Protein Labeling Reagents
Invitrogen™ Click-iT™ sDIBO Alkynes for copper-free click chemistry
Experience copper-free 'click chemistry' with Click-IT™ Alexa Fluor™, and sDIBO Alkyne reagents, which are ideal for surface labeling of live cells and minimize damage to enzymes and fluorescent proteins.
Thermo Scientific™ FITC (5/6-fluorescein isothiocyanate), mixed isomer
Activated derivatives of green-fluorescent fluorescein dye to label antibodies, proteins and other molecules for fluorescence imaging (ex 494; em 518).
Thermo Scientific™ DyLight™ 650 NHS Ester
Label antibodies or other proteins as probes for fluorescence imaging assays with the full spectral range of NHS ester-activated DyLight Dyes.
Thermo Scientific™ EZ-Link™ Sulfo-NHS-SS-Biotin, No Weigh Format
Thermo Scientific™ EZ-Link™ Sulfo-NHS-SS-Biotin No-Weigh™ Format is a water-soluble, NHS-ester biotinylation reagent whose spacer arm includes a cleavable disulfide bond for reversible labeling of proteins and cell surface primary amines.
Molecular Probes™ Alexa Fluor™ Carboxylic Acid, tris(triethylammonium) salts
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.
Thermo Scientific™ EZ-Link™ Maleimide-PEG11-Biotin
Biotinylate reduced cysteines with this long, maleimide-activated, sulfhydryl-reactive biotinylation reagent with an 11-unit PEG spacer arm to enhance solubility and reach.
Invitrogen™ Alexa Fluor™ 594 C5 Maleimide
Alexa Fluor™ 594 is a bright, red fluorescent dye that can be excited using the 561 nm or 594 nm laser lines.
Invitrogen™ Alexa Fluor™ 488 Hydrazide
Alexa Fluor™ 488 Hydrazide is useful as a cell tracer and as a reactive dye for labeling aldehydes or ketones in polysaccharides or glycoproteins.
Invitrogen™ Dansyl Ethylenediamine, 5-Dimethylaminonaphthalene-1-(N-(2-Aminoethyl))sulfonamide
5-dimethylaminonaphthalene-1-(N-(2-aminoethyl))sulfonamide (dansyl ethylenediamine)
Invitrogen™ BODIPY™ 630/650-X NHS Ester (Succinimidyl Ester)
BODIPY™ 630/650-X dye is bright, far-red fluorescent dye. It has a high extinction coefficient and fluorescence quantum yield and is relatively insensitive to solvent polarity and pH change.
Invitrogen™ Acryloyl-X, SE (6-((acryloyl)amino)hexanoic acid, succinimidyl ester)
Acryloyl-X, SE (6-((acryloyl)amino)hexanoic acid, succinimidyl ester) is an amine-reactive molecule that enables crosslinking of acrylamide to proteins and other biomolecules containing amines.
Invitrogen™ Alexa Fluor™ 594 NHS Ester (Succinimidyl Ester)
Alexa Fluor™ 594 is a bright red dye. Used for stable signal generation in imaging and flow cytometry, Alexa Fluor™ 594 dye is water soluble and pH-insensitive from pH 4 to pH 10.