Substrati enzimatici

Aldol® 455 beta-D-galactopyranoside is a chromogenic substrate for the enzyme β-galactosidase. It is used to detect the activity of β-galactosidase in cell culture, and has been shown to be highly purified and of high quality. This product can be used as a ligand for receptor binding studies or as an agent in enzyme substrates in fluorescence and chemiluminescence reactions.

Luciferin-beta-D-glucoside, potassium salt is a fluorogenic substrate that can be used as a ligand in enzyme assays. It is also used in the manufacture of diagnostic reagents, such as conjugates and culture media. It is often used to test for the presence of bacteria or fungi.

Please enquire for more information about Phenytoin sodium including the price, delivery time and more detailed product information at the technical inquiry form on this page

5-Bromo-4-chloro-3-indoxyl-a-D-xylopyranoside is a fluorogenic substrate that can be used in food testing and environmental testing. This product is a conjugate of the xylosidase enzyme (EC 3.2.1.37) with 5-bromo-4-chloroindoxyl, which has been shown to have a high affinity for the enzyme's active site and enzymatic activity. The purity of this product is > 95% and the CAS number is 68618-41-5.

4-Nitrophenyl 2-acetamido-3,6-di-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-b-D-galactopyranosyl)-2-deoxy-b-D-glucopyranoside is modified acetylated chromogenic substrate designed for the detection and quantification of enzyme activity. This highly specific substrate is cleaved by enzymes, releasing a yellow 4-nitrophenol product that can be easily measured spectrophotometrically. This allows for accurate and sensitive analysis of enzyme kinetics, inhibition studies, and substrate specificity determination.

2-Aminophthalylhydrazido 2-acetamido-2-deoxy-b-D-glucopyranoside is a chromogenic substrate that is used as a diagnostic in biological research. It reacts with enzymes to form fluorescent products, and can be used to detect the presence of bacteria and fungi. This product has a CAS number of 128879-80-1 and can be used for food testing, environmental testing, or bioluminescence. It is an important component in the development of new antibiotics.

Aldol® 455 is a substrate for the enzyme beta-galactosidase. It is used in food testing, staining, and environmental testing. Aldol® 455 has been shown to be a good substrate for fluorogenic and chromogenic substrates. It can be conjugated with an antibody or other ligand for use in immunoassays. Aldol® 455 is of high purity and high quality, making it suitable for use in diagnostics and as an enzyme substrate. This product can also be used as a culture media additive.

Luciferin-beta-D-glucoside, potassium salt is a conjugate of luciferin and beta-D-glucose. This compound is a substrate for enzymes that catalyze the oxidation of luciferin to generate light. It can be used in diagnostic tests as a chromogenic or fluorogenic substrate to detect specific substances, such as metals and microbes.

Aldol® 467 N-acetyl-beta-D-glucosaminide is a chromogenic and fluorogenic enzyme substrate used for detection of beta-N-acetyl-glucosaminidase activity. The colorless enzyme substrate is cleaved in the presence of beta-N-acetyl-glucosaminidase yielding development of a yellow product. In addition, green fluorescence is generated when a suitable matrix or Aldol® 355 fluorescence enhancer is present. Aldol® 467 N-acetyl-beta-D-glucosaminide amide can be used in enzymatic assays or in live bacterial cultures. Aldol® 467 N-acetyl-beta-D-glucosaminide is suitable for use in liquid and solid media, under aerobic as well as anaerobic conditions.

Luciferin-caprylate is a chemiluminescent substrate that is used in the detection of various substances. It is a high purity compound with CAS No. 583-22-8 and an E number of E711. This product can be used in diagnostic, food testing, and other applications. Luciferin-caprylate has been shown to be an excellent substrate for bioluminescence, fluorescence, and chemiluminescence reactions. It generates light through the oxidation of luciferin by the enzyme luciferase in the presence of oxygen or other oxidizing agents. The light generated by this reaction can be detected using a photomultiplier tube or luminometer, which can then be used to detect substances such as bacteria, protozoa, or fungi.

4-Methylumbelliferyl 2,3,4-tri-O-benzoyl-b-D-galactopyranoside-6-sulfate is a fluorogenic substrate for β-galactosidase and a chromogenic substrate for β-glucuronidase. It is used in food testing, environmental testing, and diagnostics.

2'-(4-Methylumbelliferyl)-alpha-D-N-acetylneuraminic acid, sodium salt is a fluorogenic substrate for alpha-galactosidase. It is used in the analysis of cultured media and as a conjugate for enzyme substrates. This product has been shown to be useful in food testing, diagnostics, and environmental testing. 2'-(4-Methylumbelliferyl)-alpha-D-N-acetylneuraminic acid, sodium salt has been used as a chromogenic substrate for the detection of alpha-galactosidase activity. This product is also used as a bioluminescent substrate for the detection of bioluminescence.

Used in the MTT assay to asses the viability of cells. The yellow MTT is reduced by the living cells to a water-insoluble purple formazan. In order to make a quantitative measurement the formazan is often dissolved by addition of a solubilization solution to yield a colored solution that can be measured in a spectrophotometer. The rate of color formation reflects the dynamics and intensity of the microbial metabolism.

Water soluble substrate for firefly luciferase. Used for imaging the expression of the LUC marker gene and luciferase-fusion conjugates in living cells, tissues and organisms. Extensively utilized in reporter gene assays, immunoassays and hygiene monitoring. Endotoxin free product.

Luciferin-beta-D-glucuronide, dipotassium salt, is a bioluminescent substrate for beta-glucuronidase (GUS). It is used in various fields, including biomedical research, diagnostics, and imaging.

Water soluble substrate for firefly luciferase, with low endotoxin.

4-Nitrophenyl-myo-inositol-1-yl phosphate is a highly specific chromogenic substrate used for the detection, quantification, and characterization of phosphoinositide phosphatases. When cleaved by the target enzyme, it generates a highly absorbing 4-nitrophenyl moiety, producing a yellow color that can be measured spectrophotometrically. This versatile substrate is valuable in examining phosphoinositide phosphatase activity, enzyme kinetics, substrate specificity, and inhibition studies in various cellular processes, including signal transduction, lipid metabolism, and membrane trafficking.