label

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.

Cibacron Blue 3G-A, an anthraquinone dye, inhibits R46β-lactamase (Ki: 1.2 uM).

Substance P, FAM-labeled (TFA), is marked with a FAM fluorescent group. Substance P TFA (Neurokinin P TFA) functions as a neuropeptide acting as both a neurotransmitter and neuromodulator within the central nervous system. The endogenous receptor for Substance P is the neurokinin 1 receptor (neurokinin 1 receptor, NK1R).

RAD21 (356–395), biotin labeled, is a biotin-tagged peptide comprising amino acids 356 to 395 of the RAD21 protein. It is employed in the investigation of the interaction mechanism between STAG1 and RAD21. The equilibrium dissociation constant (KD) for the interaction between RAD21 (356–395) and STAG1 is 127 nM.

Antennapedia Peptide FAM-labeled, a fluorophore-tagged peptide, functions as a molecular probe in cancer research [1].

BODIPY 493/503 (Pyrromethene 546) is a lipophilic fluorescent probe with Ex/Em of 493/503 nm. BODIPY 493/503 localizes to polar lipids and can be used to label cellular neutral lipid contents and for live and fixed cell applications.

4-Di-1-ASP is a positively charged fluorescent dye used to label glioma cells in live brain tissue and can also be used to observe mitochondria in live cells, with λex λem = 475 606 nm.

5-IAF is a fluorescein derivative of indoleacetamide, a fluorescent probe that can be used to label proteins and others containing free thiols (cysteine side chains). 5-IAF can label the catalytic (alpha) subunit of dog kidney Na,K-ATPase.

Amine-PEG3-Biotin can be used as a signal amplification label.

Cy5 (Sulfo-Cyanine5) is a phalloidin dye used to label amino groups in peptides, proteins and oligonucleotides.

Cy 3 Non-Sulfonated (Cyanine3) is a fluorescent label used for tagging proteins and nucleic acids.

Dansyl amide is a fluorescent dye used in biochemistry and chemistry to label substances with the fluorescent dansyl group.

FITC is a green fluorescein derivative. FITC is often used to label biological macromolecules such as antibodies and proteins. FITC can also be used to label nucleic acids. FITC can be used as a fluorescent probe to detect cell viability, cell apoptosis, etc. FITC showed a maximum excitation wavelength of 494 nm and yellow-green fluorescence at a maximum emission wavelength of 520 nm.

Tetramethylrhodamine-5-iodoacetamide (5-TMRIA) is a thiol-selective reactive dye used to non-specifically label proteins through cysteine residues and to covalently label DNA fragments [1].

5(6)-FITC (Fluorescein isothiocyanate), or Fluorescein 5(6)-isothiocyanate, is a versatile amine-reactive derivative of fluorescein dye. It serves as an effective label for antibodies and other probes, finding utility in fluorescence microscopy, flow cytometry, and immunofluorescence-based assays such as ELISA and Western blotting.

5(6)-ROX, a nucleic acid fluorescent label, serves as a reference dye in real-time polymerase chain reaction (PCR) applications.

Cy2 (CY2 Non-Sulfonated) is a cyanine dye with long wavelength, tunable absorption and emission, high extinction coefficient and good water solubility. Cy2 can be used to label amino groups in oligonucleotides, peptides, and proteins.

Cy3-N3 is a fluorescent dye used to label for nucleic acid and protein.

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).

CY3 (Sulfo-Cyanine3) is an orange-fluorescent label for nucleic acids and proteins (λex=554, λem=568).

Cy3 NHS ester is a fluorescent dye used to label amino groups in proteins, peptides, antibodies, and oligonucleotides. The excitation/emission (Ex/Em) values ​​of Cy3 NHS ester are 550 nm/570 nm.

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.

Py-BODIPY-NHS ester is a small molecular dye with strong UV absorption that can be used to label living cells and immobilise cells.

FITC-Dextran (MW 60,000-76,000) is a fluorescein isothiocyanate (FITC)-labeled dextran fluorescent probe that is commonly used as a tracer molecule to label and track the action of cells or other biomaterials on semipermeable membranes.