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Protein Labeling Reagents

Various reagents designed to selectively label target proteins. Products include classic dyes, radioisotope labels, biotinylation reagents, fluorescent labels, molecular probes, assays, and labeling kits.
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1 – 15 of 298 results
1

Thermo Scientific™ Alexa Fluor™ 420 NHS Ester (Succinimidyl Ester)
GREENER_CHOICE

Alexa Fluor 420 NHS Ester is an amine-reactive dye optimized for multiplex IHC and spatial biology. A long Stokes shift and 420/500 ex/em make it a good match for the CFP filter.

5

Thermo Scientific™ Vivid™ Red Fluorescent Standard  DFS Item

Vivid™ Fluorescent Standards represent the products formed during oxidation of Vivid™ Substrates by cytochrome P450 enzymes.

8

Molecular Probes™ pHrodo™ Red, succinimidyl ester (pHrodo™ Red, SE)  DFS Item

New pH-sensitive pHrodo™ Red dye conjugates give faster and more accurate results than any other phagocytosis assay.

10

Thermo Scientific™ EZ-Link™ NHS-PEG12-Biotin, No-Weigh™ Format

Biotinylate protein amines and maximize solubility of proteins with this very long (56.0A) NHS-ester biotinylation reagent containing a pegylated, water-soluble spacer arm.

Label Type Biotin & Analogs
11

Thermo Scientific™ EZ-Link™ HPDP-Biotin, No-Weigh™ Format

Solubility DMF (Dimethylformamide),DMSO (Dimethylsulfoxide)
Label Type Biotin & Analogs
12

Thermo Scientific™ LanthaScreen™ Thiol Reactive Tb Chelate  DFS Item

LanthaScreen™ Thiol Reactive Tb Chelate

Shipping Condition Dry Ice
Content And Storage LanthaScreen™ TR-FRET Labeling Reagents are provided lyophilized. Store at -20°C, desiccated, and protected from light. After reconstitution, terbium lanthanide chelates should be stored on ice and used within the same day.
Product Type Thiol Reactive Tb Chelate
Product Line LanthaScreen
13

Invitrogen™ LanthaScreen™ Amine Reactive Tb Chelate  DFS Item

As part of the LanthaScreen™ TR-FRET toolbox of assay reagents, LanthaScreen™ Amine Reactive Tb Chelate labeling reagent is available for assay development.

Shipping Condition Dry Ice
Content And Storage LanthaScreen™ TR-FRET Labeling Reagents are provided lyophilized. Store at -20°C, desiccated, and protected from light. After reconstitution, terbium lanthanide chelates should be stored on ice and used within the same day.
Product Type Amine Reactive Tb Chelate
Product Line LanthaScreen
14

Thermo Scientific™ FL - TB3 Peptide, 100μM  DFS Item

Contain known interaction motifs and are labeled with fluorescein

15

Thermo Scientific™ FL - eA2 Peptide, 100μM  DFS Item

Contain known interaction motifs and are labeled with fluorescein