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Protein Assays

A wide variety of assay products for identifying and analyzing of proteins and their functions. Products utilize various detection methods and sample types and can be used for applications including medical, cellular, molecular, and protein research.
Protein Assays and Amino Acid Analysis (94)
Bioluminescence Assays and Reagents (92)
Total Protein Assay Kits (68)
Antibody and Dye Based Assays (30)
Class-Specific Protein Assay Kits (12)
Galactosidase Assay Kits (7)
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Sample Peroxide Assay Kits (5)
Transcription Factor Assay Kits (3)

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1 – 15 of 243 results
2

MilliporeSigma™ Calbiochem™ Nω-Hydroxy-nor-L-arginine, Diacetate Salt

Serves as potent, selective, competitive, high affinity inhibitor of arginase.

Content And Storage −20°C
Product Type Nω-Hydroxy-nor-L-arginine, Diacetate Salt, Packaged in Glass Bottle
For Use With (Application) Arginase from rat liver
3

Thermo Scientific™ Pro-Detect™ Rapid Rabbit Fc Assay Kit

Pro-Detect™ Rapid Protein Fc Assay Kit is a single-use, dipstick lateral flow kit for quick, easy detection of human, rabbit or mouse Fc-tagged proteins in protein expression and purification systems.

4

Thermo Scientific™ Pierce™ Dilution-Free™ Rapid Gold BCA Protein Assay

The Pierce Dilution-Free Rapid Gold BCA Protein Assay Kit is an effortless, fast, and accurate assay optimized to determine total protein concentration. It is detergent-compatible and has a 5X wider dynamic range than traditional protein assays of 0.02–10 mg/mL.

Shipping Condition Wet Ice
Specificity Not Target-specific
For Use With (Equipment) Spectrophotometer, Microplate Reader
Product Type Protein Quantitation Assay
Assay Range 20 to 10,000 μg/mL
For Use With (Application) Solution-based Detection, Absorbance
Product Line Pierce Dilution-Free
Detection Method Colorimetric
5

Invitrogen™ LanthaScreen™ Tb-labeled Anti-rabbit Ab  DFS Item

A general reagent for use in assay development, this terbium labeled antibody will bind rabbit antibodies.

Shipping Condition Dry Ice
Excitation/Emission 340/490, 520 nm
Content And Storage Terbium-labeled anti-Rabbit antibody in HEPES buffered saline.

Store at -20°C.
Reactivity Rabbit
Conjugate Lanthanide Chelates, Terbium (Tb)
Readout End Point
7

Invitrogen™ LanthaScreen™ Tb-labeled Anti-Mouse Antibody Kit  DFS Item

To facilitate in-house assay development around multiple target classes and assay formats, Tb-labeled species-specific secondary antibodies are available within the LanthaScreen™ Toolbox of assay reagents.

Shipping Condition Dry Ice
Content And Storage Store in freezer (-5°C to -30°C).
Reactivity Mouse
Conjugate Lanthanide Chelates, Terbium (Tb)
10

MilliporeSigma™ Novagen™ BetaRed™ β-Galactosidase Assay Kit

Designed for rapid, sensitive measurement of β-galactosidase activity in cell extracts.

11

MilliporeSigma™ Novagen™ BetaFluor™ β-Galactosidase Assay Kit

Designed for rapid, sensitive measurement of β-galactosidase activity in cell extracts.

12

Thermo Scientific™ Pierce™ Firefly Luciferase Glow Assay Kit

Obtain bright and stable bioluminescence signal (half-life greater than 2 hours) in the presence of red firefly luciferase reporters

Substrate D-Luciferin
Assay Reporter Enzyme, Luciferase Reporter Assay
Substrate Properties Chemical Substrate
Target Luciferase, Firefly Luciferase
Type Assay Kit
Format 384-well plate, 96-well plate
For Use With (Equipment) Luminometer (Microplate)
Compatible Cells Mammalian Cells
Substrate Type Luciferase Substrate
Technique Enhanced Chemiluminescence
Label Type Enzyme Labeled
Product Line Pierce
Detection Method Bioluminescence
13

Thermo Scientific™ pMCS-Gaussia-Dura Luc Vector for Luciferase Assays

Drive mutated Gaussia luciferase expression with vectors containing a multiple cloning site (MCS) or control promoter (CMV or TK) for extended signal output.

14

Thermo Scientific™ Pierce™ Luciferase Cell Lysis Buffer (2X)

Lyse adherent cells or pelleted cell suspensions for analysis of promoter expression in luciferase assays with this optimized protein extraction reagent.

15

Invitrogen™ D-Luciferin, Sodium Salt, 25 mg  DFS Item

Part of the luciferin/luciferase light-producing reaction