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175 results for Protein Assays

You searched for: Protein Assays

Protein Assays

Accurately quantifying total protein concentration is a key to most experiments and is often necessary for isolation, separation, and analysis of proteins by biochemical methods. When it is necessary to determine the total protein concentration in a sample, one of the first factors to consider is the selection of a protein assay method. These choices are typically based upon the compatibility of the method with the samples to be assayed. Each method has its own advantages and disadvantages.

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Caspase-2 Fluorometric Assay Kit, Enzo Life Sciences

Caspase-2 Fluorometric Assay Kit, Enzo Life Sciences

Supplier: Enzo Life Sciences

Based on the detection of AFC (7-amino-4-trifluoromethyl coumarin) after cleavage from the labelled substrate VDVAD-AFC.

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Pierce ProFound™ Biotinylated-Protein Interaction Pull Down Kit, Thermo Scientific

Pierce ProFound™ Biotinylated-Protein Interaction Pull Down Kit, Thermo Scientific

Supplier: Invitrogen

Pierce™ Biotinylated Protein Interaction Pull-Down Kit contains the necessary components to capture and purify interactors of a biotin-labeled protein or ligand.

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PI(4)P Lipid Substrates

Supplier: Sino Biological

The substrate solution used for assaying lipid kinases.

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PROTEOSTAT® Thermal Shift Stability Assay Kit, Enzo Life Sciences

PROTEOSTAT® Thermal Shift Stability Assay Kit, Enzo Life Sciences

Supplier: Enzo Life Sciences

This kit has been designed for monitoring protein stability under systematic thermal stress conditions.

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Caspase-1 Assay Kit for Drug Discovery, Enzo Life Sciences

Caspase-1 Assay Kit for Drug Discovery, Enzo Life Sciences

Supplier: Enzo Life Sciences

This kit is a complete assay system to measure protease activity of recombinant caspase-1

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Auto-Ubiquitinylation Kit, Enzo Life Sciences

Auto-Ubiquitinylation Kit, Enzo Life Sciences

Supplier: Enzo Life Sciences

This E3 ligase auto-ubiquitinylation kit enables proteins to be tested for ubiquitin E3 ligase activity through assessment of their ability to under auto-ubiquitinylation

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Pierce ProFound™ GST Protein Interaction Pull Down Kit, Thermo Scientific

Pierce ProFound™ GST Protein Interaction Pull Down Kit, Thermo Scientific

Supplier: Invitrogen

The Pierce™ GST Interaction Pull-Down Kit contains the necessary components to capture and purify proteins that interact with GST-tagged fusion proteins.

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DPPIV/CD26 Assay Kit for Biological Samples, Enzo Life Sciences

DPPIV/CD26 Assay Kit for Biological Samples, Enzo Life Sciences

Supplier: Enzo Life Sciences

The DPPIV/CD26 Assay kit for biological samples is a complete assay system designed to measure DPPIV activity in biological fluids such as plasma, serum, urine, and saliva. Uses for the kit include correlation of DPPIV activity with disease states or determination of the efficacy of DPPIV inhibitors administered in vivo.

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FLUOR DE LYS® SIRT5 fluorometric drug discovery assay kit, Enzo Life Sciences

FLUOR DE LYS® SIRT5 fluorometric drug discovery assay kit, Enzo Life Sciences

Supplier: Enzo Life Sciences

The SIRT5 Fluorometric Drug Discovery Kit is a sensitive fluorometric assay is designed to measure the lysyl desuccinylase activity of the recombinant human SIRT5.

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Pierce EZ™ Biotin Quantitation Kit, Thermo Scientific

Pierce EZ™ Biotin Quantitation Kit, Thermo Scientific

Supplier: Invitrogen

Pierce™ Biotin Quantitation Kit includes aliquots of HABA reagent and biotinylated protein standard for convenient colorimetric determination of biotinylation levels in labeled antibodies and other proteins.

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Ubiquitin Conjugating Kit (HeLa Lysate-Based), Enzo Life Sciences

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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BCA Protein Assay kit (BCA-PAK), OZ Biosciences

BCA Protein Assay kit (BCA-PAK), OZ Biosciences

Supplier: OZ Biosciences

BCA Protein Assay kit (BCA-PAK) is useful for colorimetric detection and quantification of total protein content even in the presence of detergents.

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Pierce™ Compat-Able™ Protein Assay Preparation Reagent Kit, Thermo Scientific

Pierce™ Compat-Able™ Protein Assay Preparation Reagent Kit, Thermo Scientific

Supplier: Invitrogen

The Compat-Able™ Protein Assay Preparation Reagent Set eliminates interfering substances from protein assay samples to make them compatible with BCA and Bradford assays.

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Protease Assay Kit, EMD Millipore

Supplier: MilliporeSigma

This kit suitable for quantitative array of a wide variety of proteases in biological samples, utilizing FTC-casein as a substrate.

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HisTag® Antibody HRP Conjugate Kit, MilliporeSigma

Supplier: MilliporeSigma

The HisTag® Antibody HRP Conjugate kit contains a horseradish peroxidase-conjugated HisTag® Monoclonal Antibody that is useful as a single detection reagent, thus eliminating cross-reactivity associated with secondary antibody reagents

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Consumables for SafTest Platforms, MP Biomedicals

Consumables for SafTest Platforms, MP Biomedicals

Supplier: MP Biomedicals

Replacement consumables for SafTest Platforms.

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QuantiChrom™ Biotin Assay Kit, BioAssay Systems

QuantiChrom™ Biotin Assay Kit, BioAssay Systems

Supplier: BIOASSAY SYSTEMS

Quantitative determination of biotin in food, cosmetic, and biotinylated proteins.

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Proteinase K, Tritirachium Album, MilliporeSigma

Supplier: MilliporeSigma

Serine protease that exhibits strong proteolytic activity on a wide variety of denatured and native proteins of high molecular weight

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Protease Assay Kit, G-Biosciences

Protease Assay Kit, G-Biosciences

Supplier: G-Biosciences

The Protease Assay Kit is designed for the quantitative determination of proteases present in protein sample, using a dye-labeled protein substrate

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SARS-CoV-2 Spike Protein Titer Assay Kit, Acro Biosystems

Supplier: ACRO Biosystems

This kit is developed for detecting SARS-CoV-2 Spike Protein in the sample.

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QuantiChrom™ Carbonyl Assay Kit, BioAssay Systems

QuantiChrom™ Carbonyl Assay Kit, BioAssay Systems

Supplier: BIOASSAY SYSTEMS

Quantification of carbonyl groups or protein carbonyls in biological samples.

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QuantiChrom™ Peroxide Assay Kit, BioAssay Systems

QuantiChrom™ Peroxide Assay Kit, BioAssay Systems

Supplier: BIOASSAY SYSTEMS

For quantitative determination of peroxide and evaluation of drug effects on peroxide metabolism.

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ReadiUse™ TCEP Removal Solution, AAT Bioquest

ReadiUse™ TCEP Removal Solution, AAT Bioquest

Supplier: AAT Bioquest

TCEP is a common reducing reagent widely used to break disulfide bonds within and between proteins.

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PI3K-Glo Class I Profiling Kit, 1 each, Promega

PI3K-Glo Class I Profiling Kit, 1 each, Promega

Supplier: Promega Corporation

Phosphatidylinositol (PI) and its phosphorylated derivates, collectively called phosphoinositides, are important second messengers that are critical as signaling molecules and for cellular membrane remodeling.

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SARS-CoV-2 Nucleocapsid Protein Titer Assay Kit, Acro Biosystems

Supplier: ACRO Biosystems

This kit is developed for detecting the SARS-CoV-2 Nucleocapsid Protein in cell supernatant or SARS-CoV-2 virus in vitro.

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QuantiChrom™ Hydroxyproline Assay Kit, BioAssay Systems

QuantiChrom™ Hydroxyproline Assay Kit, BioAssay Systems

Supplier: BIOASSAY SYSTEMS

Direct Assays: Hydroxyproline and collagen in biologic and cosmetic samples.

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QuantiChrom™  α-L-Fucosidase Assay Kit, BioAssay Systems

QuantiChrom™ α-L-Fucosidase Assay Kit, BioAssay Systems

Supplier: BIOASSAY SYSTEMS

Direct assays: α-L-Fucosidase in biological samples.

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β-Hydroxybutyrate (Ketone Body) Assay Kit, Cayman Chemical Company

β-Hydroxybutyrate (Ketone Body) Assay Kit, Cayman Chemical Company

Supplier: Cayman Chemical Company

A sensitive tool for measuring β-HB levels in plasma, serum, or urine.

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Ketone Body Calibrator 300, Wako

Supplier: Wako Life Sciences

The Ketone Body Calibrator 300 establishes points of reference for Total Ketone Bodies and 3-HB measurements in human serum of plasma

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ReadiUse™ TCA Deproteinization Sample Preparation Kit, AAT Bioquest

ReadiUse™ TCA Deproteinization Sample Preparation Kit, AAT Bioquest

Supplier: AAT Bioquest

The analysis of amino acids, ions, metabolites and other small molecules is frequently hindered by the interference of lipids, protein and enzymes present in biofluids, cell and tissue lysates.

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