Protein Labeling Reagents

Thermo Scientific™ DyLight™ Fluor Phosphine Reagents

Label and detect azide-tagged molecules for metabolic labeling (Staudinger ligation) for fluorescence assays with phosphine-activated fluorescent dyes.

Thermo Scientific™ EZ-Link™ Hydrazide-LC-Biotin

Biotinylate glycoproteins (aldehydes of oxidized sugars) with this mid-length (24.7A) hydrazide-activated biotinylation reagent.

Thermo Scientific™ Pierce™ Biotin Quantitation Kit Available on GSA/VA Contract for Federal Government customers only.

HABA dye reagent and biotinylated protein standard for convenient colorimetric determination of biotinylation levels in antibodies and other proteins.

Thermo Scientific™ EZ-Link™ Sulfo-NHS-SS-Biotin and Labeling Kits Available on GSA/VA Contract for Federal Government customers only.

Biotinylate protein amines with this cleavable, mid-length (24.3A), water-soluble, NHS-ester biotinylation reagent containing a cleavable disulfide bond in the spacer arm.

Thermo Scientific™ EZ-Link™ Amine-PEG3-Biotin

Biotinylate proteins or surfaces using EDC or other amine-reactive crosslinkers with a mid-length (22.9A) biotinylation reagent containing a 3-unit polyethylene glycol spacer.

Thermo Scientific™ EZ-Link™ Psoralen-PEG3-Biotin

Biotinylate DNA or RNA via intercalation and conjugation with thymine- and other pyrimidine-containing bases with this light-activated biotinylation reagent.

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™ EZ-Link™ Sulfo-NHS-LC-Biotin No-Weigh™ Format

Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin No-Weigh™ Format is an intermediate-length, water-soluble biotinylation reagent for labeling antibodies, proteins and other molecules that have primary amines.

Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin and Labeling Kits Available on GSA/VA Contract for Federal Government customers only.

Biotinylate protein amines (e.g., lysines) with this very popular mid-length (22.4A), water-soluble, NHS-ester biotinylation reagent for antibody or cell-surface labeling.

Thermo Scientific™ EZ-Link™ Hydrazide-Biotin

Biotinylate glycoproteins (aldehydes of oxidized sugars) with this simplest and shortest (15.7A) hydrazide-activated biotinylation reagent.

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.

BD 7-AAD Staining Solution Available on GSA/VA Contract for Federal Government customers only.

Convenient, ready-to-use nucleic acid dye that can be used in place of propidium iodide (PI)

Thermo Scientific™ EZ-Link™ TFPA-PEG3-Biotin

Biotinylate molecules without common functional groups for coupling with this efficient, light-activated biotinylation reagent based on tetrafluorophenyl azide.

Thermo Scientific™ Pierce™ Fluorescence Biotin Quantitation Kit

Determine biotinylation levels in labeled antibodies and other proteins using this fluorescent assay reagent and HABA dye for rapid and sensitive measurement.

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.

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™ Azido-Sugars

Study glycoproteins using in vivo metabolic labeling and chemoselective ligation to phosphine reagents with these azide-tagged sugars (GlcNAz, GalNAz, ManNAz).

Thermo Scientific™ EZ-Link™ Amine-PEG2-Biotin

Biotinylate proteins or surfaces using EDC or other amine-reactive crosslinkers with this short (20.4A) biotinylation reagent containing a 2-unit polyethylene glycol spacer.

Thermo Scientific™ EZ-Link™ HPDP-Biotin Available on GSA/VA Contract for Federal Government customers only.

Biotinylate reduced protein or peptide cysteines with this pyridyldithiol-activated, sulfhydryl-reactive biotinylation reagent containing a cleavable disulfide bond.

Thermo Scientific™ EZ-Link™ Sulfo-NHS-Biotin No-Weigh™ Format

Thermo Scientific™ EZ-Link™ Sulfo-NHS-Biotin No-Weigh™ Format is a short-chain, water-soluble biotinylation reagent for labeling antibodies, proteins and other molecules that have primary amines.

Thermo Scientific™ EZ-Link™ Amine-PEG11-Biotin

Biotinylate proteins or surfaces using EDC or other amine-reactive crosslinkers with this long (53.2A) biotinylation reagent containing an 11-unit polyethylene glycol spacer.

Thermo Scientific™ EZ-Link™ Maleimide-PEG2-Biotin

Biotinylate reduced cysteines with this short, maleimide-activated, sulfhydryl-reactive biotinylation reagent containing a 2-unit PEG spacer arm to enhance water solubility.

Thermo Scientific™ Pierce™ HABA Reagent

A colored, biotin assay reagent HABA (4'-hydroxyazobenzene-2-carboxylic acid) to measure biotinylation levels of biotinylated antibodies or proteins.

Thermo Scientific™ EZ-Link™ NHS-PEG4-Biotin No-Weigh™ Format

Thermo Scientific™ EZ-Link™ NHS-PEG4-Biotin No-Weigh™ Format is a pegylated, water-soluble reagent for simple and efficient biotin labeling of antibodies, proteins and other primary amine-containing macromolecules.

GE Healthcare Amersham™ CyDye™ Value Packs (mono-Reactive NHS Ester) Available on GSA/VA Contract for Federal Government customers only.

Use for highly accurate labeling of amine groups. GE Healthcare Amersham™ CyDye™ Value Packs (mono-Reactive NHS Ester) contain derivitized CyDyes that carry only one reactive group on each dye molecule for accurate labeling of amine groups, for example on antibodies, peptides, or oligonucleotides.

Thermo Scientific™ EZ-Link™ NHS-PEG4-Biotin and Labeling Kits

Biotinylate protein amines and maximize solubility of proteins with this long (29.0A) NHS-ester biotinylation reagent containing a pegylated, water-soluble spacer arm.

Thermo Scientific™ EZ-Link™ Iodoacetyl-PEG2-Biotin

Biotinylate reduced cysteines (-SH groups) at high pH with this haloacetyl-activated, sulfhydryl-reactive biotinylation reagent containing polyethylene glycol for solubility.

Thermo Scientific™ EZ-Link™ Sulfo-NHS-Biotin and Labeling Kits Available on GSA/VA Contract for Federal Government customers only.

Biotinylate protein amines (e.g., lysines) with our shortest (13.5A), water-soluble, NHS-ester biotinylation reagent for antibody or cell-surface labeling.

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.

Thermo Scientific Pierce™ EZ-Link™ Sulfo NHS-LC-LC-Biotin, No-Weigh Format

Thermo Scientific EZ-Link Sulfo-NHS-LC-LC-Biotin enables simple and efficient biotin labeling of antibodies, proteins, and any other primary amine–containing macromolecules.

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