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19340 results for Assays

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Assays

An assay is an investigative procedure in laboratory medicine, pharmacology, environmental biology, and molecular biology for qualitatively assessing or quantitatively measuring the presence or functional activity of the analyte, or the entity being targeted by the assay. Generally, assays involve biological materials or phenomena which tend to be intrinsically more complex in composition or in behavior than what can be handled by traditional chemical analysis and titration.

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ROS-ID™ total ROS detection kit

ROS-ID™ total ROS detection kit

Supplier: ENZO LIFE SCIENCES

This kit is designed to directly monitor real time reactive oxygen and/or nitrogen species (ROS/RNS) production in live cells using fluorescence microscopy and/or flow cytometry.

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HPV type 6/11 probe, PATHO-GENE®

HPV type 6/11 probe, PATHO-GENE®

Supplier: ENZO LIFE SCIENCES

The PATHO-GENE® HPV type 6/11 probe is a mixture of biotin-labeled HPV 6 and HPV 11-specific probes in buffered formamide and hybridisation enhancers.

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CF® Dye Dextran 3500 MW, anionic and fixable

Supplier: Biotium

CF® dye labeled dextrans could be used as a fluorescent fluid-phase markers to study cell permeability, endocytosis, or mechanisms of biomolecular delivery. The dextran is 3,500 MW, and contains a formaldehyde-fixable free-amine group.

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Prostaglandin Screening Library II

Prostaglandin Screening Library II

Supplier: Cayman Chemical

For D and E series prostaglandin analog screening.

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Cell Meter™ Fluorimetric Mitochondrial Superoxide Activity Assay Kit *Green Fluorescence*

Cell Meter™ Fluorimetric Mitochondrial Superoxide Activity Assay Kit *Green Fluorescence*

Supplier: AAT BIOQUEST

Mitochondria are major producers of cellular superoxide.

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Bucculite™ XdU Cell Proliferation Fluorescence Imaging Kit

Bucculite™ XdU Cell Proliferation Fluorescence Imaging Kit

Supplier: AAT BIOQUEST

Provides an alternative to anti-BrdU antibody-based assay and EdU click chemistry-based assay

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Amplite® Colorimetric Beta-Galactosidase Assay Kit

Amplite® Colorimetric Beta-Galactosidase Assay Kit

Supplier: AAT BIOQUEST

E. coli beta-galactosidase is a 464 kD tetramer.

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Nitric Oxide (NO2-/NO3-) detection kit

Supplier: ENZO LIFE SCIENCES

For the quantitative determination of nitrite and nitrate levels in culture supernatants, plasma, serum, saliva, and urine from any species.

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Steady membrane staining kits, CellBrite™

Steady membrane staining kits, CellBrite™

Supplier: Biotium

Cell surface staining kits with fluorescent membrane dye plus enhancer for imaging live cell surface for several hours to days.

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Amplite® Luminometric Peroxidase (HRP) Assay Kit

Amplite® Luminometric Peroxidase (HRP) Assay Kit

Supplier: AAT BIOQUEST

Peroxidase is a small molecule (MW ~40 KD) that can usually be conjugated to an antibody in a 4:1 ratio.

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Red detection kit (GFP-CERTIFIED®), LYSO-ID®

Red detection kit (GFP-CERTIFIED®), LYSO-ID®

Supplier: ENZO LIFE SCIENCES

LYSO-ID® Red Detection Kit (GFP-CERTIFIED®) is an acidic organelle-selective dye for live cell staining of lysosomes. It is an ideal choice for fluorescence co-localisation imaging with GFP-tagged proteins and providing spectrally pure red signal.

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SARS-CoV-2 Antigen rapid test cassette (nasal swab)

SARS-CoV-2 Antigen rapid test cassette (nasal swab)

Supplier: SURESCREEN

A rapid test for the qualitative detection of SARS-CoV-2 antigen in a nasal swab.

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Amplite® Universal Fluorimetric Kinase Assay Kit *Red Fluorescence*

Amplite® Universal Fluorimetric Kinase Assay Kit *Red Fluorescence*

Supplier: AAT BIOQUEST

The Amplite® Universal Kinase Assay Kit is based on the monitoring of ADP formation, which is directly proportional to enzyme phoshphotransferase activity and is measured fluorimetricaly. This kit provides a fast, simple, and homogeneous assay for measure kinases activities. The characteristics of its high sensitivity (<0.2 uM ADP), broad ATP tolerance (1-300 uM), non-antibody based, non-radioactive and no-wash method to detect the amount of ADP produced as a result of enzyme activity make it an ideal kit for determining kinase Michaelis-Menten kinetics and for screening and identifying kinase inhibitors. The assay can be performed in a convenient 96-well or 384-well microtiter-plate format and easily adapted to automation with no separation steps required.

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Screen Quest™ Fluorimetric Fatty Acid Uptake Assay Kit

Screen Quest™ Fluorimetric Fatty Acid Uptake Assay Kit

Supplier: AAT BIOQUEST

Fatty acid uptake is an important therapeutic target for the treatment of many human diseases such as obesity, type 2 diabete and hepatic steatosis.

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Red detection kit (GFP-CERTIFIED®), MITO-ID®

Supplier: ENZO LIFE SCIENCES

MITO-ID® Red Detection Kit (GFP-CERTIFIED®) is a photostable, non-toxic and selective mitochondrial dye that stains live, detergent permeabilised and aldehyde fixed cells. This kit is specifically designed for use with GFP expressing cell lines, as well as cells expressing blue, cyan or yellow fluorescent proteins (BFP's, CFP's, YFP's).

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Amplite® Luminometric Nitroreductase Assay Kit

Amplite® Luminometric Nitroreductase Assay Kit

Supplier: AAT BIOQUEST

Nitroreductases (NTR) are a family of evolutionarily related proteins involved in the reduction of nitrogen-containing compounds.

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Ubiquitin conjugating kit (HeLa lysate-based)

Supplier: ENZO LIFE SCIENCES

1. Ubiquitinylation of specific endogenous HeLa lysate proteins, followed by their immediate detection/analysis using antibodies to the protein/s of interest, indicating a particular protein is a substrate for the ubiquitin-proteasome pathway. 2. Ubiquitinylation of proteins of interest contained in exogenously added expression culture/cell extracts or tissue lysates/extracts, followed by their immediate detection/analysis or isolation/purification for use in subsequent experiments. 3. Modification of proteins using ubiquitin derivatives or mutants for improved detection/analysis or investigation of alternative (non-proteasomal) ubiquitin related pathways in subsequent experiments. For example, biotinylated-ubiquitin (Prod. No. BML-UW8705), for sensitive detection

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Amplite® Colorimetric Glucose-6-Phosphate Assay Kit

Amplite® Colorimetric Glucose-6-Phosphate Assay Kit

Supplier: AAT BIOQUEST

Glucose-6-phosphate (G6P) is a key intermediate for glucose transport into cells.

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Yeast β-galactosidase assay kit, Pierce™

Yeast β-galactosidase assay kit, Pierce™

Supplier: Thermo Fisher Scientific

Yeast β-Galactosidase Assay Kit is specially formulated for yeast cells and ideal for identifying protein interactions in vivo using two-hybrid systems.

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Amplite® Colorimetric Butyrylcholinesterase Activity Assay Kit

Amplite® Colorimetric Butyrylcholinesterase Activity Assay Kit

Supplier: AAT BIOQUEST

Butyrylcholinesterase (EC 3.1.1.8; BChE), also known as pseudocholinesterase or plasma cholinesterase, is mainly synthesised in liver and present in blood.

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Amplite® Colorimetric L-Lactate Assay Kit

Amplite® Colorimetric L-Lactate Assay Kit

Supplier: AAT BIOQUEST

Lactic acid is chiral and has two optical isomers: L-lactic acid and D-lactic acid.

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JC-1 Mitochondrial Membrane Potential Detection Kit, Biotium

JC-1 Mitochondrial Membrane Potential Detection Kit, Biotium

Supplier: Biotium

JC-1 dye is used for fluorescence-based measurement of mitochondrial membrane potential changes in cells, a key measure of cell viability.

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ROS-ID™ ROS/RNS Detection kit

Supplier: ENZO LIFE SCIENCES

This kit is designed to directly monitor real time reactive oxygen and/or nitrogen species (ROS/RNS) production in live cells using fluorescence microscopy.

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Cell Meter™ Fluorimetric Phagocytosis Assay Kit *Red Fluorescence*

Cell Meter™ Fluorimetric Phagocytosis Assay Kit *Red Fluorescence*

Supplier: AAT BIOQUEST

Phagocytosis is defined as the cellular uptake of particles within a plasma-membrane envelope by a cell.

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Pierce™ Cypridina-Firefly Luciferase Dual Assay Kit

Pierce™ Cypridina-Firefly Luciferase Dual Assay Kit

Supplier: Thermo Fisher Scientific

The Thermo Scientific Pierce Cypridina-Firefly Luciferase Dual Assay Kit provides the necessary reagents to simultaneously detect intracellular Cypridina and Red Firefly luciferase activity in mammalian whole cell lysates.

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Cell Meter™ Intracellular Colorimetric Lipid Peroxidation (MDA) Assay Kit

Cell Meter™ Intracellular Colorimetric Lipid Peroxidation (MDA) Assay Kit

Supplier: AAT BIOQUEST

Lipid peroxidation is characterised by the oxidative degradation of unsaturated fatty acids, phospholipids, glycolipids, cholesterol esters and cholesterol.

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Annexin V CF® dye conjugates, azide-free, lyophilised

Supplier: Biotium

Preservative-free Annexin V conjugates are compatible with detection of apoptotic cells in live cell imaging experiments, fluorescence microscopy, or flow cytometry.

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Cell Meter™ Fluorimetric Fixed Cell Cycle Assay Kit *Red Fluorescence Optimized for Flow Cytometry*

Cell Meter™ Fluorimetric Fixed Cell Cycle Assay Kit *Red Fluorescence Optimized for Flow Cytometry*

Supplier: AAT BIOQUEST

Our Cell Meter™ assay kits are a set of tools for monitoring cell viability and proliferation.

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Pierce™ BCA Protein Assay Kits - Reducing Agent Compatible

Pierce™ BCA Protein Assay Kits - Reducing Agent Compatible

Supplier: Thermo Fisher Scientific

This BCA Protein Assay Kit - Reducing Agent Compatible enables the measurement of protein concentration in samples that contain thiol-reductants dithiothreitol (DTT) and 2-mercaptoethanol (BME).

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Cell Navigator® Fluorimetric Lipid Droplet Assay Kit *Green Fluorescence*

Cell Navigator® Fluorimetric Lipid Droplet Assay Kit *Green Fluorescence*

Supplier: AAT BIOQUEST

Lipid droplets, also referred to as lipid bodies, oil bodies or adiposomes, are lipid-rich cellular organelles that regulate the storage and hydrolysis of neutral lipids.

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