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Peptides

Peptide labeling involves the use of specific methods such as antibody labeling to identify and trace specific short-chain amino acid sequences to study their presence, distribution, and their function in living organisms, and is particularly important in the exploration of disease mechanisms.

  • Cy5.5
    TD0091210892-23-2
    Cy5.5 is a near-infrared fluorescent dye for labeling biomolecules such as peptides, proteins and oligonucleotides (Ex=673 nm, Em=707 nm)[2].
    • $48
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  • CY5-SE
    T18949146368-14-1
    CY5-SE (Cy5 NHS Ester) is a reactive dye used to label amino groups in peptides, proteins and nucleotides. It needs to be stored away from light. Excitation wavelength (nm): 640, emission wavelength (nm): 664.
    • $62
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  • CY5
    T15025146368-11-8
    Cy5 (Sulfo-Cyanine5) is a phalloidin dye used to label amino groups in peptides, proteins and oligonucleotides.
    • $30
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  • CY7
    T18956943298-08-6
    CY7 (Sulfo-Cyanine7) is a fluorescence labeling agent (Ex=750 nm, Em=773 nm). Cy7 is used for labeling oligonucleotides, antibodies, peptides, and proteins.
    • $54
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  • Cyanine5 NHS ester chloride
    T384321032678-42-4
    Cyanine5 NHS ester chloride is a reactive dye with red fluorescence that requires a small amount of organic cosolvent (such as DMF or DMSO) to label amino groups in peptides, proteins, and oligonucleotides.
    • $59
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  • CY7-SE Triethylamine (477908-53-5(free acid) )
    T18954L
    CY7-SE Triethylamine is a fluorescence labeling agent (Ex=700-770 nm,Em=790 nm) used for labeling proteins, peptides, antibodies, and oligonucleotides.
    • $31
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  • Cy5-N3
    T189421621101-43-6
    CY5-N3 (Sulfo-Cyanine5-azide) is an anthocyanin fluorescent dye with azide groups, utilized for cell imaging, tissue imaging, and in vivo imaging.
    • $112
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  • Fluorescein-5-maleimide
    T1899175350-46-8
    Fluorescein-5-maleimide (N-(5-Fluoresceinyl)maleimide) is a fluorescent thiol-reactive dye (excitation: 494 nm, emission: 519 nm).
    • $32
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  • Sulfo-Cy5.5
    TD0087210892-23-2
    Sulfo-Cy5.5 is a near-infrared fluorescent dye (Ex=673 nm, Em=707 nm) that can be used to label biomolecules such as peptides, proteins, and oligonucleotides [2].
    • $48
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  • CY5.5-COOH
    T861241449612-07-0
    CY5.5-COOH (Cyanine 5.5 carboxylic acid) is a fluorescent dye commonly used in biological imaging, cell imaging, protein localization, and immunostaining.
    • $44
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  • Cy5-DSPE
    T861272260669-68-7
    Cy5-DSPE is a fluorescent phospholipid that combines the cell membrane targeting properties of DSPE with the strong fluorescence of Cyanine 5 (Cy5), commonly used in bioimaging and drug delivery research.
    • $120
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  • Sulfo-Cy5 amine hydrochloride
    T87459L
    Sulfo-Cy5 amine hydrochloride (Sulfo-Cy5 amine hydrochloride) is a highly water-soluble Cy5 dye that can be conjugated to biomolecules without causing hydrophobic aggregation, improving the stability of fluorescently labeled products.
    • $97
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  • CY3
    T18945146368-13-0
    CY3 (Sulfo-Cyanine3) is an orange-fluorescent label for nucleic acids and proteins (λex=554, λem=568).
    • $56
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  • CY5 triethylamine salt
    T15025L
    CY5 triethylamine salt is a water-soluble dye, Excitation (nm):649, Emission (nm): 670.
    • $51
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  • 5-FAM
    T1405076823-03-5
    5-FAM (5-Carboxyfluorescein) (5-Carboxyfluorescein) contains a carboxylic acid, which can be used to react with primary amines via carbodiimide activation of the carboxylic acid. Fluorescein is the most common fluorescent derivatization reagent for labeling biomolecules. In addition to its excellent fluorescence quantum yield, relatively high absorptivity, and good water solubility, it also has an excitation maximum that closely matches the 488 nm spectral line of the argon-ion laser.
    • $33
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  • DBCO-Cy3
    T189691782950-79-1
    DBCO-Cy3 (DBCO-Sulfo-Cy3) is a modified cyanine-3 and orange-red fluorescent dye that can undergo SPAAC click chemistry reactions with azide groups. It has an excitation wavelength of 555 nm and an emission wavelength of 580 nm.
    • $169
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  • CY5-SE triethylamine salt
    T88361497420-70-8
    CY5-SE triethylamine salt (Fluorolink Cy5 triethanolamine salt) is a hydrophilic amine-reactive fluorescent probe. It displays excitation/emission maxima of 646/662 nm, respectively. Cy5-SE-conjugated ligands have been used in the characterization of hematopoietic tumor microenvironments.
    • $41
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  • 5(6)-Carboxyfluorescein
    T1889372088-94-9
    5(6)-Carboxyfluorescein (5-(and-6)-Carboxyfluorescein mixed isomers) contains a carboxylic acid that can be used to react with primary amines via carbodiimide activation of the carboxylic acid.
    • $29
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  • CY3-YNE
    T189441010386-62-5
    CY3-YNE (Sulfo-Cyanine3-alkyne) is a dye labeled with a biomarker group alkyne, which can be used to label proteins, antibodies, peptides, nucleic acid molecules, and nanoparticles (Ex/Em: 554/566 nm).
    • $56
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  • Dabsyl chloride
    T1896456512-49-3
    Dabsyl chloride (DABS-Cl) is an amine derivatizing agent and able to give rise to stable products that can be easily monitored spectrophotometrically at 460 nm.
    • $38
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  • Dithiazanine iodide
    T19807514-73-8
    Dithiazanine iodide (Netocyd) is a benzothiazole. It has been used as an antinematodal agent. It also has been effective as a nanoparticle in treating glioblastoma.
    • $46
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  • Resorufin
    T16734635-78-9
    Resorufin (NSC-12097) (NSC-12097) is a highly fluorescent pink dye.
    • $42
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  • IR-783
    TD0106115970-66-6
    IR 783 is a heptamethine cyanine fluorescent probe for in vivo imaging of tumor cells. It displays excitation/emission maxima of 776/798 nm, respectively.
    • $30
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  • 5-FAM SE
    T1404992557-80-7
    5-FAM SE is a single isomer widely employed in the preparation of various small fluorescent molecules. It is a highly popular green fluorescent reagent used for labeling peptides, proteins, and nucleotides [5-FAM SE].
    • $50
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