Substrats d'enzymes
Sous-catégories appartenant à la catégorie "Substrats d'enzymes"
1528 produits trouvés pour "Substrats d'enzymes"
BCM® Histamine-producing bacteria Broth
Histamine (Scombrotoxin) fish poisoning is the most frequent cause of fish poisoning incidents today. Cymit Quimica's BCM®; Histamine-producingbacteria Broth (C-0450) is a growth medium for the detection of histamine-producing bacteria in food and water samples. The medium contains an indicator that turns orange to red due to metabolites released by histidine decarboxylase.5-Bromo-4-chloro-3-indoxyl nonanoate
CAS :5-Bromo-4-chloro-3-indoxyl nonanoate (5BCNI) is a chromogenic substrate for the detection of alkaline phosphatase. It is soluble in most organic solvents and is stable at room temperature for up to 30 days. 5BCNI has been shown to be a high quality, sensitive and specific substrate for the detection of alkaline phosphatase in culture media, diagnostics, conjugates, environmental testing and chemiluminescence. It has also been used as an enzyme substrate in bioluminescence studies. The CAS number for 5BCNI is 133950-77-3.Formule :C17H21BrClNO2Masse moléculaire :386.72 g/mol4-Nitrophenyl b-D-galactopyranoside hydrate
CAS :4-Nitrophenyl b-D-galactopyranoside hydrate is a water-soluble pNP-based enzyme substrate ideal for quantifying b-galactosidase activity in a variety of sample types. This chromogenic substrate features a unique hydrate composition, which allows for enhanced solubility and stability when compared to standard pNP-galactosides. With its high sensitivity and robust performance, this substrate is widely used in biotechnology, biochemistry, and molecular biology fields, including the investigation of enzyme kinetics, characterization of glycoside hydrolase specificity, and assessment of gene expression levels.Degré de pureté :Min. 95%Masse moléculaire :319.27 g/molMaltotetraose 2-aminobenzamide
Maltotetraose 2-aminobenzamide is a chemiluminescent substrate that emits light in the presence of certain oxidizing agents. It provides high quality and environmental testing, as well as staining and ligand capability. Maltotetraose 2-aminobenzamide is used in diagnostics to identify bacteria and other microorganisms. Maltotetraose 2-aminobenzamide can be used for the detection of bacterial colonies on agar plates using a fluorogenic substrate, or for the detection of fungi using a chromogenic substrate. Maltotetraose 2-aminobenzamide is also used as an enzyme substrate in food testing or conjugate with enzymes for bioluminescence.
Degré de pureté :Min. 95%4-(Trifluoromethyl)umbelliferyl-b-D-cellotetraoside
CAS :4-(Trifluoromethyl)umbelliferyl-b-D-cellotetraoside is a chemiluminescent substrate that can be used in the detection of peroxidase, horseradish peroxidase, and other enzymes. It is a fluorescent product that emits light upon reaction with hydrogen peroxide. This product has been tested for purity and quality and has shown to have no detectable levels of heavy metals or other contaminants. 4-(Trifluoromethyl)umbelliferyl-b-D-cellotetraoside is not cytotoxic and can be used for the detection of enzyme activity in living cells. 4-(Trifluoromethyl)umbelliferyl-b-D-cellotetraoside is also known as TMBECFDA, which stands for Trifluoromethyl)umbelliferone (Cellobiose) (BiotDegré de pureté :Min. 95%Masse moléculaire :878.7 g/mol4-Nitrophenyl 2,3,4-tri-O-levulinoyl-a-D-mannopyranoside
4-Nitrophenyl 2,3,4-tri-O-levulinoyl-a-D-mannopyranoside is a fluorogenic substrate that contains a reactive group of 2,3,4-tri-O-levulinoyl. This compound can be used to measure the activity of enzymes such as beta-glucosidase and alpha-galactosidase. 4NP2OMP is an excellent ligand for metal ions and has been shown to bind to copper in the presence of ATP. 4NP2OMP can also be used as a diagnostic agent for measuring the activity of bacterial beta-glucosidase and alpha galactosidase.Degré de pureté :Min. 95%Masse moléculaire :595.55 g/mol6-Amino-6-deoxyluciferin
CAS :6-Amino-6-deoxyluciferin is a synthetic analog of luciferin. It is used as a substrate for bacterial luciferase and in immunoassays to detect neutrophils, infectious diseases, and various protease activities. 6-Amino-6-deoxyluciferin is synthesized by the condensation of an amide with a hydroxyl group from acetaldehyde. This reaction requires the use of a coupling agent such as dicyclohexylcarbodiimide or 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride (EDC), which are often used to form amides from carboxylic acids and amines. The conjugation of 6-amino-6-deoxyluciferin with antibodies can be accomplished by chemical crosslinking methods, such as glutaraldehyde, which react thiol groups on the antibodyFormule :C11H9N3O2S2Degré de pureté :Min. 95%Couleur et forme :Yellow SolidMasse moléculaire :279.34 g/mol6,8-Difluoro-4-methylumbelliferyl b-D-cellotrioside
6,8-Difluoro-4-methylumbelliferyl b-D-cellotrioside is a ligand that binds to active sites of enzymes such as beta-glucuronidase and beta-glucosidase. It is used in diagnostics for the detection of bacteria in culture media and food testing where it can be used as a chromogenic or fluorogenic substrate. 6,8-Difluoro-4-methylumbelliferyl b-D-cellotrioside is also used to detect the presence of bacteria and fungi in environmental samples. It has a high purity and conjugate with other molecules for use in fluorescence microscopy.Degré de pureté :Min. 95%Couleur et forme :White to off-white powder.Masse moléculaire :698.57 g/mol2-Nitrophenyl 2,3,4-tri-O-acetyl-b-D-galactopyranoside
CAS :2-Nitrophenyl 2,3,4-tri-O-acetyl-b-D-galactopyranoside is a fluorogenic substrate that can be used to detect β-galactosidase activity. This specific substrate is one of the most commonly used substrates for detecting β-galactosidase activity in diagnostic assays. It reacts with the enzyme to produce a blue color and has a fluorescence emission maximum at about 480 nm. The product is available in high purity and high quality and it is also an enzyme substrate.Degré de pureté :Min. 95%Masse moléculaire :427.36 g/mol6-Chloro-7-hydroxy-4-(trifluoromethyl)coumarin
CAS :6-Chloro-7-hydroxy-4-(trifluoromethyl)coumarin is a fungicide that inhibits the growth of fungi by interfering with their DNA synthesis. It does this by inhibiting the activity of two enzymes: the fungal enzyme oxime and the enzyme cinerea, which is found in many fungi. 6-Chloro-7-hydroxy-4-(trifluoromethyl)coumarin has been shown to be effective against Alternaria and Botrytis cinerea. The compound also has an antifungal effect against other types of fungi, such as Penicillium roqueforti, when used in combination with a solvent such as ether.
Degré de pureté :Min. 95%Masse moléculaire :264.58 g/mol5-Bromo-4-chloro-3-indolyl 5-O-feruloyl a-L-arabinofuranoside
5-Bromo-4-chloro-3-indolyl 5-O-feruloyl a-L-arabinofuranoside is a chemiluminescent ligand that is used in the detection of DNA, RNA, and proteins. It has been shown to be an efficient fluorescence substrate for DNA and RNA polymerases. 5-Bromo-4-chloro-3-indolyl 5-O-feruloyl a-L-arabinofuranoside is suitable for use in diagnostic tests for bacteria, fungi, viruses, parasites, and toxins. This compound has been extensively tested for toxicity and carcinogenicity.Degré de pureté :Min. 95%5-Bromo-3-indolyl a-D-galactopyranoside
5-Bromo-3-indolyl a-D-galactopyranoside is a fluorogenic substrate that can be used for the detection of beta-galactosidase activity. It is also used as an enzyme substrate in diagnostics and research, as well as a chromogenic substrate in staining. 5-Bromo-3-indolyl a-D-galactopyranoside has been shown to be an excellent conjugate for proteins, nucleic acids, and other biomolecules. This product can also be used in culture media for the cultivation of bacteria and yeast.
Formule :C14H16BrNO6Degré de pureté :Min. 95%Masse moléculaire :374.18 g/mol4-Nitrophenyl 3,4,6-tri-O-(a-D-mannopyranosyl)-b-D-mannopyranoside
CAS :This compound inhibits the enzyme protein kinase. It has been shown to inhibit the activity of a number of protein kinases including those that are involved in cell proliferation, differentiation and apoptosis. This drug is also known to be a potent inhibitor of human c-Jun N-terminal kinase (JNK) and other types of kinases such as cyclin-dependent protein kinases. The inhibition of these enzymes results in the prevention of tumorigenesis, inflammation and immunological responses.Degré de pureté :Min. 95%Masse moléculaire :787.67 g/mol6-Chloro-4-methylumbelliferyl b-D glucuronide
CAS :6-Chloro-4-methylumbelliferyl b-D glucuronide is a fluorogenic substrate for beta-glucuronidase that exhibits longer absorption/emission maxima (~385/500 nm) than typical 4MU-derived substrates.Formule :C16H15ClO9Degré de pureté :Min. 97 Area-%Couleur et forme :White PowderMasse moléculaire :386.74 g/mol2-Nitrophenyl 2,3,4-tri-O-acetyl-β-D-xylopyranoside
CAS :2-Nitrophenyl 2,3,4-tri-O-acetyl-beta-D-xylopyranoside is a chromogenic substrate used to detect the enzymatic activity of xylosidase. After cleavage, the nitrophenyl moiety is released exhibiting a light yellowish color. 2-Nitrophenyl 2,3,4-tri-O-acetyl-beta-D-xylopyranoside is used in bacterial hemicellulose metabolism assays.Formule :C17H19NO10Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :397.33 g/mol3-Carboxyumbelliferyl b-D-galactopyranoside
CAS :3-Carboxyumbelliferyl b-D-galactopyranoside is a fluorescent probe that can be used to study protein synthesis in live cells. It binds to the active site of the enzyme peptidyl transferase, which catalyzes the covalent linkage of amino acids to form a polypeptide chain. 3CMBG is specific for the amino acid proline and is a substrate for peptidyl transferase. The fluorescence of 3CMBG increases when it is bound to peptidyl transferase, making it useful as a marker for protein synthesis.
Degré de pureté :Min. 95%Masse moléculaire :368.28 g/mol4-Methylumbelliferyl acetate - 95%
CAS :4-Methylumbelliferyl acetate is a fluorescent compound that can be used to measure the activity of cytochrome P450 enzymes. The fluorescence intensity of 4-methylumbelliferyl acetate increases when it reacts with substrates and inhibitors in vitro. This chemical has been shown to inhibit the enzyme cyclooxygenase in rat liver microsomes, which may lead to blood disorders. It also inhibits coumarin derivatives and human pathogens, such as erythromycin-resistant Staphylococcus aureus (MRSA). 4-Methylumbelliferyl acetate is used as a substrate for polymerase chain reaction (PCR) analysis because it is not susceptible to hydrolysis by esterases.Formule :C12H10O4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :218.21 g/molResorufin benzyl ether
CAS :Resorufin benzyl ether is a chemical compound that can be used as a substrate for cytochrome P450. It has been shown to inhibit the activity of epoxide hydrolase, an enzyme involved in the metabolism of endoperoxides. Resorufin benzyl ether has also been found to inhibit cytochrome P450 enzymes, which are responsible for oxidative metabolism of xenobiotics. This compound has been shown to have a high affinity for mouse monoclonal antibody and is used in immunoassays to detect mouse antibodies. Resorufin benzyl ether is used in biochemical assays and polymerase chain reactions (PCRs) as a fluorescence marker. In addition, this compound is used in model systems to study enzyme activities such as recombinant cytochrome p450 and protein oxidation by reactive oxygen species (ROS).
Degré de pureté :Min. 95%Masse moléculaire :303.31 g/molAldol® 484 β-D-galactopyranoside, Biosynth Patent: EP 2427431 and US 8940909
CAS :Aldol® 484 beta-D-galactopyranoside is a chromogenic enzyme substrate for beta-galactosidase activity. The colorless product is cleaved by lactose-utilizing bacteria in liquid or solid media, yielding intense red color. Aldol® 484 beta-D-galacto-pyranoside can also be used in beta-gal reporter gene assays or for identification of beta-gal positive transformants on agar. Aldol® 484 beta-D-galactopyranoside can be used under aerobic and anaerobic conditions.Formule :C26H24ClFN2O7Degré de pureté :Min. 95.0 Area-%Masse moléculaire :530.93 g/mol2-Dodecylresorufin
CAS :2-Dodecylresorufin is a fluorescent probe that reacts with the hydroxyl radicals in the cell, which are generated by the enzyme superoxide dismutase. 2-Dodecylresorufin can be used to measure reactive oxygen species (ROS) and ROS-induced cellular damage. It is also used to study oxidative stress in vitro. The chemical structure of 2-dodecylresorufin contains a linker arm that provides a reversible linkage to the cell surface, allowing for extracellular measurements of reactive oxygen species (ROS). This compound has been shown to have high reactivity, making it useful for studying population dynamics and fluorescent techniques.
Degré de pureté :Min. 95%Masse moléculaire :381.51 g/mol
