Dyes and Labeling Reagents

This category comprises chemicals for permanent and temporary labeling of organelles, proteins, and other molecules. For example, this includes the covalent linkage of a target protein, such as an antibody, with a fluorescent dye/fluorophore, allowing detection of the target protein in microscopic experiments. For the purpose of detection, proteins can also be coupled with reporter enzymes (e.g. HRP) or radioactive isotopes. To facilitate the purification of a target protein, biotinylation followed by streptavidine affinity binding has proven to be effective.

This category comprises chemicals for permanent and temporary labeling of organelles, proteins, and other molecules. For example, this includes the covalent linkage of a target protein, such as an... read more »
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Dyes and Labeling Reagents

This category comprises chemicals for permanent and temporary labeling of organelles, proteins, and other molecules. For example, this includes the covalent linkage of a target protein, such as an antibody, with a fluorescent dye/fluorophore, allowing detection of the target protein in microscopic experiments. For the purpose of detection, proteins can also be coupled with reporter enzymes (e.g. HRP) or radioactive isotopes. To facilitate the purification of a target protein, biotinylation followed by streptavidine affinity binding has proven to be effective.

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iFluor(R) 647-dextran conjugate (average MW = ~10K)
iFluor(R) 647-dextran conjugate (average MW = ~10K)

Item number: ABD-21718

iFluor(R) 647-dextran conjugate (average molecular weight ~10,000 Da) is a hydrophilic fluorescent probe composed of a 10 kDa dextran polymer covalently labeled with iFluor(R) 647, a far-red-emitting dye with excitation and emission maxima at approximately 656 nm and 670 nm, respectively. The relatively low...
Application: Far-red fluorescent dextran, intracellular compartment labeling, vascular permeability monitoring
245.00€ *
Review
5-FITC (FITC Isomer I, fluorescein-5-isothiocyanate) *UltraPure Grade*
5-FITC (FITC Isomer I, fluorescein-5-isothiocyanate)...

Item number: ABD-122

5-FITC and 6-FITC have very similar absorption and fluorescence spectra. However, the isomers may differ in their binding and reactivities to proteins, and the conjugates may migrate differently in electrophoretic gels.
Application: Labeling
CAS 3326-32-7
From 145.00€ *
Review
BAPTA, AM
BAPTA, AM

Item number: ABD-21001

BAPTA AM is cell-permeable version of BAPTA, a cell-permeable calcium chelator.
Application: Calcium chelator
CAS 126150-97-8
114.00€ *
Review
DiO perchlorate (3,3-Dioctadecyloxacarbocyanine perchlorate)
DiO perchlorate (3,3-Dioctadecyloxacarbocyanine perchlorate)

Item number: ABD-22066

Lipophilic fluorescent stain. DiO (green fluorescence), DiD (red fluorescence) and DiR (deep red fluorescent) provide a convenient tool for multicolor imaging and flow cytometric analysis of live cells.
Application: Lipophilic fluorescent stain
114.00€ *
Review
Rhod-5N, tripotassium salt
Rhod-5N, tripotassium salt

Item number: ABD-21072

Rhod-5N is essentially nonfluorescent in the absence of divalent cations and exhibits strong fluorescence enhancement with no spectral shift upon binding Ca2+.
Application: Low affinity fluorescent calcium probe, Calcium indicator
363.00€ *
Review
NAADP-AM
NAADP-AM

Item number: ABD-20997

NAADP (nicotinic acid adenine dinucleotide phosphate) is a recently discovered second messenger. NAADP is negatively charged (to prevent it from leaking out of cells). The negative charge of NAADP makes it well retained in cells, but imposes difficulties in loading NAADP into live cells. NAADP must be injected,...
From 434.00€ *
Review
Coelenterazine 400a
Coelenterazine 400a

Item number: Cay16157-1

Coelenterazine 400a is a bisdeoxy derivative of coelenterazine (Cay-16123) that displays an emission maximum of 395 nm following conversion by Renilla luciferase (Rluc). It is used in bioluminescence resonance energy transfer 2 (BRET2) protocols, whereas coelenterazine h (Cay-16894), which displays an emission...
Keywords: 6-phenyl-2,8-bis(phenylmethyl)-imidazo[1,2-a]pyrazin-3(7H)-one
Application: Renilla luciferase luminescent substrate
CAS 70217-82-2
MW: 391.5 D
From 151.00€ *
Review
HIS Lite(TM) Cy3B Tris NTA-Ni Complex
HIS Lite(TM) Cy3B Tris NTA-Ni Complex

Item number: ABD-12621

HIS Lite(TM) Cy3B Tris NTA-Ni Complex is a site-specific, non-covalent labeling reagent designed for the efficient detection of polyhistidine-tagged (His-tagged) proteins in cells, solution, and solid surfaces. The reagent consists of a Tris-nitrilotriacetic acid (Tris-NTA) chelator coordinated with Ni(II) and...
Application: Fluorescent His-tagged protein labeling
291.00€ *
Review
CYTO-16 *equivalent to SYTO 16*
CYTO-16 *equivalent to SYTO 16*

Item number: ABD-17568

CYTO 16 is manufactured by AAT Bioquest to replace SYTO 16 Green Nucleic Acid Stain. They have virtually the same chemical and biological properties. CYTO 16 is a cell-permeant nucleic acid stain that exhibits bright, green fluorescence upon binding to nucleic acids. The CYTO 16 dye can be used to stain RNA (Ex/Em ~...
Application: Green fluorescent nucleic acid stain, live-cell imaging
291.00€ *
Review
iFluor(R) 647-dextran conjugate (average MW = ~70K)
iFluor(R) 647-dextran conjugate (average MW = ~70K)

Item number: ABD-21720

iFluor(R) 647-dextran conjugate (average molecular weight ~70,000 Da) is a high molecular weight, water-soluble fluorescent probe designed for advanced studies of extracellular transport and vascular dynamics. The 70 kDa dextran polymer is covalently labeled with iFluor(R) 647, a far-red-emitting fluorophore with...
Application: Far-red fluorescent dextran, vascular permeability/paracellular transport diffusion studies
245.00€ *
Review
Biotin-4-fluorescein
Biotin-4-fluorescein

Item number: ABD-3006

Specific binding of this biotin-fluorescein conjugate towards avidin and streptavidin is accompanied by 84-88% quenching of ligand fluorescence. It is used for the quantitation of biotin-binding sites.
Application: Biotin conjugation
CAS 1032732-74-3
145.00€ *
Review
Pyridoxal hydrochloride
Pyridoxal hydrochloride

Item number: CDX-P0118-G050

Solid. Soluble in water (50 mg/ml). For the labeling of amino acids and their detection in picomolar amounts.
Application: Amino acid labeling
CAS 65-22-5
MW: 203,62 D
From 150.00€ *
Review
10 from 269 pages