Protein Labeling Reagents
Molecular Probes™ Alexa Fluor™ 488 Alkyne (Alexa Fluor™ 488 5-Carboxamido-(Propargyl), Bis(Triethylammonium Salt)), 5-isomer
Alexa Fluor™ 488 Alkyne (Alexa Fluor™ 488 5-Carboxamido-(Propargyl), Bis(Triethylammonium Salt)), 5-isomer
Molecular Probes™ Alexa Fluor™ 647 Azide, Triethylammonium Salt
The far red-fluorescent Alexa Fluor™ 647 azide is reactive with terminal alkynes via a copper-catalyzed click reaction.
Molecular Probes™ Alexa Fluor™ 594 Hydrazide, for microinjection
Alexa Fluor™ 594 Hydrazide is useful as a cell tracer and as a reactive dye for labeling aldehydes or ketones in polysaccharides or glycoproteins.
Molecular Probes™ Alexa Fluor™ 350 Hydrazide
Alexa Fluor™ 350 Hydrazide is useful as a cell tracer and as a reactive dye for labeling aldehydes or ketones in polysaccharides or glycoproteins.
Molecular Probes™ Alexa Fluor™ 488 5-SDP Ester (Alexa Fluor™ 488 Sulfodichlorophenol Ester)
Alexa Fluor™ 488 5-SDP ester (Alexa Fluor™ 488 sulfodichlorophenol ester)
Molecular Probes™ Alexa Fluor™ 610-X NHS Ester (Succinimidyl Ester)
Used for stable signal generation in imaging and flow cytometry, Alexa Fluor™ 610-X dye is water soluble and pH-insensitive from pH 4 to pH 10.
Thermo Scientific™ DyLight™ 521-LS NHS Ester
Label antibodies or other proteins for FRET and multiplex fluorescence assays using fluors with large Stokes shifts (488nm excitation; yellow to far-red emission).
Thermo Scientific™ EZ-Link™ Biocytin
Synthesize long or trifunctional biotinylation reagents using this biotin variant containing a primary amine in its valeric acid chain.
Thermo Scientific™ Pierce™ Iodination Beads
Easily and gently label (iodinate) proteins and peptides with iodine-125 using reagent-coated polystyrene beads that can be removed following reaction.
Thermo Scientific™ Pierce™ Iodination Tubes
Reliably label (iodinate) proteins and peptides with iodine-125 using glass test tubes that are pre-coated (activated) with iodination reagent.
Thermo Scientific™ DyLight™ 633 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™ DyLight™ 488 Maleimide
Label antibodies or other proteins as probes for fluorescence imaging assays with the full spectral range of maleimide-activated DyLight Dyes.
Thermo Scientific™ DyLight™ 550 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™ DyLight™ 650-4xPEG NHS Ester
PEGylated far-red dye for enhanced fluorescence and reduced non-specific binding.
Thermo Scientific™ EZ-Link™ NHS-LC-Biotin
Biotinylate protein amines (e.g., lysines) with this long-chain (22.4A), NHS-ester biotinylation reagent containing a membrane permeable spacer arm for intracellular labeling.