Outros

<p>6-Chloro-3-indolyl butyrate is a chromogenic substrate for lipases. Use in lipid digestion and metabolism studies, it produces a salmon-pink color when 6-chloro-3-indolyl is released after enzymatic cleavage.</p>

<p>Chromogenic β-galactosidase substrate yielding a yellow solution upon cleavage. Can be used for the detection of coliforms due to their beta-galactosidase activity.</p>

<p>Please enquire for more information about 5-Nitro-3-indoxyl-β-D-galactopyranoside including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>5-Bromo-4-chloro-3-indolyl a-D-maltopyranoside is a chromogenic substrate used to detect the specific enzymatic activity of alpha-glucosidase. After cleavage, 5-bromo-4-chloro-indoxyl is released, resulting in a blue to blue-green color change in bacterial colonies or media. 5-Bromo-4-chloro-3-indolyl a-D-maltopyranoside is used in Pompe disease screening and glycogen storage disorder diagnosis.</p>

<p>6-Bromo-2-naphthyl 2-acetamido-2-deoxy-beta-D-glucopyranoside is a chromogenic substrate used for the detection of chitinase activity. Upon hydrolysis by chitinase, it releases a yellow-brown color, which is easily detected by spectrophotometry. This substrate has been used to study chitinases in various organisms, including bacteria, fungi, and insects. It can also be used to quantitate chitinase activity in various biological samples.</p>

<p>Substrate for horseradish peroxidase (HRP). HRP catalyzes oxidation of 4-chloro-1-naphthol in the presence of peroxide to the blue insoluble product 4-chloro-1-naphthon. It is used for both blotting and immunohistochemical staining but is less sensitive than other precipitating HRP substrates.</p>

<p>Chromogenic substrate for carboxylesterase yielding a blue precipitate upon cleavage. It has been proposed for the rapid detection of Branhamella catarrhalis in a strip test because unlike most other members of the family Neisseriaceae, Branhamella catarrhalis produces a butyrateesterase.</p>

<p>Aldol® 495 beta-D-galactopyranoside is a chromogenic and fluorogenic enzyme substrate used for detection of beta-galactosidase activity. The colorless enzyme substrate is cleaved by lactose-utilizing bacteria in liquid or solid media, yielding orange color as well as green fluorescence if a fluorescence enhancer or a suitable matrix are present. Aldol® 495 beta-D-galactopyranoside can also be used in beta-gal reporter gene assays or for identification of beta-gal positive transformants on agar plates. Aldol® 495 beta-D-galactopyranoside can be used under aerobic and anaerobic conditions.</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-a-D-glucopyranoside is a chromogenic pNP substrate specifically designed for the analysis of N-acetylglucosaminidase activity. Upon enzyme action, the substrate releases 4-nitrophenol, a yellow compound that can be detected by spectrophotometric methods, providing a reliable and sensitive means of quantifying enzyme activity. This versatile substrate is widely used in biochemical studies, disease diagnostics, and the enzyme production industry.</p>

<p>5-Bromo-4-chloro-3-indolyl a-D-xylopyranoside is a chromogenic substrate used to detect the specific enzymatic activity of alpha-xylosidase. After cleavage, 5-bromo-4-chloro-indoxyl is released, resulting in a blue to blue-green color change in bacterial colonies or media. 5-Bromo-4-chloro-3-indolyl a-D-xylopyranoside is used in bacterial xylan metabolism studies and plant cell wall degradation assays.</p>

<p>Chromogenic substrate for N-acetyl-β-D-glucosaminidase yielding a blue precipitate. Contained in certain mycological culture media. Used in histochemistry.</p>

<p>5-Bromo-4-chloro-3-indoxyl-beta-D-xylopyranoside is a fluorogenic substrate that can be used to measure the activity of bacterial esterases. The enzyme cleaves the xylose moiety from 5-bromo-4-chloro-3-indoxyl, yielding indoxyl as an intermediate product. This reaction can be catalyzed by esterases found in bacteria, which hydrolyze esters containing a single hydroxyl group at one end and a carboxylic acid or alcohol at the other end. Indoxyl is fluorescent and can be detected using a fluorimeter. 5BX is also chromogenic, so it can be used as an enzyme substrate for detecting beta galactosidase activity in bacteria such as Mycobacterium smegmatis or Escherichia coli.<br>5BX is also used to detect chemilumines</p>

<p>4-Nitrophenyl-beta-L-fucopyranoside is a high-quality pNP enzyme substrate developed for the sensitive detection and quantification of Beta-L-fucosidase activity. The enzymatic hydrolysis of the substrate generates 4-nitrophenol, a yellow chromogenic component that can be conveniently measured spectrophotometrically, allowing for accurate determination of enzyme concentration and kinetics. This substrate finds applications in various research fields, diagnostics, and industrial enzyme production.</p>

<p>Aldol® 515 L-alanine amide is a chromogenic and fluorogenic enzyme substrate used for detection of L-alanine aminopeptidase activity. The colorless enzyme substrate is cleaved by L-alanine aminopeptidase produced by microorganisms, grown in liquid or solid media yielding red color. In addition, red fluorescence is generated when a fluorescence enhancer or a suitable matrix is present. Aldol® 515 L-alanine amide can be used under aerobic and anaerobic conditions.</p>

<p>Aldol® 515 phosphate is a chromogenic and fluorogenic enzyme substrate used for detection of phosphatase activity. The colorless enzyme substrate is cleaved by acid and alkaline phosphatases secreted by bacteria in liquid or solid media, yielding intense red color and red fluorescence. Aldol® 515 phosphate can also be used in Western blots and other immunoassay applications with phosphatase-coupled secondary antibodies. Aldol® 515 phosphate can be used under aerobic and anaerobic conditions.</p>

<p>Chromogenic substrate for beta-glucanase</p>

<p>Substrate detecting beta-glucosidase activity</p>

<p>6-Chloro-3-indolyl b-D-glucuronide sodium salt is a chromogenic substrate for beta-glucuronidase, a reporter gene used to monitor gene expression by detecting the enzyme's activity. It yields a salmon colored precipitate upon cleavage.</p>

<p>Chromogenic β-Glucosaminidase substrate yielding a yellow absorbent solution upon cleavage.</p>

<p>6-Chloro-3-indolyl phosphate disodium salt is a chromogenic substrate that is used in food testing, diagnostics, and environmental testing. It can be used to detect the presence of the enzyme phosphatase by adding it to a sample containing glucose, which will produce an orange color. The ligand 6-chloro-3-indolyl phosphate disodium salt can also be used as a bioluminescence probe for detecting ATP or ADP using luciferase. This product has high purity and quality, and is available at a competitive price.</p>

<p>Aldol® 484 beta-D-glucopyranoside is a chromogenic and fluorogenic enzyme substrate used for detection of beta-glucosidase activity. The colorless enzyme substrate is cleaved by bacteria producing beta-glucosidase in liquid or solid media, yielding intense red color and green fluorescent signal. Aldol® 484 beta-D-glucopyranoside can be used under aerobic and anaerobic conditions.</p>

<p>BIOSYNTH Culture Medium for the isolation andidentification of Escherichia coli O157:H7</p>

<p>Chromogenic substrate for β-D-glucosidase. Yields a red precipitate upon cleavage.</p>

<p>Modified naphtol AS substrate used in histochemical and cytochemical staining</p>

<p>Chromogenic substrate for β-D-Cellobiosidase yielding a salmon-colored precipitate.</p>

<p>6-Chloro-3-indoxyl butyrate is a chemiluminescent substrate that is used in diagnostics and research. It has been shown to be an excellent ligand for the detection of DNA and protein. 6-Chloro-3-indoxyl butyrate can also be used as a chromogenic substrate for the detection of alkaline phosphatase, acid phosphatase, or beta-galactosidase. This product is also used in food testing, enzyme substrates, and fluorogenic substrates.</p>

<p>Aldol® 470 beta-D-galactopyranoside is a chromogenic and fluorogenic enzyme substrate used for detection of ?-galactosidase activity. The colorless enzyme substrate is cleaved by lactose-utilizing bacteria grown in liquid or solid media, yielding yellow coloration and green fluorescence. Aldol® 470 beta-D-galactopyranoside can also be used in ?-galactosidase gene reporter assays or immunoassay applications (ELISA). Aldol® 470 beta-D-galactopyranoside can be used under aerobic and anaerobic conditions.</p>

<p>Chromogenic substrate for β-glucuronidase (GUS) yieldinga blue precipitate. It is used for detection of GUS+ bacterial colonies and has been reported as chromogenic substrate in a number of chromogenic E. coli / coliform culture media. About 95% of common E. coli possess β-D-glucuronidase activity. Such chromogenic culture media are used for detection and enumeration of E. coli in food samples such as meat, dairy products, shellfish and have clinical applications in the assessment of urinary infections. It has gained international acceptance as highly accurate test for the presence of E. coli in drinking water samples. It is also used for the detection of the expression of GUS (E. coli β-glucuronidase) gene fusion marker constructs in plants.</p>

<p>1-Naphthyl β-D-mannopyranoside is a chromogenic (also fluorogenic) substrate. After cleavage, 1-naphthol is released and is used to quantify beta-mannosidase activity.</p>

<p>Chromogenic substrate for phosphatase</p>

<p>6-Chloro-3-indolyl 2-acetamido-2-deoxy-b-D-galactopyranoside is a chromogenic substrate for N-acetyl-beta-galactosaminidase. It produces a salmon-pink color after enzymatic cleavage.</p>

<p>4-Nitrophenyl beta-L-arabinopyranoside is a chromogenic substrate for beta-L-arabinosidase. Upon hydrolysis, para-nitrophenol is released yielding a yellowish colour. 4-Nitrophenyl beta-L-arabinopyranoside is used in different applications such as the Bacterial arabinan degradation assays, gut microbiome analysis</p>

<p>Chromogenic substrate yielding a soluble yellow chromophor for the colorimetric assay of phosphatases.</p>

<p>3-Indolyl 2-acetamido-2-deoxy-b-D-glucopyranoside is a substrate used for the detection of the enzyme N-acetylglucosaminidase (NAG). The enzyme hydrolyzes the NAG conjugate, releasing indole that can be detected through a colorimetric assay. This method is commonly used in clinical chemistry to evaluate kidney function, as NAG is excreted in urine and increased levels may indicate renal injury or disease. The indole NAG assay is also used in microbiology to detect the presence of NAG-producing bacteria.</p>

<p>5-Iodo-3-indoxyl-beta-D-galactopyranoside is a chromogenic substrate for beta-galactosidase.</p>

<p>Naphthol AS-D is a diagnostic chemical for phosphatase enzymes and is used to stain cells, tissues, and body fluids for diagnosis. The chemical reacts with the amino groups of proteins in cells and produces a brown color. Naphthol AS-D is not toxic to living cells in concentrations below 5%. It stains basophilic leukemia cells as well as brain cells. This chemical can be used to diagnose cutaneous lesions, such as psoriasis or melanoma, which are difficult to diagnose by standard methods.  present in these lesions and produce a brown color.</p>

<p>Aldol® 495 nonanoate is a chromogenic and fluorogenic enzyme substrate used for detection of lipase activity. The colorless enzyme substrate is cleaved by C9 esterases, yielding development of an orange coloration. In addition, green fluorescence is generated when Aldol® 355 fluorescence enhancer or a suitable matrix is present. Aldol® 495 nonanoate can be used in enzyme assays and live bacterial cultures. Aldol® 495 nonanoate is suitable for use in liquid and solid media, under aerobic as well as anaerobic conditions.</p>

<p>6-Chloro-3-indoxyl caprylate is a high quality, enzyme substrate, chromogenic substrate, bioluminescence, chemiluminescence ligand, staining and diagnostics reagent. It has CAS No. 159954-35-5 and is used in food testing, culture media and environmental testing. 6-Chloro-3-indoxyl caprylate is also a fluorogenic substrate that is used for high purity applications such as conjugation with other molecules.</p>

<p>Chromogenic substrate for aryl-sulfatase. Yields a blue precipitate upon cleavage.</p>

<p>2-Nitrophenyl b-D-cellobioside heptaacetate is a chromogenic enzyme substrate used to assay for cellobiohydrolase activity. The substrate undergoes enzymatic hydrolysis, releasing 2-nitrophenol which can then be detected via absorbance at 400 nm. This type of substrate is also used for the analysis of cellulose and hemicelluloses in plant materials. The heptaacetate modification enhances solubility, making it ideal for use in organic solvents, and it also protects against unwanted hydrolysis by acid or alkali. The substrate can be used in a variety of applications, including enzyme assay development, screening for inhibitors or activators, and in the study of the mode of action and substrate specificity of cellulase enzymes.</p>

<p>5-Bromo-3-indoxyl caprylate is a fluorogenic substrate that can be used for the detection of β-galactosidase. It is an enzyme substrate that can be used to measure β-galactosidase activity in cell culture media. It has a high purity and high quality. 5-Bromo-3-indoxyl caprylate is also used as a chromogenic substrate for the detection of β-galactosidase. This product has a CAS number of 133950-69-3.</p>

<p>Chromogenic beta-Glucosidase substrate yielding a yellow solution upon cleavage.</p>

<p>2-Chloro-4-nitrophenyl β-D-glucopyranoside is a chromogenic substrate for beta-glucosidases. In biochemical enzyme assays and in vitro diagnostics analysis, the substrate is used to monitor the glycosyltransferase activity. When 2-chloro-4-nitrophenyl β-D-glucopyranoside is cleaved by beta-glucosidase, 2-chloro-4-nitrophenol is released and quantified.</p>

<p>Naphthol AS-BI-beta-D-glucuronic acid is a β-glucuronidase substrate. The substrate is used in combination with stabilized diazonium salts such as Fast Red Violet LB salt (5-chloro-4-benzamido-2-methylbenzenediazonium chloride). Free Naphthol AS and Fast Red Violet undergo a chemical reaction to yield intensely colored azo-dyes.</p>

<p>Aldol® 458 beta-D-galactopyranoside is a chromogenic and fluorogenic enzyme substrate used for detection of beta-galactosidase activity. The colorless enzyme substrate is cleaved by lactose utilizing bacteria grown in liquid or solid media, yielding yellow coloration and green fluorescence. Aldol® 458 beta-D-galactopyranoside can also be used in beta-galactosidase gene reporter assays or immunoassay applications (ELISA). Aldol® 458 beta-D-galactopyranoside can be used under aerobic and anaerobic conditions.</p>

<p>Beta-Epoxyabiraterone acetate is a synthetic and natural metabolite of abiraterone that is used as an API impurity in the synthesis of abiraterone acetate. The drug product is a niche compound with CAS No. 52464-96-6. The Metabolite is an impurity found in the synthesis of beta-epoxyabiraterone acetate. Drug development research and development, analytical methods, and pharmacopoeia are all involved in the production of this compound.</p>

<p>Chromogenic substrate for β-D-Cellobiosidase yielding a yellow solution upon cleavage.</p>

<p>Chromogenic substrate targeting beta-galactosidase</p>

<p>Please enquire for more information about 3,4-Cyclohexenoesculetine-N-acetyl-glucosamine including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Water soluble, chromogenic substrate for visualizing alkaline phosphatase activity. Produces a blueinsoluble end product that is detected visually when used together with nitroblue tetrazolium. The substrate system is versatile and functions in a variety of applications, including Northern, Southern, and Western blotting, in situhybridization, ELISAs and immunohistochemistry.</p>