green fluorescent DNA gel stain.

    Format
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    GelGreen® is a sensitive, non-mutagenic and environmentally safer green fluorescent DNA gel stain.

     

    GelRed® Agarose LE

    From: $52 Sizes: 5 g, 50 gCatalog #: 41029-5G, - 41029-50GView allHide

    Ultrapure molecular biology grade agarose pre-coated with GelRed® Nucleic Acid Gel Stain for convenient and safer preparation of precast gels.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    Ultrapure molecular biology grade agarose pre-coated with GelRed® Nucleic Acid Gel Stain for convenient and safer preparation of precast gels.

     

    GelGreen® Agarose LE

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

    Ultrapure molecular biology grade agarose pre-coated with GelGreen® Nucleic Acid Gel Stain for convenient and safer preparation of precast gels.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    Ultrapure molecular biology grade agarose pre-coated with GelGreen® Nucleic Acid Gel Stain for convenient and safer preparation of precast gels.

     

    6X GelRed® Prestain Loading Buffer with Tracking Dye

    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, with your choice of blue or orange tracking dyes.

    Tracking dye
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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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, with your choice of blue or orange tracking dyes.

     

    PAGE GelRed® Nucleic Acid Gel Stain

    From: $23 Sizes: 0.1 mL, 500 uL, 4 LCatalog #: 41014, 41008-500uL, - 41008-TView allHide

    PAGE GelRed® is a non-toxic, non-mutagenic red DNA gel stain specifically formulated to stain DNA in polyacrylamide gels. PAGE GelRed® can be imaged using a 254 nm UV transilluminator with an ethidium bromide filter.

    Format
    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    PAGE GelRed® is a non-toxic, non-mutagenic red DNA gel stain specifically formulated to stain DNA in polyacrylamide gels. PAGE GelRed® can be imaged using a 254 nm UV transilluminator with an ethidium bromide filter.

     

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

    From: $77 Sizes: 25 uL, 250 uL, 1 mLCatalog #: 40061, 40061-1, - 40061-TView allHide

    A far-red cell membrane-impermeant nuclear dye with greater nuclear specificity than Draq7™. Ideal for fixed cell nuclear counterstaining with minimal cytoplasmic RNA staining.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    A far-red cell membrane-impermeant nuclear dye with greater nuclear specificity than Draq7™. Ideal for fixed cell nuclear counterstaining with minimal cytoplasmic RNA staining.

     

    EvaGreen® Dye, 20X in Water

    From: $46 Sizes: Trial size (1 mL), 5 x 1 mLCatalog #: 31000, - 31000-TView allHide

    A patented green fluorescent nucleic acid dye with features that are ideal for applications such as qPCR, HRM®, LAMP, and digital PCR.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    A patented green fluorescent nucleic acid dye with features that are ideal for applications such as qPCR, HRM®, LAMP, and digital PCR.

     

    PMA (Propidium Monoazide)

    From: $135 Sizes: 100 uL, 1 mgCatalog #: 40013, - 40019View allHide

    A photo-reactive DNA-binding dye typically used in viability PCR (v-PCR) of microorganisms like bacteria, viruses, and fungi.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    100 uL
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    A photo-reactive DNA-binding dye typically used in viability PCR (v-PCR) of microorganisms like bacteria, viruses, and fungi.

     

    PMAxx™ Dye, 20 mM in H2O

    From: $131 Sizes: 100 uLCatalog #: 40069

    Viability PCR dye, a new and improved version of the popular viability dye propidium monoazide (PMA).

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    100 uL
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    Viability PCR dye, a new and improved version of the popular viability dye propidium monoazide (PMA).

     

    AO Succinimidyl Ester

    From: $279 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.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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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: $228 Sizes: 1 mLCatalog #: 40012

    A membrane-permeable DNA dye, excellent for staining both gram positive and gram negative bacteria. Stained cells can be detected by fluorescence microscopy or flow cytometry.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    A membrane-permeable DNA dye, excellent for staining both gram positive and gram negative bacteria. Stained cells can be detected by fluorescence microscopy or flow cytometry.

     

    EB Succinimidyl Ester

    From: $279 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.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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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 III (EthD-III)

    From: $249 Sizes: 1 mgCatalog #: 40050

    A red fluorescent dead cell stain for bacteria and mammalian cells that is brighter than Ethidium Homodimer I.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    A red fluorescent dead cell stain for bacteria and mammalian cells that is brighter than Ethidium Homodimer I.

     

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

    From: $250 Sizes: 200 uLCatalog #: 40051

    A red fluorescent dead cell stain for bacteria and mammalian cells

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    200 uL
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    A red fluorescent dead cell stain for bacteria and mammalian cells

     

    Ethidium Monoazide Bromide (EMA)

    Sizes: 5 mgCatalog #: 40015

    A photo-activated fluorescent nucleic acid binding dye used to selectively and covalently label dead cells in the presence of live cells for viability PCR, fluorescent microscopy, and flow cytometry.

    Note: Due to operating restrictions related to our COVID-19 response, primary antibody conjugates of R-PE, APC, PerCP, HRP, or AP are temporarily unavailable. All other antibody options are still available. We apologize for the inconvenience. Please see our easy-to-use Mix-n-Stain™ Antibody Labeling Kits for labeling antibodies with R-PE, APC, tandem dyes, and enzymes.
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    5 mg
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    A photo-activated fluorescent nucleic acid binding dye used to selectively and covalently label dead cells in the presence of live cells for viability PCR, fluorescent microscopy, and flow cytometry.