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MGT Inc.
MGT Inc.
MGT Inc.
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Products


Vectors Vectors
Enzyme Substrates and Kits Enzyme Substrates and Kits
Enzyme Inhibitors Enzyme Inhibitors
MGT Detection Kits MGT Detection Kits
Cell Regulatory Substrates Cell Regulatory Substrates
Special Labeling Reagents Special Labeling Reagents
Lipids Lipids
Carbohydrates/Oligosaccharides Carbohydrates/Oligosaccharides  
Fluorescent Reagents Fluorescent Reagents
Products

  ID   Name   CAS Unit Size Price Bulk Price (5+)
M1092   N-Acetyl-D-glucosaminitol 4271-28-7 1 g 85.14 68.11
Carbohydrate analog useful in differentiation of bacteria.
M1059   7-Amino-4-methylcoumarin 26093-31-2 100 mg 34.70 27.76
Blue fluorescent reagent useful for preparing aminopeptidase substrates.
M0352   6-Amino-D-luciferin 118969-27-0 5 mg 127.38 101.90
Amino analog of D-luciferin substrate for firefly luciferase activity.
M0084   5-(2-Aminoethylamino)- 1-naphthalenesulfonic acid, sodium salt (1,5-EDANS, Na+salt) 100900-07-0 250 mg 43.38 34.70
Water soluble blue-green fluorescent labeling reagent for modification of proteins and carbohydrates.
M0273   5-(2-Aminoethylamino)-1-naphthalenesulfonic acid (1,5-EDANS) 50402-56-7 10 mg 34.70 27.76
Blue-green fluorescent labeling reagent for carbohydrates, aldehydes, ketones and proteins.
M0845   MitoPT™ Apoptosis Detection Kit 100tests N/A 1 kit 174.00 174.00
Use of the MitoPT™ kit allows the easy distinction between non-apoptotic red fluorescent cells and apoptotic green fluorescent cells.
M0846   MitoPT™ Apoptosis Detection Kit 400tests N/A 1 kit 334.00 334.00
Use of the MitoPT™ kit allows the easy distinction between non-apoptotic red fluorescent cells and apoptotic green fluorescent cells.
M1274   Avidin fluorescein isothiocyanate (FITC) conjugate N/A 5 mg 96.45 77.16
This green fluorescent protein excites at 494 nm with an emission maximum at 518 nm. Since the excitation and emission maxima are well separated from those of other fluorophores such as Texas RedTM and coumarin, FITC Avidin can be employed with other conjugates to simultaneously localize two or three antigens in the same tissue section.
M1124   Avidin sulforhodamine 101 conjugate (Texas Red™ equivalent) N/A 5 mg 136.07 108.86
This red fluorescent protein excites at 595 nm with an emission maximum at 615 nm. Since the excitation and emission maxima are well separated from those of fluorescein, this highly fluorescent conjugate can be employed with other fluorescein or coumarin conjugates to simultaneously localize two or three antigens in the same tissue section.
M0384   8-Azidoadenosine 5'-triphosphate, TEA salt N/A 10 mg 152.79 122.23
Useful in photoaffinity labelling of ATP binding proteins. Covalent labeling after exposure to UV light (e.g. UVS-11 or UVG-11 lamp). Not radiolabeled.
M1251   3-(2-Benzoxazolyl)umbelliferone 64887-40-7 100 mg 58.41 46.73
Blue-green fluorescent coumarin derivative useful for staining cells and tissues. Also used as a laser dye and for doping in polymer applications.
M1253   3-(2-Benzoxazolyl)umbelliferyl acetate 97004-78-9 25 mg 83.71 66.97
Fluorogenic esterase substrate with blue-green emission (468 nm) upon enzyme activity.
M0182   7-N-Benzoyl-cephalosporanic acid, L-glutamate ester N/A 5 mg 101.86 81.49
Conjugate of Cephalosporin C and glutamate useful for release of the essential amino-acid L-glutamate, upon action of ampicillinase (beta-lactamase activity) in amp-positive cell lines from vectors incorporating the amp (selection) marker gene.
M1257   Berberine sulfate 633-66-9 25 mg 62.10 49.68
Useful as a fluorescent stain for heparin in several cell lines.
M0128   Biocytin hydrazide hydrochloride 102743-85-1 10 mg 50.93 40.74
Water-soluble, long-chained, biotin-containing hydrazide, used for the selective detection of glycoconjugates.
M1356   MarkerGene™ Biotin Detection and Quantitation Kit 1 kit 115.00 92.00
Allows the measurement of the molar ratio of biotin to protein in biotin-protein conjugates, biotin-DNA molar ratios in biotinylated DNA samples, or quantitation of biotin concentrations in solution. The kit can be used to determine biotin concentrations down to 1 uM concentrations. The assay can be performed in a microtiterplate format.
M0785   Biotin succinimidyl ester 35013-72-0 100 mg 57.90 46.32
Activated biotin derivative which can be readily coupled to primary or secondary amines of analyte compounds or proteins under mild conditions.
M0788   Biotin-dextran (70,000 MW) N/A 10 mg 63.69 50.95
Dextran conjugate containing covalently attached biotin molecules (Vitamin H) making it useful in streptavidin/avidin assay systems. It is membrane impermeant but can be loaded into cells using either microinjection or by hypoosmotic shock conditions.
M1138   MarkerGene™ Biotin-X Antibody/Protein Labeling Kit 1 kit 222.00 177.60
For efficient biotinylation of antibodies and other proteins. The long spacer between the biotin and the reactive group in biotin-X succinimidyl ester enhances the ability of the conjugated biotin to interact with avidin and streptavidin.
M0783   Biotin-X, SE 72040-63-2 50 mg 52.10 41.68
Reactive biotin derivative containing an aminohexanoyl spacer group (termed "X") between biotin and the binding site for proteins, nucleic acids, or other biological molecules. This spacer helps to reduce potential quenching effects of fluorophores attached to the analyte molecule, since biotin binds to "deep" binding sites in avidin or streptavidin.
M0632   Bromoxynil glucuronic acid methyl ester for bromoxynil 1689-84-5 2 mg 73.81 59.05
Bromoxynil derivative which can be used to selectively ablate GUS-positive cells and tissues in plant systems. The methyl ester helps with cell permeation in vivo.
M0630   Bromoxynil glucuronic acid triacetate methyl ester [1689-84-5] for bromoxynil aglycone 2 mg 73.81 59.05
Bromoxynil derivative which can be used for selective release in GUS-positive plant systems, in a tissue specific manner. Additional ester groups help with cell permeation of this herbicide derivative.
M1080   C12-NBD, free acid (12-(7-Nitrobenzofurazan-4-ylamino)dodecanoic acid) 96801-39-7 100 mg 115.75 92.60
Useful fluorescent probe for fatty acid and carrier protein binding sites.
M0272   MarkerGene™ Carbohydrate Analysis Detection Kit 1 kit 199.50 159.60
Allows the user to quickly estimate and/or compare the composition of carbohydrates obtained from glycoproteins.
M1400   5(6)-Carboxy-X-rhodamine 198978-94-8 25 mg 84.10 67.28
M1469   5-Carboxy-X-Rhodamine 0.00
This dye is commonly used in dye-terminator sequencing methods by attachment to dideoxynucleotide triphosphates (ddNTP's). It can also be used in other DNA or RNA labeling methods.
M1470   6-Carboxy-X-Rhodamine 194785-18-7 5 mg 88.00 70.40
This dye is commonly used in dye-terminator sequencing methods by attachment to dideoxynucleotide triphosphates (ddNTP's). It can also be used in other DNA or RNA labeling methods.
M1471   5-Carboxy-X-Rhodamine, NHS Ester 344402-35-3 5 mg 260.50 208.40
This dye is commonly used in dye-terminator sequencing methods by attachment to dideoxynucleotide triphosphates (ddNTP's). It can also be used in other DNA or RNA labeling methods.
M1472   6-Carboxy-X-Rhodamine, NHS Ester 216699-36-4 5 mg 190.50 152.40
This dye is commonly used in dye-terminator sequencing methods by attachment to dideoxynucleotide triphosphates (ddNTP's). It can also be used in other DNA or RNA labeling methods.
M1239   5(6)-Carboxy-2',7'-dichlorofluorescein 111843-78-8 50 mg 32.40 25.92
Fluorescein analog with high fluorescence in the low pH range (pH 4-5). Useful for intracellular organelle staining of acidic vesicles.
M1300   5(6)-Carboxyeosin 132201-84-4 100 mg 61.00 48.80
Brominated analog of carboxyfluorescein that is a useful photosensitizer and singlet oxygen generator.
M0114   2,7-bis(2-Carboxyethyl)-5(6)-carboxyfluorescein (BCECF) 85138-49-4 10 mg 86.88 69.50
Widely used fluorescent pH indicator for cellular and in vitro applications. This AM-ester derivative is membrane permeable and useful for staining live cells.
M0122   5(6)-Carboxyfluorescein 72088-94-9 100 mg 23.20 18.56
Extremely useful fluorescent reagent for monitoring intracellular pH and for general labeling of cells and tissues due to its high extinction coefficient, water solubility and pH sensitivity.
M0011   5(6)-Carboxyfluorescein diacetate (CFDA) 124387-19-5 100 mg 108.50 86.80
Popular, ultrasensitive, fluorescent substrate for measuring esterase activity in live cells. It is often used in cell viability assays and "Live-Dead" assay systems
M0013   5(6)-Carboxyfluorescein diacetate, NHS ester 150347-59-4 25 mg 115.75 92.60
Labeling reagent (amine-reactive) with green emission spectral properties (Abs 488 nm / EM 517 nm) after intracellular removal of acetate esters.
M0984   5(6)-Carboxyfluorescein, NHS ester 117548-22-8 25 mg 28.90 23.12
Useful fluorescent amine-reactive probe for synthesis of bioconjugates, yielding hydrolysis resistant derivatives which show excellent performance and stability at physiological pH values.
M0979   5(6)-Carboxyfluorescein-hexanoic acid, NHS ester 114616-31-8 5 mg 72.38 57.90
Useful fluorescent amine-reactive probe has an added spacer to improve accessibility of the reactive group by nucelophiles in preparation of bioconjugates.
M1248   5(6)-Carboxynaphthofluorescein 128724-35-6 25 mg 46.30 37.04
pH-dependent fluorophore with red fluorescence (EX598/EM668 nm at pH 9) and a high pKa (7.6). The fluorescence shifts to shorter wavelengths (EX512/EM567 nm) at neutral or acidic pH.
M1259   5(6)-Carboxynaphthofluorescein, N-succinimidyl ester 150347-58-3 10 mg 34.43 27.54
Reactive long wavelength fluorophore for use in labeling proteins and other compounds. Reactive with terminal and internal (Lys) groups, at pH 8-9. The fluorescence properties are pH dependent.
M0641   5(6)-Carboxyrhodamine 110, HCl salt N/A 50 mg 140.03 112.02
Stable, long wavelength, water soluble fluorophore for use in DNA-labeling, cell staining and protein labeling applications.
M0962   5(6)-Carboxytetramethylrhodamine (TAMRA) 98181-63-6 100 mg 134.00 107.20
Common DNA labeling reagent, also used for protein labeling.
M0966   5(6)-Carboxytetramethylrhodamine N-succinimidyl ester 246256-50-8
M0625   3-Carboxyumbelliferone, BSA conjugate N/A 2 mg 70.07 56.06
Useful for endocytosis experiments or microinjection analyses.
M0257   Carboxyumbelliferyl β-D-galactopyranoside (CUG) 64664-99-9 5 mg 108.50 86.80
Blue fluorogenic beta-galactosidase substrate that is well retained intracellularly. The fluorescence spectrum for the released 3-carboxyumbelliferone is pH-dependent.
M0611   3-Carboxyumbelliferyl β-D-galactoside, BSA conjugate N/A 2 mg 82.72 66.18
Useful for detection of extracellular galactosidase activity, from enzyme-linked antibody systems or for endocytosis experiments, measurement of lacY permease activity, or microinjection analyses.
M0256   Carboxyumbelliferyl β-D-glucuronide (CUGlcU) N/A 10 mg 76.45 61.16
Water soluble fluorogenic GUS substrate similar to MUG.
M0818   Green FAM Caspase 1 Assay Kit 100tests N/A 1 kit 464.00 464.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0817   Green FAM Caspase 1 Assay Kit 25tests N/A 1 kit 169.00 169.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0830   Green FAM Caspase 10 Assay Kit 100tests N/A 1 kit 464.00 464.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0829   Green FAM Caspase 10 Assay Kit 25tests N/A 1 kit 169.00 169.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0832   Green FAM Caspase 13 Assay Kit 100tests N/A 1 kit 464.00 464.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0831   Green FAM Caspase 13 Assay Kit 25tests N/A 1 kit 169.00 169.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0820   Green FAM Caspase 2 Assay Kit 100tests N/A 1 kit 464.00 464.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0819   Green FAM Caspase 2 Assay Kit 25tests N/A 1 kit 169.00 169.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0822   Green FAM Caspases 3 and 7 Assay Kit 100tests N/A 1 kit 464.00 464.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0836   Red Sulforhodamine Caspases 3 and 7 Assay Kit 100tests N/A 1 kit 494.00 494.00
SR-FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases.
M0838   Magic Red™-(DEVD)2 Caspases 3 and 7 Assay Kit 100tests N/A 1 kit 394.00 394.00
Magic Red™ products are substrate-based assays designed to detect protease activity within whole living cells, using a fluorescence microscope.
M0821   Green FAM Caspases 3 and 7 Assay Kit 25tests N/A 1 kit 169.00 169.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0835   Red Sulforhodamine Caspases 3 and 7 Assay Kit 25tests N/A 1 kit 184.00 184.00
SR-FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases.
M0837   Magic Red™-(DEVD)2 Caspases 3 and 7 Assay Kit 25tests N/A 1 kit 159.00 159.00
Magic Red™ products are substrate-based assays designed to detect protease activity within whole living cells, using a fluorescence microscope.
M0824   Green FAM Caspase 6 Assay Kit 100tests N/A 1 kit 464.00 464.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0823   Green FAM Caspase 6 Assay Kit 25tests N/A 1 kit 169.00 169.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0826   Green FAM Caspase 8 Assay Kit 100tests N/A 1 kit 464.00 464.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0825   Green FAM Caspase 8 Assay Kit 25tests N/A 1 kit 169.00 169.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0828   Green FAM Caspase 9 Assay Kit 100tests N/A 1 kit 464.00 464.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0827   Green FAM Caspase 9 Assay Kit 25tests N/A 1 kit 169.00 169.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0816   Green FAM Poly Caspases Assay Kit 100tests N/A 1 kit 464.00 464.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0815   Green FAM Poly Caspases Assay Kit 25 tests N/A 1 kit 169.00 169.00
FAM FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases intracellularly.
M0834   Red Sulforhodamine Poly Caspases Detection Kit 100tests N/A 1 kit 494.00 494.00
SR-FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases.
M0833   Red Sulforhodamine Poly Caspases Detection Kit 25tests N/A 1 kit 184.00 184.00
SR-FLICA™ Apoptosis Detection Kits use a novel approach to detect active caspases.
M0840   Magic Red™-(RR)2 Cathepsin B Assay Kit 100tests N/A 1 kit 394.00 394.00
These Magic Red™ substrate-based assays are designed to detect Cathepsin protease activity within whole living cells, using fluorescence microscopy.
M0839   Magic Red™-(RR)2Cathepsin B Assay Kit 25tests N/A 1 kit 159.00 159.00
These Magic Red™ substrate-based assays are designed to detect Cathepsin protease activity within whole living cells, using fluorescence microscopy.
M0841   Magic Red™-(LR)2 Cathepsin K Assay Kit 25tests N/A 1 kit 159.00 159.00
These Magic Red™ substrate-based assays are designed to detect Cathepsin protease activity within whole living cells, using fluorescence microscopy.
M0844   Magic Red™-(FR)2 Cathepsin L Assay Kit 100tests N/A 1 kit 394.00 394.00
These Magic Red™ substrate-based assays are designed to detect Cathepsin protease activity within whole living cells, using fluorescence microscopy.
M0843   Magic Red™-(FR)2 Cathepsin L Assay Kit 25tests N/A 1 kit 159.00 159.00
These Magic Red™ substrate-based assays are designed to detect Cathepsin protease activity within whole living cells, using fluorescence microscopy.
M0353   N-CBZ-β-glycinyl-6-aminoluciferin N/A 2 mg 201.19 160.95
Protected glycine derivative produces the chemiluminescent compound 6-Amino-D-Luciferin Product M0352 upon peptidase enzymatic reaction.
M1405   MarkerGene™ Cellular Senescence Microtiterplate Assay Kit 1 Kit 190.50 152.40
Uses the high-sensitivity substrate fluorescein di-β-D-galactopyranoside (FDG) to quantify senescent cells.
M0855   MarkerGene™ Chemiluminescent lacZ β-Galactosidase Detection Kit 1 kit 228.80 183.04
Allows for quantitative measure of β-galactosidase enzyme activity in mammalian, yeast, and bacterial cells through use of a chemiluminescent substrate.
M0165   Chloramphenicol β-D-galactoside 191476-32-1 2 mg 101.86 81.49
Upon enzymatic or chemical hydrolysis of the galactoside group, chloramphenicol, an antibiotic (bacteriostatic), is produced.
M0637   2-Chloro-4-nitrophenyl-β-D-cellobioside 135743-28-1 25 mg 63.69 50.95
Chromogenic substrate for cellulase activity.
M0553   2-Chloro-4-nitrophenyl-β-D-lactoside 120583-41-7 25 mg 101.86 81.49
Chromogenic substrate for lactosidase activity.
M0739   Coelenterazine (native form) 55779-48-1 50 μl* 42.10 33.68
The native form of the luminescent enzyme substrate for apoaequorin, gaussia and renilla luciferases. This substrate is also a component of our convenient assay kit, MarkerGene™ Gaussia Luciferase Cellular Assay Kit, Product M1193, for quickly measuring the luciferase activity in mammalian cell culture.
M1383   Dansyl chloride 605-65-2 1 g 39.50 31.60
Widely used in protein sequencing and amino acid analysis.
M1385   Dansyl hydrazine 33008-06-9 100 mg 51.00 40.80
For use in HPLC labeling.
M1127   Dansyl-β-lactoglobulin-A N/A 1 mg 38.83 31.06
IEF-Marker for HPCE and for IEF-gels. Fluorescent IEF Marker pI 5.1 with EX 330nm and EM 415 nm in 0.1 M citrate buffer pH 5.1.
M1249   Dansyl-11-aminoundecanoic acid 73025-02-2 25 mg 34.10 27.28
Ambiphilic probe with a polar, environmentally-sensitive dansyl fluorophore attached to a long chain fatty acid. The polar dansyl headgroup partitions to the surface of lipid bilayer membranes while the fatty acid portion embeds into lipid bilayers or can attach to fatty acid carrier protein lipidic environments.
M0329   3-Dansylaminophenylboronic acid 75806-94-9 50 mg 36.13 28.90
Fluorescent labeling agent for cis-diols (sugars) at high pH values on cell surfaces and in vitro for carbohydrate determination in glycoproteins and for HPLC analysis of sugars.
M0189   3,5-Di-O-(p-toluyl)-2-deoxy-D-ribofuranosyl chloride 4330-21-6 1 g 361.75 289.40
Intermediate for deoxynucleotide synthesis. This reactive anomeric chloride derivative reacts with nucleophilic bases to provide β-D-ribofuranosyl glycosides.
M0149   Dexamethasone-21-O-β-D-galactopyranoside 319426-57-8 1 mg 101.86 81.49
Cleavage product: Upon enzymatic or chemical hydrolysis of the galactoside group, dexamethasone is produced.
M0169   alpha-DGal(1-4)DGal - CETE - BSA Conjugate N/A 1 mg 229.24 183.39
Represents a portion of the P1 blood group antigen that is responsible for E. coli adhesion to surface membranes of the intestinal tract. Bound to Bovine Serum Albumin (BSA), it is a useful antigen for immunological studies or as an inhibitor of adhesion of endothelial cell binding to uropathogenic E. coli strains.
M0108   alpha-DGal(1-4)DGal-O-Me N/A 5 mg 31.79 25.43
Represents a portion of the P1 blood group antigen that is responsible for E. coli adhesion to surface membranes of the intestinal tract. It is a useful antigen for immunological studies or as an inhibitor of adhesion of endothelial cell binding to uropathogenic E. coli strains.
M0530   N-(di-Methyl amino naphthyl)-N-(para carboxy phenyl) hydrazide N/A 2 mg 152.79 122.23
Long wavelength azo dye is a useful reagent (similar to DABCYL-succinimidyl ester) for labeling proteins or peptides through their amino groups.
M0532   N-(di-Methyl amino naphthyl)-N-(para carboxy phenyl) hydrazide, NHS ester N/A 1 mg 152.79 122.23
Longer wavelength azo dye quencher is a useful reagent (similar to DABCYL-succinimidyl ester) for labeling proteins or peptides through their amino groups.
M0220   1,2-Di-O-octanoyl galactopyranosyl rac-glycerol 319426-70-5 10 mg 76.45 61.16
Synthetic diglyceride analog is an activator of protein kinase C, that is released upon action of β-galactosidase in lacZ transfected cells and tissues.
M1278   2',7'-Dichlorofluorescein 76-54-0 100 mg 49.80 39.84
Green fluorophore standard used in enzyme assay systems.
M1194   2', 7'-Dichlorofluorescein di-β-D-galactopyranoside (DCFDG) N/A 25 mg 79.75 63.80
Highly sensitive fluorescent substrate for measuring galactosidase and galactocerebrosidase activity inside of live cells and lysosomes.
M0807   2', 7'-Dichlorofluorescin diacetate 4091-99-0 25 mg 46.30 37.04
Reduced derivative of 2',7'-dichlorofluorescein is a cell permeable reagent for use in detection of peroxidase activity (oxidative metabolism, intracellular regulation of reactive oxygen species or oxidative burst) inside living cells.
M1456   9-(2,2-Dicyanovinyl)julolidine 58293-56-4 5 mg 33.20 26.56
Fluorescent probe useful for binding to proteins.
M1053   7-(Diethylamino)coumarin-3-carboxylic acid, N-succinimidyl ester 139346-57-9 25 mg 76.45 61.16
Amine reactive fluorescent probe useful for labeling amino acids prior to resolution by capillary zone electrophoresis and for multicolor DNA and protein labeling experiments.
M0851   7-(Diethylamino)coumarin-3-carboxylic acid 50995-74-9 100 mg 63.63 50.90
Blue-green fluorescent label for use in peptide and protein modification.
M1241   Dihydroethidium 104821-25-2 10 mg 45.63 36.50
Shows a blue fluorescence (absorption/emission: 355/420nm) in cell cytoplasm until oxidization to form ethidium which becomes red fluorescent (absorption/emission: 518/605 nm) upon DNA intercalation.
M0545   Dihydrorhodamine 123 (DHR123) 109244-58-8 2 mg 43.38 34.70
One of the most widely used Reactive Oxygen Species (ROS) probes for intracellular measurement and analysis.
M1051   4-((4-(Dimethylamino)phenyl)azo)benzoic acid, succinimidyl ester (DABCYL-SE) 146998-31-4 25 mg 31.79 25.43
Long wavelength azo quencher is a useful reagent (similar to MANCYL-SE) for labeling proteins or peptides through their amino-groups. The succinimidyl ester is reactive with terminal amines or lysines of peptides and other nucleophiles for labeling studies of proteins.
M1197   3,3-Dioctadecyloxacarbocyanine perchlorate (DiO; DiOC18(3)) 34215-57-1 25 mg 47.74 38.19
Highly fluorescent membrane probe for labeling live and fixed cells in culture.
M1269   1,1'-Dioctadecyl-3,3,3',3'-tetramethylindodicarbocyanine perchlorate 127274-91-3 10 mg 50.90 40.72
Red fluorescent membrane probe for long term staining of live cells. Also used in fiber optic sensors for detecting K+ using fluorescence energy transfer.
M0258   1,2-Dioleoyl-3-(pyren-1-yl) decanoyl-rac-glycerol 102807-51-2 1 mg 114.62 91.70
Useful for measuring cholesteryl ester transfer and protein-mediated triacylglycerol transport between plasma lipoproteins. Has been found to be an excellent substrate for lipoprotein lipase and hepatic triacylglycerol lipase. See our kit M0612 for more information and protocols for use.
M1331   3,3'-Dipropylthiacarbocyanine iodide 53336-12-2 250 mg 39.90 31.92
Membrane potential sensitive dye for monitoring changes in the cellular and mitochondrial membrane potential in vivo.
M1337   EDANS-Fucose N/A 1 mg 39.50 31.60
Standard for MarkerGene™ Carbohydrate Analysis Detection Kit M0272.
M1338   EDANS-Galactoside N/A 1 mg 39.50 31.60
Standard for MarkerGene™ Carbohydrate Analysis Detection Kit M0272.
M1339   EDANS-GlcNAc N/A 1 mg 39.50 31.60
Standard for MarkerGene™ Carbohydrate Analysis Detection Kit M0272.
M1336   EDANS-Glucoside N/A 1 mg 39.50 31.60
Standard for MarkerGene™ Carbohydrate Analysis Detection Kit M0272.
M1335   EDANS-Mannoside N/A 1 mg 39.50 31.60
Standard for MarkerGene™ Carbohydrate Analysis Detection Kit M0272.
M1480   EDANS-Neuraminic Acid N/A mg 39.50 31.60
Standard for MarkerGene™ Carbohydrate Analysis Detection Kit M0272.
M1479   EDANS-Xyloside N/A 1 mg 39.50 31.60
Standard for Markergene™ Carbohydrate Analysis Detection Kit M0272.
M1478   EDANS_GalNAc N/A 1 mg 39.50 31.60
Standard for MarkerGene™ Carbohydrate Analysis Detection Kit M0272.
M1074   Eosin 5-isothiocyanate (EITC) 60520-47-0 25 mg 46.30 37.04
Can be used as a reversible inhibitor of the erythrocyte calcium pump as well as an effective phosphorescent probe in protein rotational studies.
M1202   Eosin-5-thiouredylphenylboronic acid, triethylammonium salt N/A 25 mg 79.75 63.80
Long-wavelength fluorescent labeling agent for cis-diols (sugars) at high pH values on cell surfaces and in vitro for carbohydrate determination in glycoproteins and for HPLC analysis of sugars.
M1282   Ethidium bromide 1239-45-8 100 mg 38.60 30.88
Commonly used nucleic acid stain.
M1093   Ethidium homodimer (EthD-1) 61926-22-5 1 mg 126.80 101.44
High affinity fluorescent nucleic stain. It binds to both DNA and RNA in a sequence-independent manner and with a >30-fold fluorescence enhancement.
M0255   Marker Gene™ FACS Fluorescent Blue lacZ β-Galactosidase Detection Kit 1 kit 190.50 152.40
Allows highly sensitive detection of β-galactosidase activity in mammalian, yeast, bacterial, or plant cells, at a shorter wavelength (blue fluorescence) than other kits. This assay is especially amenable to co-staining with a green (fluorescein, GFP) labeling for dual labeling experiments.
M0955   MarkerGene™ FITC Antibody Labeling Kit 1 kit 174.00 139.20
Provides reagents and methods to simply and quickly label antibodies or other proteins with the brilliant green dye fluorescein.
M0250   Fluorescein di-β-D-galactopyranoside (FDG) 17817-20-8 5 mg 86.88 69.50
Ultra-sensitive substrate for lacZ β-galactosidase detection in vivo and in vitro.
M0881   Fluorescein di-β-D-glucopyranoside (FDGlu) 129787-66-2 5 mg 86.88 69.50
Ultrasensitive fluorogenic substrate for measurement of β-glucosidase activity in vivo or in vitro.
M0969   Fluorescein di-β-D-glucuronide, di-methyl ester N/A 5 mg 101.86 81.49
Sensitive cell-permeant β-glucuronidase substrate for live cell and tissue assays.
M0308   Fluorescein di-β-D-N-acetylgalactosamine N/A 5 mg 101.86 81.49
Useful ultrasensitive fluorescent substrate for galactosaminidase or hexosaminidase activity.
M0060   Fluorescein diacetate (FDA) 596-09-8 1 g 46.30 37.04
Most widely-used green fluorogenic substrate for esterase activity.
M1034   Fluorescein diphosphate, tetraammonium salt 217305-49-2 5 mg 208.40 166.72
Most widely used ultrasensitive fluorogenic substrate for alkaline phosphatases.
M0064   Fluorescein mono-β-D-galactopyranoside (FMGal) 102286-67-9 5 mg 127.38 101.90
Convenient β-galactosidase fluorescent probe. Especially useful for enzymatic analyses where 1st order kinetics are desired.
M0065   Fluorescein mono-β-D-glucopyranoside (FMGlc) 129787-63-9 10 mg 63.69 50.95
Highly fluorescent β-glucosidase probe for monitoring β-glucosidase activity where 1st order kinetics are desired.
M1040   Fluorescein mono-β-D-N-acetylgalactosamine N/A 5 mg 76.45 61.16
Useful fluorescent substrate for galactosaminidase or hexosaminidase activity.
M0204   Fluorescein, high purity standard 2321-07-5 100 mg 23.20 18.56
Widely used green fluorescent fluorophore.
M1036   Fluorescein-5-thiosemicarbazide 76863-28-0 50 mg 69.50 55.60
Cell impermeant fluorescent probe useful for determining protein and peptide topology on the cell surface.
M1222   MarkerGene™ Fluorescent Alkaline Phosphatase Assay Kit 1 kit 235.40 188.32
Allows fast and easy measurement of alkaline phosphatase activity in vitro, in cell preparations or in vivo using the substrate fluorescein diphosphate.
M1460   MarkerGene™ Fluorescent Bacterial Detection and Quantification Kit 1 kit 210.75 168.60
Employs the highly sensitive substrate fluorescein di-β-D-galactopyranoside (FDG, M0250), a di-β-galactoside conjugate of the dye fluorescein to more effectively detect E. Coli and other coliforms through both basal and induced β-galactosidase activity.

M1245   MarkerGene™ Fluorescent Cellulase Assay Kit 1 kit 228.75 183.00
Allows fast and easy detection of most cellulases in a microtiter plate based assay format.
M0612   MarkerGene™ Fluorescent Lipase Assay Kit [102807-51-2] for substrate reagent 1 kit 253.75 203.00
Allows fast and easy measurement of lipase activity in vitro, in cell preparations or in vivo using the fluorescent fatty acid substrate 1,2-dioleoyl-3-(pyren-1-yl)decanoyl-rac-glycerol M0258.
M1319   MarkerGene™ Fluorescent Protease Assay Kit 1 kit 162.00 129.60
Allows quick and simple measurement of general protease activity in biological samples.
M0174   5-Fluorouridine 5'-O-β-D-galactopyranoside 149965-92-4 5 mg 101.86 81.49
Analog of 5-fluorouridine (5-FUR) useful for lacZ specific release of 5-FUR in recombinant cells or tissues.
M0350   N-FMOC Rhodamine 110 293313-27-6 10 mg 63.69 50.95
Mono-protected rhodamine 110 derivative useful for the synthesis of heterofunctional R110 derivatives, including peptidase substrates.
M0802   6-FMOC-Amino-D-luciferin 578705-74-2 5 mg 178.31 142.65
Amino analog of D-luciferin substrate for firefly luciferase activity. Useful in automated peptide synthesis for incorporation of amino-luciferin into synthetic peptides.
M1352   MarkerGene™ β-Galactosidase Staining Kit 1 kit 137.50 110.00
Can be used to monitor and detect enzyme activity in stably or transiently transfected cells or transgenic tissues using the sensitive chromogenic substrate 5-bromo-4-chloro-3-indolyl-β-D-galactopyranoside (X-Gal).
M0259   MarkerGene™ in vivo lacZ β-Galactosidase Intracellular Detection Kit 1 kit 190.50 152.40
Allows ultra-sensitive detection of β-galactosidase activity in live mammalian, yeast, bacterial, or plant cells. Especially useful for FACS analysis.
M0276   MarkerGene™ β-Galactosidase Sample Kit 1 kit 253.75 203.00
This kit consists of samples of several of our most popular β-galactosidase substrates and their reference fluorophores allowing multiplexed analysis of lacZ β-galactosidase activity at a variety of wavelengths. This kit is perfect for those occasions where the preferred wavelength of detection is under development.
M0095   alpha-DGalU(1-4)DGalU 5894-59-7 10 mg 43.38 34.70
Digalacturonic acid disaccharide prepared by action of polygalacturonidase upon pectin, and purified by column chromatography. This disaccharide is a useful starting material for synthesis of oligosaccharides and antigens.
M1193   MarkerGene™ Gaussia Luciferase Cellular Assay Kit 1 kit 68.20 54.56
Gaussia luciferase is a new reporter gene isolated from the marine copepod Gaussia princeps, and can be expressed in mammalian cells using commercially available reporter plasmids. This luciferase, which does not require ATP, catalyzes the oxidation of the substrate (M0739) in a reaction that emits light (at 470 nm), and has considerable advantages over other reporter genes.
M0877   MarkerGene™ β-Glucuronidase (GUS) Reporter Gene Activity Detection Kit 1 kit 231.25 185.00
Allows for quantitative measurement of GUS enzyme activity in transformed plants through use of a fluorogenic substrate.
M1025   4-Hydrazino-7-nitrobenzofurazane 90421-78-6 25 mg 50.93 40.74
Fluorescent derivatization reagent useful for aliphatic aldehyde detection including reducing carbohydrates.
M0794   MarkerGene™ Hydrophobic Protein Analysis Kit 1 kit 217.50 174.00
Allows fast and easy measurement of proteins in complex mixtures using either solution analysis or 1D- or 2D-SDS-PAGE analysis. Both denatured or native conformations of proteins isolated from cell preparations can be analyzed.
M1280   7-Hydroxycoumarin 93-35-6 100 mg 33.75 27.00
Blue fluorophore standard.
M1236   8-Hydroxypyrene-1,3,6-trisulfonic acid trisodium salt 6358-69-6 50 mg 23.60 18.88
Highly water soluble, brightly fluorescent dye useful as a fluorescent pH indicator with emission change in the physiological pH range and as a dye in optical sensor applications.
M1111   2-Iminobiotin 13395-35-2 10 mg 28.00 22.40
Reversible inhibitor of mouse inducible and rat neuronal nitric oxide synthase (iNOS/NOS II; nNOS/NOS I). Also useful for affinity purification of avidin on immobilized solid supports.
M0638   5-(Iodoacetamido)fluorescein 63368-54-7 25 mg 57.90 46.32
Excellent thiol reactive fluorescein derivative for synthesis of fluorescently labeled organelles, proteins and peptides at or near their physiological pH values (pH 7) including enzymes (e.g. (Na, K)-ATPase) or organelles like nucleii and nuclear matrices.
M0093   Isethionyl acetimidate sodium salt hydrochloride 52914-43-9 1 g 25.52 20.42
Cell membrane cross-linking reagent.
M1060   L-Leucine 7-amido-4-methyl coumarin hydrochloride (Leu-AMC.HCl) 62480-44-8 25 mg 105.63 84.50
Sensitive fluorogenic substrate for leucine aminopeptidase which releases a bright blue fluorescent dye, 7-amino-4-methylcoumarin M1059 upon enzyme activity (excitation 380nm emission 440nm).
M1049   MarkerGene™ Live Cell Fluorescent Reactive Oxygen Species Detection Kit 1 kit 191.40 153.12
Provides all necessary reagents, buffers and a detailed protocol for the detection of Reactive Oxygen Species (ROS, peroxidase activity) in live cells.
M1045   MarkerGene™ Live Cell Glutathione Transferase Activity Kit 1 kit 152.90 122.32
Provides reagents and methods to simply and quickly measure glutathione transferase activity in live cells, tissues or cell lysate samples
M0626   MarkerGene™ Live Cell Luciferase Assay Kit 1 kit 101.50 81.20
Contains synthetic D-luciferin, the primary substrate of the firefly luciferase light producing system, as well as a luciferase assay buffer
M0795   MarkerGene™ Live:Dead Assay Kit 1 kit 191.40 153.12
Allows fast and easy measurement of both living and dead cells by measuring intracellular esterase activity (live cells) and staining of nucleic acids in chromatin (dead cells) in vitro, and in cell culture.
M1214   MarkerGene™ Long Wavelength Fluorescent Lipase Assay Kit 1 kit 253.75 203.00
Allows fast and easy measurement of lipase activity in vitro, in cell preparations or in vivo using the long wavelength substrate resorufin oleate.
M0237   D-Luciferin 2591-17-5 5 mg 72.38 57.90
Primary substrate of the firefly luciferase light producing system.
M1087   D-Luciferin-6-O-β-D-galactopyranoside 131474-38-9 5 mg 150.37 120.30
Analog of D-Luciferin contains a β-galactoside attached at the 6-O-position, and thus is not a substrate for the firefly luciferase enzyme until the galactose is removed e.g., by β-galactosidase activity. As such it represents an ultrasensitive substrate for chemiluminescent measurement of galactosidase activity in homogeneous assays, or in cell lysate samples when the enzyme luciferase is added.
M0236   D-Luciferin, 6-methyl ether 3022-11-5 5 mg 95.48 76.38
Inhibitor of the firefly luciferase light producing system. Useful in chemiluminescent dual assay systems with both luciferase and cytochrome P450 enzymes.
M0906   D-Luciferin, ethyl ester N/A 2 mg 57.90 46.32
Membrane permeable analog of the primary substrate for the firefly luciferase light producing system with 30% higher light intensity.
M1376   MarkerGene™ LysoLive™ Lysosomal Phosphatase Assay Kit 1 kit 316.00 252.80
Useful for labeling lysosomes in a live-cell format and capable of monitoring lysosomal metabolic activity.
M1377   MarkerGene™ LysoLive™ Lysosomal Sulfatase Assay Kit 1 kit 316.00 252.80
Useful for labeling lysosomes in a live-cell format and capable of monitoring lysosomal metabolic activity.
M1327   pCdgCAT Mammalian CAT Expression Vector N/A 20 ug 97.90 78.32
High copy number eukaryotic vector, pCdgCAT expresses the E. coli Chloramphenicol Acetyltransferase (CAT) gene under the control of the cytomegalovirus immediate early gene (CMV IE) promoter. Very useful for transfection of mammalian cells in culture and for use in other species.
M0951   pCMVβ Mammalian lacZ Expression Vector N/A 20 ug 121.00 96.80
High copy number eukaryotic vector, pCMVβ expresses the full-length β-galactosidase gene under the control of the cytomegalovirus immediate early gene (CMV IE) promoter. Very useful for transfection of mammalian cells in culture and for use in other species.
M0952   pSV40β Mammalian lacZ Expression Vector N/A 20 ug 121.00 96.80
Common eukaryotic expression vector, pSV40β, expresses the full-length β-galactosidase gene under the control of simian virus 40 (SV40) early promoter. Very useful for transfection of mammalian cells in culture and for use in other species.
M1015   pCMVβ Mammalian lacZco Expression Vector N/A 20 ug 248.60 198.88
High copy number eukaryotic vector, pCMVβ expresses the full-length codon-optimized β-galactosidase gene (lacZco) under the control of the cytomegalovirus immediate early gene (CMV IE) promoter.
M1016   pSV40β Mammalian lacZco Expression Vector N/A 20 ug 248.60 198.88
Common eukaryotic expression vector, pSV40β expresses the full-length codon-optimized β-galactosidase gene (lacZco) under the control of simian virus 40 (SV40) early promoter.
M1017   pCMVβ Mammalian lacZnls12co Expression Vector N/A 20 ug 260.70 208.56
High copy number eukaryotic vector, pCMVβ expresses the full-length codon-optimized β-galactosidase gene (lacZco) with an effective nuclear localization signal under the control of the cytomegalovirus immediate early gene (CMV IE) promoter. The nls12 variant results from the addition of a twelve amino acid sequence, ProLysLysLysArgLysValGluAspProLysAsp (from the SV40 T antigen nuclear localization signal) after the methionine initiation residue.
M1018   pSV40β Mammalian lacZnls12co Expression Vector N/A 20 ug 260.70 208.56
Eukaryotic expression vector, pSV40β expresses the full-length codon-optimized β-galactosidase gene (lacZco) under the control of simian virus 40 (SV40) early promoter. The nls12 variant results from the addition of a twelve amino acid sequence, ProLysLysLysArgLysValGluAspProLysAsp (from the SV40 T antigen nuclear localization signal) after the methionine initiation residue.
M1306   pCMVLuxA Mammalian LuxA Expression Vector N/A 20 ug 112.20 89.76
High copy number eukaryotic vector, pCMVLuxA, expresses the alpha subunit of luciferase encoded by the bacterium Vibrio harveyi. When paired with pCMVLuxB M1307, luminescence can be produced in mammalian cell systems.
M1307   pCMVLuxB Mammalian LuxB Expression Vector N/A 20 ug 112.20 89.76
High copy number eukaryotic vector, pCMVLuxB, expresses the beta subunit of luciferase encoded by the bacterium Vibrio harveyi. When paired with pCMVLuxA M1306, luminescence can be produced in mammalian cell systems.
M1389   MarkerGene™ Cellular Senescence Assay Kit kit 193.00 154.40
Can be used to monitor and detect β-galactosidase activity in senescent cells at pH 6.0 using X-Gal.
M0271   MarkerGene™ Membrane Fluidity Kit 1 kit 112.50 90.00
Allows quantitative monitoring of membrane fluidity in cell membranes, micelles, and vesicles through use of a lipophilic pyrene probe.
M0540   meso-Tetraphenylporphyrin 99+% 917-23-7 1 g 115.75 92.60
Sensitizer used for the photochemical generation of singlet oxygen. Many metal complexes have been made.
M1231   7-Methoxycoumarin 531-59-9 50 mg 58.52 46.82
Fluorogenic Cytochrome P450 and microsomal dealkylase substrate for several isoforms of these enzymes with blue fluorescence emission.
M1021   7-Methoxycoumarin-3-carboxylic acid 20300-59-8 100 mg 50.93 40.74
Amine-reactive blue fluorescent probe provides a distinguishable contrast when used with longer-wavelength probes in certain multicolor fluorescence applications such as nucleic acid and protein microarrays, in situ hybridization and immunofluorescence.
M0121   Methyl purple, sodium salt 209187-17-7 500 mg 76.45 61.16
Redox indicator, purple to clear upon oxidation. Useful indicator of bacterial growth or plant redox mechanisms.
M1388   4-Methylumbelliferyl sulfate, potassium salt 15220-11-8 25 mg 29.38 23.50
Highly sensitive fluorescent substrate for monitoring aryl sulfatase activity.
M0241   4-Methylumbelliferyl β-D-galactopyranoside (MUG) 6160-78-7 1 g 50.63 40.50
Bright blue fluorogenic β-galactosidase substrate, especially useful for in vitro assays.
M0240   4-Methylumbelliferyl β-D-glucuronide (MUGlcU) 6160-80-1 25 mg 34.70 27.76
Common blue fluorogenic GUS substrate for measuring activity in plant lysate, homogenate, leaf disk or whole plant assays.
M1065   4-Methylumbelliferyl 4-guanidinobenzoate hydrochloride hydrate 34197-46-1 100 mg 17.40 13.92
Spectrofluorometric titrant for chymotrypsin, trypsin, thrombin, and factor Xa.
M0554   4-Methylumbelliferyl β-D-lactoside 84325-23-5 25 mg 72.38 57.90
Fluorescent substrate for β-lactosidase or galactosidase and glucosidase activities; releases 4-methylumbelliferone (EX 385 nm, EM 502 nm, e = 16K) upon enzyme action. The fluorescence is optimal at pH values above 8-9.
M0270   Monofluoresceinated mannitol (MFM) N/A 10 mg 127.60 102.08
Has been used in labeling of the interstitial (intercellular) spaces between neurons in vitro.
M0326   Myo-inositol galactoside 16908-86-4 5 mg 95.48 76.38
Galactoside derivative of myo-inositol will release myo-inositol upon action of β-galactosidase.
M1314   Naphthofluorescein 61419-02-1 100 mg 37.20 29.76
Near infrared dye is also a cell membrane permeable inhibitor of furin (IC50=12µM).
M0239   N-(NBD-Aminohexanoyl) Sphingosine 86701-10-2 1 mg 140.00 112.00
NBD-ceramide analog used to detect, at the cellular level, a variety of lysosomal storage diseases as well as intracellular distribution and transport of the labeled sphingolipid molecules in living cells.
M0500   NBD-X, SE 145195-58-0 25 mg 127.30 101.84
Fluorescent dye used to label amines.
M1441   Nile Red 7385-67-3 10 mg 55.50 44.40
Lipophilic dye that stains intracellular lipid droplets to produce a bright red fluorescence in live cells.
M1410   4-Nitro-7-(1-piperazinyl)-2,1,3-benzoxadiazole 139332-66-4 10 mg 42.00 33.60
Widely used fluorophore that has the unusual environmentally sensitive property of increasing fluorescence in low pH environments.
M1475   Marker Gene™ Non-Radioactive Cell Proliferation Assay Kit 1 Kit 224.00 179.20

The MarkerGene™ Non-Radioactive Cell Proliferation Assay Kit uses a common tetrazolium dye MTT ((3-(4,5-imethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide) as a method of quickly and accurately measuring cell viability. The assay relies on the reduction by live cells of the tetrazolium salt MTT by intracellular oxidoreductases. It is therefore widely regarded as an accurate indicator of cell redox activity.

M1073   5-(Octadecanoylamino)fluorescein 110698-53-8 100 mg 82.72 66.18
Amphiphilic fluorescent probe useful in monitoring membrane lipid behavior and fluorescence resonance energy transfer applications.
M1076   10-Octadecylacridine orange bromide 75168-16-0 20 mg 101.86 81.49
Useful fluorescent mitochondrial membrane probe used to analyze mitochondria by flow cytometry and measure changes in mitochondrial mass during apoptosis.
M1227   8-Octadecyloxypyrene-1,3,6-trisulfonic acid trisodium salt 111024-84-1 10 mg 132.99 106.39
Highly water soluble polar fluorescent lipid probe for the sensitive fluorimetric assay of cationic surfactants.
M1296   8-Octanoyloxypyrene-1,3,6-trisulfonic acid trisodium salt 115787-84-3 25 mg 58.63 46.90
Highly polar, highly water soluble lipase substrate is a derivative of HPTS (pyranine) that forms tight micelles in aqueous solutions.
M1228   Octyl β-D-1-thioglucopyranoside 85618-21-9 500 mg 40.10 32.08
Non-ionic detergent for purification of soluble proteins from cells, including bacteria, and for solubilization and reconstitution of membrane proteins.
M0224   1-O-Oleoyl-2-O-acetyl-3-O-β-D-galactopyranosyl syn-glycerol N/A 5 mg 76.45 61.16
Synthetic diglyceride analog is an activator of protein kinase C, that is released upon action of β-galactosidase in lacZ transfected cells and tissues.
M0338   Pantothenic acid 2,4-di-O-β-D-galactopyranoside 137-08-6 ( pantothenic acid aglycone) 10 mg 159.17 127.34
Analog of pantothenic acid (vitamin B5) releases pantothenic acid upon action of β-galactosidase enzyme activity.
M1394   pDC57 Mammalian Luciferase Expression Vector N/A 20 ug 239.00 191.20
High copy number eukaryotic vector, pDC57, expresses a mutant luciferase gene under the control of the cytomegalovirus immediate early gene (CMV IE) promoter. This vector encodes a mutant enzyme that catalyzes the production of long wavelength (red) light (Em:605) from D-luciferin, M0237.
M1395   pDC99 Mammalian Luciferase Expression Vector N/A 20 μg 239.00 191.20
High copy number eukaryotic vector, pDC99 expresses a mutant luciferase gene under the control of the cytomegalovirus immediate early gene (SV40) promoter. This vector encodes a mutant enzyme that catalyzes the production of long wavelength (red) light (Em:605) from D-luciferin, M0237.
M0261   Phenethyl-1-thio- β-D-glucopyranosiduronic acid (PETGU) N/A 10 mg 31.79 25.43
β-Glucuronidase inhibitor similar to PETG.
M0260   Phenethyl-1-thio- β-D-glucopyranoside (PETGlc) 800376-82-3 10 mg 31.79 25.43
β-Glucosidase inhibitor similar to PETG.
M1091   N,N,N-Trimethyl-4-(6-phenyl-1,3,5-hexatrien-1-yl)phenylammonium p-toluenesulfonate (TMA-DPH) 115534-33-3 5 mg 46.30 37.04
Fluorescent probe for membrane fluidity measurements. Especially useful in the study of monolayer dynamics of lipoproteins and similar analogous systems.
M1088   1-[4-(Dimethylamino)phenyl]-6-phenylhexatriene (DMA-DPH) 79849-61-9 100 mg 152.79 122.23
Useful fluorescent probe of lipid bilayer structure and dynamics. Used to monitor cell membrane interiors.
M0529   3-Phenylumbelliferone 6468-96-8 50 mg 34.70 27.76
pH indicator for use in the physiological range (pKa 7.8)
M0541   3-Phenylumbelliferone 7-O-phosphate hemipyridinium salt 97970-92-8 50 mg 69.50 55.60
Alkaline phosphatase substrate which releases the bright green fluorescent dye, 3-phenylumbelliferone, at the site of enzyme activity (EX = 383 nm ; EM = 472 nm).
M1390   pNosdcGUS Plant GUS Expression Vector N/A 20 μg 240.00 192.00
High copy number plant vector, pNosdcGUS, expresses the GUS gene under the control of the nopaline synthase (pNos) promoter. This vector may be used to monitor virus production and transfection efficiency.
M0793   Propidium iodide 25535-16-4 150 μL 52.13 41.70
Excellent counterstain for DNA and chromatin, providing a good contrast when also staining with green-fluorescent antibodies, or substrates.
M0524   Pyrene 1-sulfonyl chloride 61494-52-8 25 mg 72.38 57.90
Useful amine reactive reagent for labeling proteins and peptides. The fluorescence emission is environment dependent.
M0535   Pyrene 8-hydroxy-1, 4, 6-trisulfonyl chloride N/A 10 mg 108.24 86.59
Useful for labeling amine groups of proteins, peptides or other compounds (drugs), and has unusual pH dependent fluorescence properties and pKa changes, after conjugation. Often called a "photoacid" because it can be transformed by light from a weak acid into a strong acid.
M0525   Pyrene N-hexadecylsulfonamide N/A 25 mg 76.45 61.16
Polar, neutral, blue-fluorescent probe for labeling of membranes in vivo.
M0274   1-Pyrenedecanoic acid (PDA) 64701-47-9 10 mg 57.88 46.30
Fluorescent lipid analog that can be used to label membranes in vivo and to measure membrane fluidity.
M0330   Pyridoxal galactoside [65-22-5] for pyridoxal aglycone 2 mg 89.10 71.28
Pyridoxine (vitamin B6) analog is a useful tissue culture media component that will release pyridoxal upon action of lacZ β-galactosidase. Useful as a media component for selection of lacZ positive cells in culture.
M0304   Pyridoxine galactoside [58-56-0] for pyridoxine aglycone 10 mg 114.62 91.70
Pyridoxine (vitamin B6) analog is a useful tissue culture component that will release pyridoxine upon action of lacZ β-galactosidase.
M0203   Resorufin β-D-galactopyranoside (Res-Gal) 95079-19-9 10 mg 34.60 27.68
Red fluorogenic substrate for lacZ β-galactosidase activity, intracellularly, or in vitro.
M1037   Resorufin β-D-N-acetylgalactosamine N/A 10 mg 76.45 61.16
Useful fluorescent substrate for galactosaminidase or hexosaminidase activity. The fluorescent product, resorufin, has Abs 570nm / Em 585 nm.
M1166   Resorufin 7-O-methyl ether 5725-89-3 5 mg 107.50 86.00
One of the most popular substrates for analysis of microsomal dealkylase and cytochrome P450 enzymes.
M0806   Resorufin acetate 1152-14-3 25 mg 63.13 50.50
Common long-wavelength esterase substrate, useful in cell viability assays, or for high throughput screening of esterase activity in a live cell format.
M1238   Resorufin Cellobioside N/A 5 mg 88.22 70.58
Fluorogenic substrate for detection of cellulase activity.
M1209   Resorufin, ethyl ether 5725-91-7 5 mg 117.38 93.90
Microsomal dealkylase and Cytochrome P450 enzyme substrate. Releases the red fluorophore resorufin (Abs. 571 nm; Em. 585 nm) upon enzyme reaction. Routinely used to differentiate the various cytochrome P450 isoforms.
M0569   Resorufin β-D-glucopyranoside 101490-85-1 10 mg 23.10 18.48
Stable red fluorogenic substrate for β-glucosidase activity.
M1312   Resorufin maltotriose N/A 5 mg 88.22 70.58
Resorufin maltotriose is an α-amylase substrate with red emission (λ max=585nm) after enzyme reaction.
M1208   Resorufin oleate N/A 10 mg 75.46 60.37
Fluorogenic substrate with red emission for use in detection of intracellular and in vitro lipase activity.
M0202   Resorufin, high purity standard 635-78-9 20 mg 17.30 13.84
Red fluorophore standard. Widely used in enzyme assay systems.
M1207   Resorufin-7-O-phosphate, diammonium salt (Res-Phos) N/A 10 mg 79.75 63.80
Phosphatase substrate, (Ex/Em=571/583nm upon dephosphorylation), can be used to quantify phosphatase activity in solutions, in cell extracts, in live cells as well as on solid surfaces (such as PVDF membranes)
M1340   Resorufin-α-D-mannopyranoside N/A 5 mg 122.00 97.60
Red fluorogenic substrate can be used to monitor intracellular mannosidase activity using a continuous assay format. Activity has been evaluated for cloned human Golgi α-Mannosidase II as well as human lysosomal α-mannosidase.
M1281   Rhodamine 110 13558-31-1 25 mg 28.60 22.88
Red fluorophore standard. Widely used in enzyme assay systems.
M0542   Rhodamine 123 62669-70-9 25 mg 50.63 40.50
Cell-permeant, green fluorescent dye is used in many applications including bacterial viability and vitality assays, mitochondrial membrane potential assays in apoptotic cells, and sorting respiratory-deficient yeast cells using flow cytometry.
M1224   Rhodamine B octadecyl ester perchlorate 142179-00-8 10 mg 82.06 65.65
Lipophilic energy transfer acceptor from lipophilic fluoresceins in fluorescence energy transfer (FRET) assays in cell fusion experiments. Also used as a probe for measuring potassium in fiber-optic sensors.
M0370   Rhodol 3086-44-0 5 mg 76.45 61.16
Highly fluorescent dye useful for oligonucleotide, antibody and protein labeling studies and for the preparation of peptide and esterase substrates.
M0328   Riboflavin galactoside 83-88-5 for riboflavin aglycone 2 mg 101.86 81.49
Riboflavin is a common component of tissue culture media. Riboflavin galactoside can be used to select for lacZ transfected cells in culture.
M1277   Rose bengal (4,5,6,7-Tetrachloro-2',4',5',7'-tetraiodofluorescein disodium salt) 632-69-9 25 mg 21.45 17.16
Iodinated and chlorinated derivative of fluorescein. Since it does not easily cross live cell membranes, it has been used to stain dead or degenerated epithelial cells of the cornea and conjunctiva (including nuclei and cell walls) producing a red color.
M0780   Rose bengal diacetate 61738-01-0 5 mg 86.80 69.44
Rose bengal is a per-halogenated fluorescein derivative that is among the most efficient producers of singlet oxygen known. This diacetate derivative exhibits greatly improved membrane permeability, allowing it to accumulate intracellularly where esterase activity releases the active rose bengal photosensitizer.
M1279   Sulforhodamine 101 60311-02-6 5 mg 23.50 18.80
Red fluorophore standard. Widely used in enzyme assay systems.
M1459   Sulforhodamine 101 cadaverine - TFA salt 203866-87-9 5 mg 135.00 108.00
Texas Red™ Cadaverine is a useful labeling reagent for proteins and other biological molecules giving a stable, bright red fluorescence with excitation at 591 nm.
M1120   Sulforhodamine 101 sulfonyl chloride 82354-19-6 5 mg 65.45 52.36
Reactive red fluorophore which couples covalently to amino groups on proteins and other compounds. Suitable for use with FITC in dual parameter flow cytometry studies. Equivalent to Texas Red™.
M0972   MarkerGene™ TAMRA Antibody/Protein/Cell Labeling Kit 1 kit 191.40 153.12
Provides reagents and methods to simply and quickly label antibodies or other proteins with the amine-reactive dye 5(6)-carboxytetramethylrhodamine.
M0176   Tetracycline 10-O-β-D-galactopyranoside 319426-63-6 2 mg 101.86 81.49
Tetracycline analog useful as an antibiotic for specific release in lacZ transfected cells and tissues.
M0351   Thiamine galactoside N/A 2 mg 108.24 86.59
Thiamine (vitamin B1) analog is a useful tissue culture component that will release thiamine upon action of lacZ β-galactosidase activity. Useful for selection of lacZ transfected cell lines in culture.
M0704   6-p-Toluidino-2-naphthalenesulfonic acid (TNS) 7724-15-4 500 mg 38.17 30.54
Fluorescent probe for conformation and quantitation studies of proteins. Is practically nonfluorescent in water, becoming fluorescent when bound to membranes (q.y. ~0.27) or proteins (q.y. ~0.72).
M0720   6-p-Toluidino-2-naphthalenesulfonic acid, potassium salt (TNS-K+) 32752-10-6 100 mg 21.75 17.40
Fluorescent probe for conformational studies and for use in quantitation of proteins. This potassium salt is more water soluble than the free acid, M0704.
M1295   Trifluoroacetamidoiminobiotin NHS ester N/A 10 mg 37.84 30.27
Reversibly binds to avidin preventing protein denaturation during purification. Binds to avidin at pH > 9.5 and dissociates at pH 4.0. Forms a stable amide bond with primary amines at pH 7-9.
M0522   4-(Trifluoromethyl) umbelliferyl oleate 352525-07-6 10 mg 50.93 40.74
Fluorescent substrate for use in detection of intracellular and in vitro lipase activity.
M0041   4-Trifluoromethylumbelliferone (TFMU) 575-03-1 100 mg 28.90 23.12
Slightly longer wavelength analog of 4-methylcoumarin (4-MU) that also has a pKa that more closely matches physiological pH values.
M0252   4-Trifluoromethylumbelliferyl-β-D-galactopyranoside (TFMU-Gal) 117153-55-6 25 mg 101.86 81.49
Blue-green fluorogenic β-galactosidase substrate that has a lower pKa for higher fluorescence in the physiological pH range.

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