Combines exceptional photostability with bright and intense signals. Cytiva Cy™3B NHS Ester Mono-Reactive CyDye™ provides targeted and specific labeling of amine residues on antibodies, peptides, or oligonucleotides in fluorescence polarization applications.

Alexa Fluor™ 647 is a bright and photostable far-red dye with excitation ideally suited to the 633 nm laser line.

The far red-fluorescent Alexa Fluor™ 647 azide is reactive with terminal alkynes via a copper-catalyzed click reaction.

Activated derivatives of green-fluorescent fluorescein dye to label antibodies, proteins and other molecules for fluorescence imaging (ex 494; em 518).

monochlorobimane (mBCI)

Alexa Fluor™ 647 is a bright, far-red fluorescent dye with excitation ideally suited for the 594 nm or 633 nm laser lines.

A red-excitable, pH-sensitive cyanine dye derivative, reporting receptors movement from the cell surface into acidic endosomes upon agonist stimulation.

Cascade Blue™ acetyl azide, trisodium salt

Alexa Fluor™ 546 is a bright yellow dye. Used in imaging and flow cytometry, Alexa Fluor™ 546 dye is water soluble and pH-insensitive from pH 4 to pH 10.

7-diethylamino-3-((((2-maleimidyl)ethyl)amino)carbonyl)coumarin (MDCC)

Alexa Fluor™ 633 is a bright, red fluorescent dye with excitation ideally suited to the 633 nm laser line.

Alexa Fluor™ 488 is a bright, green-fluorescent dye with excitation ideally suited for the 488 nm laser line.

5-SFX (6-(Fluorescein-5-Carboxamido) Hexanoic Acid, Succinimidyl Ester), single isomer

Alexa Fluor™ 405 is a blue-fluorescent dye optimal for use with the 405 nm violet laser.

4,4-difluoro-5,7-dimethyl-4-bora-3a,4a-diaza-s-indacene-3-propionyl ethylenediamine, hydrochloride (BODIPY™ FL EDA)

CPM (7-Diethylamino-3-(4'-Maleimidylphenyl)-4-Methylcoumarin)

Texas Red™-X, Succinimidyl Ester, single isomer

Label antibodies or other proteins as probes for fluorescence imaging assays with the full spectral range of NHS ester-activated DyLight Dyes.

Texas Red™ Hydrazide, >90% single isomer

Alexa Fluor™ 488 is a bright, green fluorescent dye with excitation ideally suited to the 488 nm laser line.

Alexa Fluor Carboxylic Acid tris(triethylammonium) salts are non-reactive forms of the Alexa Fluor dye that can be used as a reference standard for dye-conjugates. Choose from ten different Alexa Fluor free acid dyes that span the spectrum, from 350 to 750 nm, to meet your research needs.

Affinity resin with spin columns to quickly bind and remove excess fluorescent dye from antibody (protein) solutions following labeling reactions.

Oregon Green™ 488 Carboxylic Acid, Succinimidyl Ester, 5-isomer

fluorescein-5-EX, succinimidyl ester

Tetramethylrhodamine Cadaverine, 5-(and-6)-((N-(5-Aminopentyl) Amino) Carbonyl) Tetramethylrhodamine, mixed isomers

Pacific Orange™ Succinimidyl Ester, Triethylammonium Salt

Label antibodies, proteins and other molecules for fluorescence imaging (ex 546; em 572-615) using these activated derivatives of red-fluorescent rhodamine dye.

Texas Red™ C₂ maleimide

Easily attach Alexa Fluor™ pHrodo™ and Biotin sDIBO Alkyne tags to azido-modified antibodies using SiteClick™ chemistry.

Texas Red™ Sulfonyl Chloride, mixed isomers