Nuclear Stains & DNA/RNA Dyes
We offer a selection of nuclear stains for live, fixed, or dead cells in multiple colors. Visit our Cellular Stains Technology Page to learn more.
NucSpot® Live Cell Nuclear Stains
No-wash, fluorescent DNA nuclear stains dyes with low toxicity for long-term live cell imaging or fixed cell staining. Choose green or far-red fluorescence.
No-wash, fluorescent DNA nuclear stains dyes with low toxicity for long-term live cell imaging or fixed cell staining. Choose green or far-red fluorescence.
NucSpot® 470 Nuclear Stain, 1000X in DMSO
A cell membrane-impermeant, nuclear-specific green fluorescent DNA stain.
A cell membrane-impermeant, nuclear-specific green fluorescent DNA stain.
RedDot™1 Far-Red Nuclear Stain, 200X in Water
A far-red live cell nuclear stain similar to Draq5™.
A far-red live cell nuclear stain similar to Draq5™.
RedDot™2 Far-Red Nuclear Stain, 200X in DMSO
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.
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.
DMAO, 2 mM in DMSO
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.
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.
Ethidium Homodimer III (EthD-III)
A red fluorescent dead cell stain for bacteria and mammalian cells that is brighter than Ethidium Homodimer I.
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
A red fluorescent dead cell stain for bacteria and mammalian cells
A red fluorescent dead cell stain for bacteria and mammalian cells
Oxazole Yellow (YO-PRO®-1), 1 mM in DMSO
Oxazole yellow, also known as YO-PRO®-1, is a green-fluorescent, cell-impermeant nucleic acid stain that can be used as a early marker of apoptosis.
Oxazole yellow, also known as YO-PRO®-1, is a green-fluorescent, cell-impermeant nucleic acid stain that can be used as a early marker of apoptosis.
Oxazole Yellow Homodimer (YOYO®-1), 1 mM in DMSO
Oxazole yellow homodimer, also known as YOYO®-1, is a green-fluorescent, cell-impermeant nucleic acid stain that can be used to stain dead or fixed cells.
Oxazole yellow homodimer, also known as YOYO®-1, is a green-fluorescent, cell-impermeant nucleic acid stain that can be used to stain dead or fixed cells.
Thiazole Green (SYBR® Green I), 10,000X in DMSO
Thiazole Green, which is structurally identical to SYBR® Green I Nucleic Acid Gel Stain, is one of the most sensitive stains available for detecting double-stranded DNA (dsDNA) in agarose, polyacrylamide gels and qPCR.
Thiazole Green, which is structurally identical to SYBR® Green I Nucleic Acid Gel Stain, is one of the most sensitive stains available for detecting double-stranded DNA (dsDNA) in agarose, polyacrylamide gels and qPCR.
Thiazole Orange Homodimer (TOTO®-1), 1 mM in DMSO
Thiazole orange homodimer (TOhD), also known as TOTO®-1, is a cell-impermeant, high-affinity, fluorogenic green nucleic acid stain.
Thiazole orange homodimer (TOhD), also known as TOTO®-1, is a cell-impermeant, high-affinity, fluorogenic green nucleic acid stain.
Thiazole Orange, 10 mM in DMSO
Thiazole orange (TO) is commonly used in reticulocyte analysis to stain residual RNA of blood cells, to stain DNA in agarose gels and capillary electrophoresis. Thiazole Orange stains the yeast nucleus, and is also able to stain bacteria and mammalian cells.
Thiazole orange (TO) is commonly used in reticulocyte analysis to stain residual RNA of blood cells, to stain DNA in agarose gels and capillary electrophoresis. Thiazole Orange stains the yeast nucleus, and is also able to stain bacteria and mammalian cells.
Thiazole Red (TO-PRO®-3), 1 mM in DMSO
Thiazole red, also known as TO-PRO®-3, is a cell-impermeant, high-affinity far-red nucleic acid stain.
Thiazole red, also known as TO-PRO®-3, is a cell-impermeant, high-affinity far-red nucleic acid stain.
Thiazole Red Homodimer (TOTO®-3), 1 mM in DMSO
Thiazole red homodimer (TRhD), also known as TOTO®-3, is a cell-impermeant, high-affinity, far-red fluorogenic nucleic acid stain.
Thiazole red homodimer (TRhD), also known as TOTO®-3, is a cell-impermeant, high-affinity, far-red fluorogenic nucleic acid stain.
TO iodide (TO-PRO®-1), 1 mM in DMSO
TO iodide, also known as TO-PRO®-1, is a cell-impermeant, high-affinity carbocyanine monomeric nucleic acid stain that is essentially nonfluorescent in the absence of nucleic acids but exhibits green fluorescence when bound to nucleic acids.
TO iodide, also known as TO-PRO®-1, is a cell-impermeant, high-affinity carbocyanine monomeric nucleic acid stain that is essentially nonfluorescent in the absence of nucleic acids but exhibits green fluorescence when bound to nucleic acids.
DAPI
DAPI is a popular blue fluorescent DNA dye. The dye binds to the minor groove of dsDNA with approximately 20-fold fluorescence enhancement.
DAPI is a popular blue fluorescent DNA dye. The dye binds to the minor groove of dsDNA with approximately 20-fold fluorescence enhancement.