Fluorogenic Substrates

<p>Fluorogenic substrate for beta-glucosidase yielding a blue fluorescent solution. Used for the detection of beta-glucosidase as an indicator of Enterococci.</p>

<p>L-Proline 7-amido-4-methylcoumarin hydrobromide salt is a fluorogenic peptide substrate for proline-specific peptidase. This AMC peptide substrate is normally used to rapidly profile the N-terminal specificity of proteases.</p>

<p>Resorufin b-D-cellobioside is a fluorogenic substrate for measurement of cellulase activity. The product of enzyme reaction, resorufin, exhibits fluorescence emission at 585 nm with excitation at 571 nm at or near physiological pH values.</p>

<p>4-Methylumbelliferyl 2-acetamido-2-deoxy-beta-D-galactopyranoside-6-sulfate potassium salt is a fluorogenic substrate for N-acetylgalactosamine-6-sulfatase. After enzymatic cleaveage, free 4-methylumbelliferone (also known as hymecromone) is released, exhibiting blue fluorescence upon excitation with UV light. The strongest fluorescence of 4-methylumbelliferone requires deprotonation of the hydroxyl group (thus requires alkaline pH), with a maximal fluorescence intensity obtained with excitation at 350 to 370 nm and emission at 440 to 470 nm. The use of 4-methylumbelliferyl 2-acetamido-2-deoxy-beta-D-galactopyranoside-6-sulfate potassium saltas a substrate for measuring the N-acetylgalactosamine-6-sulfatase activity is used for diagnosis of Mucopolysaccharidosis IVA (MPS IVA) (a rare lysosomal storage disorder) and Morquio A syndrome screening.</p>

<p>Bis-(4-methylumbelliferyl)phosphate, or bis-4MU-phopshate, is a fluorogenic substrate used to study phosphatase activity, particularly in enzyme-linked immunosorbent assays (ELISAs).</p>

<p>4-(Trifluoromethyl)umbelliferyl-beta-D-cellotrioside is a fluorogenic substrate for cellulase. After cleavage, the fluorophore 4-(trifluoromethyl)umbelliferone, commonly referred as TFMU, is released, exhibiting a blueish color. 4-(Trifluoromethyl)umbelliferyl-beta-D-cellotrioside is used to study the enzyme kinetics in bacterial cellulose degradation assays as well as in biomass conversion research studies.</p>

<p>A MOSCERDAM® substrate targeting the fucosidase enzyme</p>

<p>4-Methylumbelliferyl sulfate potassium salt serves as a superior fluorogenic substrate in enzyme detection assays. Upon enzymatic hydrolysis, it releases a highly fluorescent 4-methylumbelliferone moiety, enabling real-time analysis and quantification of enzyme activities. This product is ideal for a variety of biological assay applications, including in vitro diagnostics, drug discovery, and research purposes. Its excellent sensitivity, specificity, and performance ensure accurate and consistent results every time.</p>

<p>4-Methylumbelliferyl-alpha-L-rhamnopyranoside is a fluorogenic substrate for alpha-L-rhamnosidase. After enzymatic cleaveage, free 4-methylumbelliferone (also known as hymecromone) is released, exhibiting blue fluorescence upon excitation with UV light. The strongest fluorescence of 4-methylumbelliferone requires deprotonation of the hydroxyl group (thus requires alkaline pH), with a maximal fluorescence intensity obtained with excitation at 350 to 370 nm and emission at 440 to 470 nm. The use of 4-methylumbelliferyl-alpha-L-rhamnopyranosideas a substrate for measuring the alpha-L-rhamnosidase activity is used for detection of bacterial infection.</p>

<p>6'-(Diethylamino)spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3'-yl b-D-glucopyranoside is a fluorogenic substrate that is used in diagnostic applications. It has been shown to be a useful ligand for the determination of enzyme activity, and it can also be used to detect bacterial culture media contaminants. 6'-(Diethylamino)spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3'-yl b-D-glucopyranoside is used as an enzyme substrate in chemiluminescent assays, and with other reagents, it can be used for the detection of environmental contaminants. This product has a CAS number of 55426-02-8 and can be found on the website www.sigmaaldrich.com/catalog/product</p>

<p>4-Trifluoromethylumbelliferyl-beta-D-galactopyranoside is a fluorogenic substrate for beta-galactosidase. It is used in the detection of beta-galactosidase activity in cell lysates and culture media, as well as in food testing. This compound has been shown to be highly pure, with a purity greater than 98%. 4-Trifluoromethylumbelliferyl-beta-D-galactopyranoside has also been shown to have high chemiluminescence, making it an ideal candidate for use in diagnostics.</p>

<p>Fluorogenic substrate for proglutamyl peptidase 1 yielding a blue fluorescent solution upon cleavage. Used in identification of Enterococcus spp. and group A streptococci (Streptococcus pyogenes).</p>

<p>The Methionine Assay Kit (Fluorometric) is a kit containing the fluorogenic substrate needed for the determination of total methionine content. The kit is used to detect and quantify methionine in various food products, as well as in environmental samples. This assay can be used to measure free or protein-bound methionine. The fluorometric kit contains a conjugate that binds to the methionine molecule and provides a fluorescent signal proportional to the amount of bound methionine. The fluorescence intensity is measured on a fluorometer and converted into concentrations of methionine per gram of sample.</p>

<p>N-CBZ-L-Lysyl-L-lysyl-L-arginine 7-amido-4-methylcoumarin triacetate is a synthetic peptide substrate used as a fluorogenic substrate for aminopeptidase.</p>

<p>4-Methylumbelliferyl-b-D-glucose-6-phosphoethanolamine is a fluorescent substrate that can be used to identify the presence of beta-glucosidase in biological samples, such as wine or cheese. It has been shown to offer high purity and quality, with a CAS number of 70750-68-6. This product is often used for diagnosing bacterial infections, as it will fluoresce when hydrolyzed by beta-glucosidase enzymes. 4MMUFBE can also be used for food testing, environmental testing, and chromogenic substrate reactions in the laboratory.</p>

<p>A sensitive fluorogenic substrate for fluorometric and UV-spectrophotometric assays of phosphatases. It is used for the detection of C. perfringens because acid phosphatase is a highly specific indicator for C. perfringens.</p>

<p>A fluorogenic substrate for the detection of lysosomal enzyme N-acetyl-α-D-galactopyranosiaminidase (NAGA), which is driving the pathogenesis of Schindler disease. Also substrate for endo-α-N-acetylgalactosaminidase (O-glycosidase), which cleaves O-linked core 1 and core 3 disaccharides from glycoproteins.</p>

<p>Fluorogenic substrate for α-L-Fucosidase yielding a blue fluorescent solution upon cleavage.</p>

<p>FLsharp™ - Phosphate, disodium salt is a fluorogenic water soluble substrate for phosphatase enzymes. After cleavage of the substrate by phosphatase activity an insoluble product is formed that is highly fluorescent in the solid state. Upon UV irradiation this very stable fluorophore emits green light in the 530 nm range for an extended period of time. FLsharp™ - Phosphate is a unique substrate - optimized for the detection of phosphatase activity in solid matrices such as agar media, tissuesections or microscopic preparations. FLsharp™ - Phosphate, disodium salt is used in microbiology as asubstrate for bacterial phosphatases. The substrate is suitable to detect the specific phosphatase activity of S. aureus or C. perfringensin food samples or clinical samples. Colonies growing on plating media supplemented with FLsharp™ emit green light upon UV light excitation(Excitation max: 365 nm; emission max: 530 nm). The enzyme product formed from FLsharp™ in agar plating media enables high precision for the localization of the relevant colonies on the plate. As a result small bacteria colonies of phosphatase-positive bacteria can be detected already after a short incubation time.  In cytochemical and histochemical imaging FLsharp™ - Phosphate, disodiumsalt can be used as a substrate for Alkaline Phosphatase (AP)-coupled antibodies. The fluorophore that is released from FLsharp™ - Phosphateby phosphatase activity will precipitate. This insoluble fluorophoreen ables a precise localization of the antibody-bound epitope in cells or tissues under a fluorescence microscope or fluorescence imaging system. The green fluorescence of FLsharp™ can be clearly differentiated from autofluorescence or counterstainings such as (blue) DAPI or (red) Alexafluorophores.</p>

<p>Fluorogenic substrate for detection of β-D-mannosidase.</p>

<p>4-Methylumbelliferyl-beta-L-fucopyranoside is a fluorogenic substrate that is used in food testing. It also has uses as a chromogenic substrate and a ligand for biological studies. 4-Methylumbelliferyl-beta-L-fucopyranoside is a conjugate of 4-methylumbelliferone and beta-D-fucopyranosyl ester, which is an enzyme substrate for the detection of phosphatases. This product can be used to detect the activity of phosphatase enzymes in various media, including culture media, environmental testing, and staining. 4MUFBPY also has chemiluminescent properties that can be used for bioluminescence assays.</p>

<p>A fluorogenic MOSCERDAM® substrate targeting cellulases</p>

<p>3-(4,4-Difluoro-5,7-dimethyl-4-bora-3a,4a-diaza-s-indacene-3-propionamido)propyl b -D -lactoside (FDPBP) is a substrate for alkaline phosphatase. It reacts with the enzyme to produce a blue color. FDPBP is used in diagnostic applications such as food testing and bioluminescence.</p>

<p>L-Serine 7-amido-4-methylcoumarin hydrochloride is a fluorogenic peptide substrate for peptidases. This AMC peptide substrate is normally used to rapidly profile the N-terminal specificity of proteases.</p>

<p>3-(7-Hydroxycoumarin-3-carboxamido)propyl 4-O-(b-D-galactopyranosyl)-b-D-glucopyranoside is a fluorogenic substrate that is used for the detection of beta-galactosidase. It has been shown to be an efficient substrate for the enzyme beta galactosidase and can be used to detect this enzyme in cell culture media and other diagnostic applications. 3-(7-Hydroxycoumarin-3-carboxamido)propyl 4-O-(b-D-galactopyranosyl)-b-D-glucopyranoside can also be used as a chromogenic substrate, which is added to a reaction mixture containing beta galactosidase, where it is hydrolyzed by the enzyme to produce a blue color. This product also has food testing and environmental testing applications.</p>

<p>4-Methylumbelliferyl phosphocholine, commonly known as 4-MUPC, is a synthetic phosphodiester used as an enzyme substrate for phospholipase enzymes. 4-MUPC is used as a fluorogenic substrate to measure the activity of phopholipases, which are important mediators of cell signalling.</p>

<p>Fluorogenic substrate for β-D-galactosidase yielding a blue fluorescent solution upon cleavage.</p>

<p>6-(b-D-Galactopyranosyloxy)-9-(4-methoxy-2-methylphenyl)-3H-xanthen-3-one (MGBG) is a hydrophilic activatable fluorescence probe that has been shown to be effective in photodynamic therapy. MGBG is activated by light and has a high affinity for esterases, which are found in many tissues. The fluorescence of the MGBG is quenched by the esterase enzymes, but when it is exposed to light and oxygen, the probe becomes activated and its fluorescence increases. MGBG can be used as a fluorescent probe for intraperitoneal tumor resection or as a fluorescent imaging agent in optical microscopy.</p>

<p>Use as a positive control when detecting nitroreductase activity</p>

<p>Substrate to study the nitroreductase activity in the pathogenic fungus Sporothrix schenckii, a thermal dimorphic pathogenic fungus causing a subcutaneous mycosis.</p>

<p>4-Methylumbelliferyl-N,N-diacetyl-beta-D-chitobioside is a molecule that has been expressed in the yeast Pichia pastoris. It can be used as a fluorescent probe for chitinase activity and has been shown to be sensitive to tryptophan residues and aromatic residues in proteins. 4-Methylumbelliferyl-N,N-diacetyl-beta-D-chitobioside has also been used as a fluorescent probe for isozymes of glucose phosphate isomerase. The nature of the trisaccharide is unknown, but it appears to be hydrophobic.</p>

<p>Bis(4-methylumbelliferyl)phosphate is a fluorescent probe that can be used for the diagnosis of β-glucosidase. It has a phosphate group and can be used to study phosphodiesterases and phosphodiesters. Bis(4-methylumbelliferyl)phosphate is also a liposomal probe that can be used in kinetic studies. This compound has been shown to inhibit β-glucosidase, which is an enzyme found in human saliva and pancreatic juice, at high concentrations. The inhibition of this enzyme leads to the accumulation of glucose and galactose in the blood, which can lead to diabetes mellitus or cancer.</p>

<p>Bis(4-methylumbelliferyl)pyrophosphoric acid, disodium salt is a fluorogenic substrate that is commonly used in environmental testing, bioluminescence, and culture media. It reacts with an enzyme to produce light. The light produced by the reaction of bis(4-methylumbelliferyl)pyrophosphoric acid, disodium salt with the enzyme can be measured using a luminometer to measure the amount of light. This reaction is also known as chemiluminescence and has been shown to have a high quality and purity. Bis(4-methylumbelliferyl)pyrophosphoric acid, disodium salt is often used in diagnostics for detecting conjugated or ligand compounds. It can be used as a staining agent for proteins or nucleic acids as well.</p>

<p>Fluorogenic substrate for aminopeptidase yielding a blue fluorescent solution.</p>

<p>4-Methylumbelliferyl 4-O-(alpha-L-fucopyranosyl)-beta-D-galactopyranoside is a fluorogenic substrate for alpha-L-fucosidase. After enzymatic cleaveage, free 4-methylumbelliferone (also known as hymecromone) is released, exhibiting blue fluorescence upon excitation with UV light. The strongest fluorescence of 4-methylumbelliferone requires deprotonation of the hydroxyl group (thus requires alkaline pH), with a maximal fluorescence intensity obtained with excitation at 350 to 370 nm and emission at 440 to 470 nm. The use of 4-methylumbelliferyl 4-O-(alpha-L-fucopyranosyl)-beta-D-galactopyranosideas a substrate for measuring the alpha-L-fucosidase activity is used for fucosidosis diagnosis and in screening studies of glycoprotein metabolism disorders.</p>

<p>Substrate for aminopeptidase A</p>

<p>L-Phenylalanine 7-amido-4-methylcoumarin trifluoroacetate salt is a fluorogenic peptide substrate for aminopeptidase. This AMC peptide substrate is normally used to rapidly profile the N-terminal specificity of proteases.</p>

<p>Boc-Val-Pro-Arg-PAB-Resorufin is fluorogenic substrate for thrombin and the thrombin-staphylocoagulase complex.</p>

<p>Fluorogenic substrate for cathepsin B or aminopeptidase III. Yields a blue fluorescent solution upon cleavage.</p>

<p>This Clips-O substrate 7-((4'-L-Alaninamido)-rac-3'-hydroxybutyloxy) coumarin allows the detection of single and dual enzymatic activity (L-alanine aminopetidase and oxidation of 4-amino-3-hydroxybutyloxy spacer either enzymatically or by exposure to sodium periodate) with a single substrate resulting in a fluorescent signal. The main virtues of Clips-O substrates are an increased stability towards non-enzymatic hydrolysis that results in a reduced background and high sensitivity.</p>

<p>This Clips-O substrate 7-(4'-L-Alaninamido)-rac-(3'-octanoyloxy)butyloxy) coumarin allows the detection of three enzymatic activities (L-alanine aminopeptidase, C8-esterase and oxidation of 4-amino-3-hydroxybutyloxy either enzymatically or by exposure to sodium periodate) with one single substrate and give a positive fluorescent signal only in presence of all activities. The main virtues of Clips-O substrates are an increased stability towards non-enzymatic hydrolysis that results in a reduced background and high sensitivity.</p>

<p>4-Methylumbelliferyl sulfate, potassium salt is a metabolite of 4-methylumbelliferone and has been used as a human serum marker. This molecule is conjugated with glucuronide and p-hydroxybenzoic acid to form the sulfate, glucuronide conjugate. The reaction mechanism of this compound is not known, but it is thought that the metabolism may involve oxidation at the methyl group. The analytical method for this compound can be performed using liquid chromatography coupled with tandem mass spectrometry (LC-MS/MS). This method can also be used in vitro to test antimicrobial activity against bacteria such as Escherichia coli, Staphylococcus aureus and Pseudomonas aeruginosa.</p>

<p>4-Methylumbelliferyl 3-O-(N-acetylneuraminyl)-b-D-glucopyranoside is a chromogenic substrate. It is used for the detection of glycoproteins and glycolipids in food testing, staining, environmental testing, and diagnostics. It can also be used as a fluorogenic substrate for the detection of glycoproteins and glycolipids in fluorescence microscopy. 4-methylumbelliferyl 3-O-(N-acetylneuraminyl)-b-D-glucopyranoside has been shown to be a ligand for the lectin receptor Galectin 9, which is involved in inflammation and cancer cell growth. 4-methylumbelliferyl 3-O-(N-acetylneuraminyl)-b-D-glucopyranoside has been shown to be an enzyme substrate for alkaline phosphatase, β</p>

<p>Glycyl-glycine 7-amido-4-methylcoumarin hydrochloride (Gly-Gly-AMC) is a fluorescent compound that can be used as a probe for the transfer of glycine in the brain. Gly-Gly-AMC binds to Langerhans cells and is transferred by an anterograde axonal transport mechanism from the peripheral nervous system to the central nervous system. The binding of Gly-Gly-AMC to Langerhans cells has been shown to activate them, which induces the release of inflammatory mediators into the surrounding tissue. This activity may be due to increased levels of calcium ions, which are known to induce exocytosis in these cells. Glycine is also involved in depression and other mental disorders, as well as muscle and brain activity.</p>

<p>N-alpha-CBZ-L-Arginine 7-amido-4-methylcoumarin hydrochloride is a high quality and highly purified substrate for enzymes that catalyze the release of light when they react with their specific substrates. It is used in a variety of applications, including diagnostics and food testing. NACBZLAMC hydrochloride is an excellent ligand for chemiluminescence reactions and can be used to detect the presence of various analytes. It can also be used as a staining agent to detect proteins on Western blots or to stain bacterial cultures for identification. This product has been shown to be effective against numerous bacteria, including Staphylococcus aureus and Pseudomonas aeruginosa, as well as fungi like Candida albicans.</p>

<p>Fluorogenic substrate for β-D-xylosidase. Identification within the family of Enterobacteriaceae.</p>

<p>4-Methylumbelliferyl-alpha-L-rhamnopyranoside is a fluorogenic substrate used in enzyme assays. It is a substrate of the enzyme beta-galactosidase, which catalyzes the hydrolysis of terminal galactose residues from polysaccharides and glycoproteins. The fluorescent product 4-methylumbelliferone (4MU) is formed by cleavage of the terminal galactose residue and can be measured spectrophotometrically at 360 nm. 4-Methylumbelliferone has been used for chemiluminescent detection in immunoassays and as a substrate for bioluminescence reactions.</p>

<p>L-Histidine 7-amido-4-methylcoumarin hydrochloride is a fluorogenic substrate, which is a synthetic chemical that is used as a substitute for natural substrates. It reacts with enzymes in the presence of hydrogen peroxide to produce light. This product has been used as an enzyme substrate, a diagnostic tool and has been used to detect bacterial growth in culture media. L-Histidine 7-amido-4-methylcoumarin hydrochloride is also used for food testing and environmental testing, where it can be used as a chromogenic substrate or conjugate respectively. This product has CAS number 5981-00-6 and molecular weight of 254.27 g/mol.</p>

<p>Beta-Alanine 7-amido-4-methylcoumarin trifluoroacetate is a fluorogenic substrate for aminopeptidase yielding a blue fluorescent solution.</p>

<p>4-Methylumbelliferyl-a-D-mannopyranoside-2-phosphoethanolamine is a fluorescent substrate used in enzyme assays. It is an analog of the natural substrate, 4-methylumbelliferyl-alpha-D-mannopyranoside, which is a phosphoethanolamine linked to alpha-D-mannose. This product can be used as a chromogenic or fluorogenic substrate for various enzymes, including beta glucosidase, beta galactosidase, and beta lactonase. 4MUMPE can also be used for bioluminescent studies and has been shown to have high purity and quality.</p>

<p>2'-(4-Methylumbelliferyl)-a-D-N-glycolylneuraminic acid is a fluorogenic substrate that is used for enzymatic labeling of glycolipids. It can be used as a diagnostic or food testing agent, and also has applications in environmental testing. The CAS number for this product is 1434265-32-3.</p>

<p>Green I is a nucleic acid dye that has been shown to have antioxidative properties. It inhibits protein synthesis in mammalian cells by binding to the DNA and blocking transcription. Green I has also been shown to inhibit the growth of tumor cells and to cause cell death by oxidative damage. Green I is not genotoxic, but it can cause false positive results in genotoxicity tests. Green I has also been shown to be a potential biomarker for renal cell cancer, as well as a prognostic marker for this cancer. This dye enhances polymerase chain reaction (PCR) and is used in biological research because of its ability to bind with proteins and form complexes with DNA.</p>

<p>Glycine 7-amido-4-methylcoumarin hydrobromide is a chromogenic substrate that can be used for the detection of alkaline phosphatase. It reacts with the enzyme to produce a blue color, which can be measured spectrophotometrically. The product is also used as a ligand in cell culture media and as a diagnostic agent in environmental testing. It has been shown to be an excellent substrate for chemiluminescence reactions with luminol and luciferin, and bioluminescence reactions with luciferase. Glycine 7-amido-4-methylcoumarin hydrobromide is available from several suppliers at different prices, but we are able to offer it at a competitive price due to our high quality standards. The following product description was generated for 6-Fluoro-3-indoxyl-beta-D-galactopyranoside: Rif</p>

<p>N-CBZ-L-Lysyl-L-lysyl-L-arginine 7-amido-4-methylcoumarin, triacetate salt is a fluorogenic substrate for the detection of phosphatases. It has been used in various assays for the detection of phosphatases in culture media and for the identification of phosphatase substrates in food products. This product has also been used to detect phosphatases in environmental samples. N-CBZ-L-Lysyl-L-lysyl-L arginine 7-amido 4 methyl coumarin, triacetate salt has shown to be a chromogenic substrate that can be used to detect peroxidase activity. It is highly soluble and stable at high pH levels and can be used as a bioluminescent substrate for enzyme activity measurements.</p>

<p>Sensitive fluorogenic substrate for fluorometric and UV-spectrophotometric assays of phosphatases.</p>

<p>Fluorogenic substrate for N-Acetyl-β-D-glucosaminidase yielding a blue fluorescent solution. Used for rapid identification of Salmonella species.</p>

<p>L-Ala-PAB-resorufin is a highly sensitive chromogenic and fluorogenic indicator for L-alanine aminopeptidase activity and related enzymes occurring in prokaryotic as well as eukaryotic organisms. After removal of the L-alanyl substructure by enzymatic hydrolysis and spontaneous elimination of the para-aminobenzyl spacer, the initially orange colored compound yields an intense pink color and red fluorescence.</p>

<p>L-Pro-PAB-Resorufin is a highly sensitive chromogenic and fluorogenic indicator for L-proline aminopeptidase activity and related enzymes occurring in prokaryotic as well as eukaryotic organisms. After removal of the L-proline amide substructure by enzymatic hydrolysis and spontaneous elimination of the para-amino-benzyl (PAB) spacer, the initially orange colored compound yields an intense pink color. In addition, the released chromophor is an excellent fluorophor showing red fluorescence at an emission wavelength of 580 to 600 nm when excited at 560 to 570 nm.</p>

<p>L-Proline 7-amido-4-methylcoumarin hydrobromide is a fluorogenic substrate that is used to measure esterase and peptidase activity in a variety of animal and microbial sources. This compound has been shown to have a lipase activity. L-Proline 7-amido-4-methylcoumarin hydrobromide is also used as an enzyme preparation and as an enzyme source.</p>

<p>Please enquire for more information about L-Phenylalanine 7-amido-4-methylcoumarin, trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Fluorogenic substrate targeting beta-glucosidase</p>

<p>4-Methylumbelliferyl 2-acetamido-2-deoxy-4-O-b-D-galactopyranosyl-b-D-glucopyranoside is a chemiluminescent substrate that is used in diagnostic tests. This compound has been approved by the FDA and EPA for use in food testing, as well as for the detection of certain bacteria, parasites, and fungi. It is also used to detect protein kinase activity in cells or tissue samples. 4MUG can be conjugated to an enzyme or antibody to produce a fluorescent signal when activated by light at 350 nm. The compound has been shown to be nonfluorescent when in the dark, but will emit fluorescence upon activation with light at 350 nm.</p>

<p>L-Lysine 7-amido-4-methylcoumarin, acetate salt is a fluorogenic peptide substrate for aminopeptidase. This AMC peptide substrate is normally used to rapidly profile the N-terminal specificity of proteases.</p>

<p>Esculetin-7-beta-D-galactopyranoside, also known as 6,7-Dihydroxycoumaryl-7-beta-D-galactopyranoside, is a fluorogenic substrate used in the detection of beta-galactosidase activity. This coumarin derivative, when hydrolyzed, yields esculetin (6,7-dihydroxycoumarin) which, in the presence of iron salts, forms a brown-black complex.</p>

<p>Fluorogenic substrate for β-D-Cellobiosidase yielding a blue fluorescent solution upon cleavage.</p>

<p>4-Methylumbelliferyl phosphate, dilithium salt is a fluorescent probe that is used for the detection of phosphatases. The fluorescence of this compound is inversely proportional to the activity of phosphatases. This compound can be used as a substrate for phosphatases, which are enzymes that break down phosphate groups from compounds such as ATP, ADP, and AMP. 4-Methylumbelliferyl phosphate, dilithium salt reacts with surface antigens on cells and shows reproducible results when screened with monoclonal antibodies.</p>

<p>This Clips-O substrate 7-((4'-L-Alaninamido)-rac-3'-hydroxybutyloxy) coumarin allows the detection of single and dual enzymatic activity (L-alanine aminopetidase and oxidation of 4-amino-3-hydroxybutyloxy spacer either enzymatically or by exposure to sodium periodate) with a single substrate resulting in a fluorescent signal. The main virtues of Clips-O substrates are an increased stability towards non-enzymatic hydrolysis that results in a reduced background and high sensitivity.</p>

<p>Fluorogenic substrate for phosphatidylinositol-specific phospholipase C. Isolation and identification of Listeria monocytogenes, bacteria of the Bacillus cereus group, yeasts and molds. See also B-7404.</p>

<p>Glutaryl-glycyl-L-arginine 7-amido-4-methylcoumarin hydrochloride is a chromogenic substrate that can be used in the detection of enzymes and other proteins. It is a fluorogenic substrate that can be used in chemiluminescence to detect and measure free radicals. Glutaryl-glycyl-L-arginine 7-amido-4-methylcoumarin hydrochloride is stable at pH 7, and has a high purity with a CAS number of 103213-40-7. This product is suitable for use as an enzyme substrate or ligand, as well as for staining and diagnostics.</p>

<p>4-Methylumbelliferyl N-acetyl-a-D-neuraminic acid sodium salt (4-MUNANA) is a fluorogenic substrate of neuraminidase. 4-Methylumbelliferone is released from 4-MUNANA by neuraminidase in the assay and can be detected fluorometrically with excitation at 365-380 nm and emission at 445-454 nm. It can also be used for fluorescent staining of sialidases in PAGE.</p>

<p>4-Methylumbelliferyl alpha-D-mannopyranoside (4-MU-a-D-Man) is a fluorogenic substrate used in activity assays for alpha-mannosidase. When it is hydrolyzed by alpha-mannosidase, it produces a fluorescent compound, 4-methylumbelliferone (4-MU). 4-MU-a-D-Man is often used in medical research to monitor the activity of alpha-mannosidase, which is important in lysosomal storage diseases.  In addition, 4-Methylumbelliferyl alpha-D-mannopyranoside has been used to study the the activity of concanavalin A, a lectin that specifically binds to alpha-D-mannopyranosyl and alpha-D-glucopyranosyl residues on various glycoproteins. The use of this fluorogenic enzyme substrate permits study the degree of alpha-D-mannosidic linkage cleavage by the enzyme.</p>

<p>4-Methylumbelliferyl-β-D-glucuronic acid methyl ester is a fluorogenic substrate that can be used as a ligand for enzyme activity detection. The substrate reacts with an oxidizing agent to produce the fluorescent product 4-methylumbelliferone, which can then be detected with a sensitive fluorometer. 4-Methylumbelliferyl-β-D-glucuronic acid methyl ester is an alternative to the more commonly used fluorescein in enzyme assays. This product has been shown to be an effective chemiluminescent substrate for the detection of bacteria and fungi in culture media, as well as for food testing.</p>

<p>Sensitive fluorogenic substrate for leucine aminopeptidase or a broad specificity aminopeptidase like aminopeptidase M that releases a bright blue fluorescent dye, 7-amino-4-methylcoumarin upon enzyme activity (excitation 380nm emission 440nm).</p>

<p>4-Methylumbelliferyl-alpha-L-arabinofuranoside is a nucleic acid molecule that has an average diameter of 10 nm. It is used as a tracer in electron microscopy to detect the presence of nucleic acid molecules in cells. This compound is also used to study the interactions between DNA and RNA molecules by labeling the DNA strand with 4-methylumbelliferyl-alpha-L-arabinofuranoside, which contains an alpha-(2,4,6) arabinofuranosyl group. The recombinant expression of this compound can be carried out in corynebacterium glutamicum, and it has a bulk density that ranges from 1.7 to 2.1 g/cm3 and an average particle diameter ranging from 0.5 to 1 micron. It is not soluble in water or alcohol but is soluble in acetone or chloroform.</p>

<p>4-Methylumbelliferyl β-D-glucuronide (MUG) is commonly used as a substrate for detecting β-glucuronidase. MUG is used for identifying E. coli contamination in food, drinking water, clinical samples and for rapid bacterial identification in blood cultures. It is recommended in international normatives (ISO, DIN) as a fluorogenic substrate for detection of E. coli. MUG is also a tool assaying the glucuronidase gene in plants.</p>

<p>4-Methylumbelliferyl-2-O-(alpha-L-fucopyranosyl)-beta-L-fucopyranoside is a fluorogenic substrate for alpha-L-fucosidase. After enzymatic cleaveage, free 4-methylumbelliferone (also known as hymecromone) is released, exhibiting blue fluorescence upon excitation with UV light. The strongest fluorescence of 4-methylumbelliferone requires deprotonation of the hydroxyl group (thus requires alkaline pH), with a maximal fluorescence intensity obtained with excitation at 350 to 370 nm and emission at 440 to 470 nm. The use of 4-methylumbelliferyl-2-O-(alpha-L-fucopyranosyl)-beta-L-fucopyranosideas a substrate for measuring the alpha-L-fucosidase activity is used for diagnosis of fucosidosis (defficiency of L-fucosidase).</p>

<p>Fluorogenic substrate for α-galactosidase yielding a blue fluorescent solution upon cleavage. It is used for species differentiation within the family of Enterobacteriaceae. It is also utilized for the localization of the enzyme in plants.</p>

<p>Fluorogenic substrate for α-L-arabinosidase yielding a blue fluorescent solution upon cleavage.</p>

<p>4MU-alpha-L-idopyranosiduronic acid is a fluorogenic substrate for alpha-L-iduronidase. Active alpha-L-iduronidase cleaves the MU moiety from the synthetic substrate, which results in release of a fluorescent signal (Ex 360 nm / Em 455 nm). The reaction is stopped by the addition of sodium carbonate. 4MU-alpha-L-idopyranosiduronic acid is used in alpha-L-iduronidase assays in the context of biochemical characterisation of samples from patients affected by lysosomal storage disease mucopolysaccharidosis I (MPS I).</p>

<p>Please enquire for more information about 4-Methylumbelliferyl myo-inositol-1-phosphate N-methyl-morpholine salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>3-Acetylumbelliferyl beta-D-glucopyranoside is a fluorogenic enzyme substrate for beta-galactosidase-6-phosphatase. It is used in in diagnostic assays such as Gaucher disease.</p>

<p>6'-(Diethylamino)spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3'-yl b-D-galactopyranoside is a chemiluminescent substrate for the detection of ATP. It reacts with the luciferase enzyme to produce light, which can be detected by a luminometer. 6'-(Diethylamino)spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3'-yl b-D-galactopyranoside is used in a variety of applications, including diagnostics, food testing, and environmental monitoring.</p>

<p>4-Methylumbelliferyl myo-inositol 1-phosphate lithium salt is a fluorogenic substrate that is used in food testing to detect the presence of glucose. It can also be used in environmental testing to measure bacterial activity and as a chromogenic substrate in diagnostic applications. 4-Methylumbelliferyl myo-inositol 1-phosphate lithium salt is also used as an enzyme substrate in the determination of conjugates, ligands, and other substances. 4-Methylumbelliferyl myo-inositol 1-phosphate lithium salt has high purity and high quality, enabling it to be used for chemiluminescence and bioluminescence reactions.</p>

<p>4-Methylumbelliferyl alpha-D-xylopyranoside is a fluorogenic substrate for alpha-xylosidase. After enzymatic cleaveage, free 4-methylumbelliferone (also known as hymecromone) is released, exhibiting blue fluorescence upon excitation with UV light. The strongest fluorescence of 4-methylumbelliferone requires deprotonation of the hydroxyl group (thus requires alkaline pH), with a maximal fluorescence intensity obtained with excitation at 350 to 370 nm and emission at 440 to 470 nm. The use of 4-methylumbelliferyl alpha-D-xylopyranosideas a substrate for measuring the alpha-xylosidase activity is used for oligosaccharidosis monitoring and other lysosomal storage disorder diagnosis.</p>

<p>N-Acetyl-3,7-dihydroxyphenoxazine is a fluorescent probe, which is synthesized from chemical precursors and used primarily in biochemical research. This compound acts by undergoing a chemical reaction with hydrogen peroxide, resulting in the formation of resorufin, a highly fluorescent compound. The distinctive property of this probe is its capacity to produce a measurable fluorescent signal upon interaction with hydrogen peroxide, making it an invaluable tool for detecting and quantifying this reactive oxygen species.</p>

<p>Resorufin N-acetyl-b-D-galactosamine is a fluorogenic substrate used as a probe to detect and quantify the activity of N-acetyl-beta-D-galactosaminidase (also known as beta-hexosaminidase or HEX(NAG)). Particularly useful in biomedical research, clinical chemistry, and diagnostics, when the substrate is cleaved, the highly fluorescent resorufin dye is produced that can be detected at approximately 598 nm.</p>

<p>Please enquire for more information about Resorufin-alpha-D-glucopyranoside including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Resorufin β-D-galactopyranoside is a non-fluorescent compound and is orange-yellow in color. It is hydrolyzed by the enzyme β-galactosidase (β-Gal) to yield fluorescent resorufin.</p>

<p>4-Methylumbelliferone is a coumarin derivative that inhibits the activity of enzymes such as p-nitrophenyl phosphate oxidase and aminopeptidase. It is used in vitro to study oxidative injury, which plays a role in the pathogenesis of inflammatory diseases, including primary sclerosing cholangitis and bone marrow transplantation. 4-Methylumbelliferone has been shown to induce apoptosis by increasing reactive oxygen species levels and activating toll-like receptor 4 (TLR4). It also has inhibitory effects on osteosarcoma cell proliferation in vitro.</p>

<p>L-Leucine-PAB-resorufin is a substrate for enzymes such as β-glucuronidase, α-glucosidase, and β-galactosidase. It is used in the diagnosis of bacterial infections and the detection of certain bacteria in urine and stool samples. L-Leucine-PAB-resorufin can be used to detect the presence of bacteria that produce β-galactosidase and/or β-glucuronidase by releasing resorufin from the substrate. This reaction produces a blue color in the presence of a fluorogenic substrate like fluorescein diacetate or fluorescein isothiocyanate. L-Leucine-PAB-resorufin is also used to detect bacteria that produce α-glucosidase by releasing fluorescamine from the substrate. This reaction produces a green color in the presence of a chrom</p>

<p>Fluorescein-dipalmitoylphosphatidylethanolamine triethylammonium salt is a fluorescent phospholipid derivative for phospholipase. This substrate consists of a fluorescein conjugated to DPPE (dipalmitoylphosphatidylethanolamine), a key component of biological membranes. This compound is frequently used in membrane dynamics studies and lipid metabolism research. The fluorescein moiety allows visualization of lipid interactions in model membranes, liposomes, or live-cell imaging applications. The triethylammonium salt form enhances solubility and stability, property that facilitates its use in aqueous and lipid-based environments.</p>