Substrats chromogènes

<p>4-Nitrophenyl 2,3,4,6-tetra-O-acetyl-b-D-glucopyranoside enzyme substrate is a versatile and reliable reagent for measuring glucosidase activity. It is an ideal substrate for use in assays to detect β-glucosidase activity in a variety of applications, including for in vitro and in vivo studies, and it has been widely used in the pharmaceutical and biotechnology industries. This chromogenic pNP enzyme substrate is designed for effective and precise analysis with good sensitivity and low background signals.</p>

<p>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.</p>

<p>5-Bromo-3-indolyl decanoate (BID) is a chromogenic enzyme substrate often used for the detection of lipase activity. It is hydrolyzed by lipase to produce a blue-violet product, which can be detected visually or by spectrophotometry. BID is particularly useful for the detection of microbial lipases in food and environmental samples. It is commonly used in a wide range of biochemical, biological, and environmental testing applications that require precise lipase enzyme analysis.</p>

<p>4-Nitrophenyl hepta-O-acetyl-1-thio-b-lactoside is an inorganic molecule that binds to the surface of bacteria. It has been used as a fingerprinting tool for a variety of organisms, including corynebacterium glutamicum. The molecule can be used to measure the metabolic activity of corynebacterium glutamicum with a technique called incremental acidification. This technique is based on the observation that the concentration of 4-nitrophenol decreases by one unit for each glucose metabolized by corynebacterium glutamicum. The use of 4NPHTBL and other primers can also be useful in diagnosing patients with autoimmune diseases such as celiac disease and inflammatory bowel disease.</p>

<p>4-Nitrophenyl 2-O-(2,3,4,6-tri-O-acetyl-a-D-mannopyranosyl)-4,6-O-benzylidene-a-D-mannopyranoside is a fluorogenic substrate that is used for the detection of alpha amylase activity in food testing. It is also used as a chromogenic substrate for the detection of beta amylase activity. 4NP2ODM is a conjugate that can be used for the detection of alpha or beta amylases in environmental testing. This compound has high purity and quality and CAS No. 90105037.</p>

<p>4-Nitrophenyl 3-O-(2,3,4,6-tetra-O-acetyl-a-D-mannopyranosyl)-2,4-di-O-benzoyl-b-D-mannopyranoside is a bioactive metabolite that can be found in the gene expression profile of a human genome. It has been shown to have an effect on gene expression levels and cellular function. This metabolite is found in the environment and has been shown to be mediated by environmental factors. The high level of gene expression has been shown to be due to its ability to bind to DNA.</p>

<p>4-Nitrophenyl 2-O-(2,3,4,6-tetra-O-acetyl-a-D-mannopyranosyl)-a-D-mannopyranoside is a fluorogenic substrate that is used as a diagnostic tool and can be used to detect the presence of β--glucosidase in the gut. It is also used as a conjugate with enzymes such as peroxidase or alkaline phosphatase for use in enzyme catalyzed reactions. The product has been shown to be active against a variety of bacteria, including Staphylococcus aureus and Escherichia coli. This product has been shown to produce chemiluminescence when incubated with horseradish peroxidase and hydrogen peroxide. This product is light sensitive and should be stored at room temperature away from direct sunlight.</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranoside is a chemiluminescent substrate that has been used in the detection of bacterial activity. It is used in the detection of bacterial activity through chemiluminescence and can be conjugated to an enzyme or protein for increased sensitivity. This product has been shown to have high purity and quality and is suitable for use in diagnostic applications.</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-3,6-di-O-benzoyl-b-D-galactopyranoside is an advanced pNP-based enzyme substrate designed for the detection and measurement of glycosidase activity in biological samples. This synthetic compound offers high specificity and sensitivity for b-galactosidase enzymes, enabling accurate determination of enzymatic hydrolysis rates in a variety of research applications, including diagnostics, drug development, and discovery of novel enzymes. Its chromogenic properties ensure easy analysis of the results and make it suitable for high-throughput screening.</p>

<p>4-Nitrophenyl 2-O-(2,3,4,6-tetra-O-acetyl-b-D-glucopyranosyl)-b-D-glucopyranoside is a state-of-the-art chromogenic substrate designed for rapid and sensitive enzyme activity detection. As a versatile pNP substrate, it produces a noticeable color change upon enzyme-catalyzed hydrolysis, facilitating easy monitoring and quantification of enzyme levels in research and diagnostic applications. The substrate's acetylated glucose moiety ensures specificity and stability, allowing for precise and reliable results across a range of experimental conditions.</p>

<p>5-Bromo-6-chloro-1H-indol-3-yl-a-D-mannopyranoside is a chromogenic substrate that yields a magenta-colored product after cleavage. The chromophore 5-bromo-6-chloro-indoxyl is released, generating the observable color. It is used in lysosomal storage disorder screening.</p>

<p>Methyl 4-nitrophenyl hexyl phosphonate is a lipase suicide inhibitor that is a chromogenic substrate for lipases which upon enzymatic action, binds irreversibly to the lipase and inactivates it. The substrate can be used for the determination of active sites in lipases.</p>

<p>2-Nitrophenyl caprylate is a potent inhibitor of gram-negative bacteria. It has been shown to inhibit the enzymatic activity of certain bacterial enzymes, such as the modification of cellular fatty acids. 2-Nitrophenyl caprylate has also been shown to inhibit in vitro growth of various gram-negative bacteria, including E. coli and Salmonella enterica serovar Typhimurium, through detergent compositions and enzymatic reactions (e.g., aminopeptidases). 2-Nitrophenyl caprylate may be useful for the treatment of pancreatitis due to its inhibition of pancreatic secretions and inhibition of pancreatic lipase activity. Transposable sequences have been found in the 2-nitrophenyl caprylate gene cluster, which may be related to its regulatory properties.</p>

<p>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.</p>

<p>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.</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-4,6-O-benzylidene-b-D-glucopyranoside is a fluorescent substrate for beta amylase and other glycosidases. It has been used as a fluorogenic substrate for food testing and as a chromogenic substrate for environmental testing. 4NPB has also been used in diagnostic applications such as enzyme substrates, ligands, and chemiluminescent substrates. This product is of high purity and quality with a conjugate that can be used in biotechnology applications.</p>

<p>Please enquire for more information about 4-Nitrophenyl phosphate bis(tris) salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>4-Nitrophenyl 2,3,4,6-tetra-O-acetyl-a-D-mannopyranoside is a highly sensitive and efficient chromogenic substrate designed for the detection and quantification of α-D-mannosidases. These enzymes play a crucial role in the degradation and metabolism of glycoproteins and glycolipids, thus having high importance in biotechnology and biochemical research. When acted upon by α-D-mannosidase, this substrate releases a bright yellow product, 4-nitrophenol, which is easily measured spectrophotometrically at 405 nm. This enables quick and accurate analysis in various applications such as enzyme kinetics, inhibitor screening, and activity assays.</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-4,6-O-p-methoxybenzylidene-a-D-galactopyranoside is a chromogenic substrate designed for the detection and quantification of enzyme activity. This methoxybenzylidene-protected compound is specifically designed to be 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 in various applications.</p>

<p>2,4-Dinitrophenyl b-L-arabinofuranoside is a high quality chromogenic substrate for dinitrophenylase. It is a ligand that reacts with an enzyme to form a product that can be detected by various methods, including colorimetry and fluorimetry. 2,4-Dinitrophenyl b-L-arabinofuranoside has shown to be useful for the detection of organic contaminants in water and air. 2,4-Dinitrophenyl b-L-arabinofuranoside is also used as a reagent for the preparation of conjugates for immunoassays.</p>