Protein Assays

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.
Total Protein Assay Kits (144)
Protein Assays and Amino Acid Analysis (87)
Bioluminescence Assays and Reagents (74)
Antibody and Dye Based Assays (17)
Class-Specific Protein Assay Kits (16)
GTPase Assay Kits (6)
Galactosidase Assay Kits (5)
Sample Peroxide Assay Kits (4)
Gel Shift Assays (3)
Transcription Factor Assay Kits (3)

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1 – 30 of 277 results
1

MilliporeSigma™ Novagen™ BetaRed™ β-Galactosidase Assay Kit

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

2

MilliporeSigma™ Novagen™ BetaFluor™ β-Galactosidase Assay Kit

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

3

Thermo Scientific™ BCA Protein Assay Kit

 

Description Clear
For Use With (Application) Contains two separate solutions for estimation of protein concentration.
4

MilliporeSigma™ Novagen™ BCA Protein Assay Kit

Determines protein concentration in standard assay or microassay configuration.

5

MilliporeSigma™ Calbiochem™ Non-Interfering Protein Assay™ Kit

Overcomes interference of agents found in protein solutions.

6

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

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

Content And Storage −20°C
Description Purity: ≥97% by TLC
Product Type Nω-Hydroxy-nor-L-arginine, Diacetate Salt, Packaged in Glass Bottle
For Use With (Application) Arginase from rat liver
7

MilliporeSigma™ Calbiochem™ NG-Hydroxy-L-arginine, Monoacetate Salt

Serves as key intermediate in biosynsis of nitric oxide by constitutive nitric oxide synthase.

8

MilliporeSigma™ Calbiochem™ CB-Protein Assay™ Kit

Used for estimation of protein concentration.

9

MilliporeSigma™ Alkaline Phosphatase Detection Kit

10

Invitrogen™ ProQuantum™ Human IL-17F Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Plasma,2-5μL; Supernatant,2-5μL
Assay Sensitivity <0.01 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.0128 to 5000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
11

Invitrogen™ ProQuantum™ Human IL-3 Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Supernatant,2-5μL; Plasma,2-5μL
Assay Sensitivity <0.01 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.0128 to 5000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
12

Invitrogen™ ProQuantum™ Human EGF Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Supernatant,2-5μL; Plasma,2-5μL
Assay Sensitivity <0.01 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.0128 to 5000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
13

Invitrogen™ ProQuantum™ Human IL-12p70 Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Supernatant,2-5μL; Serum,2-5μL; Plasma,2-5μL
Assay Sensitivity <0.01 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.0128 to 5000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
14

Invitrogen™ ProQuantum™ Human IL-4 Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Supernatant,2-5μL; Plasma,2-5μL
Assay Sensitivity <0.01 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.0128 to 5000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
15

Invitrogen™ ProQuantum™ Human Flt-3 ligand Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Supernatant,2-5μL; Plasma,2-5μL
Assay Sensitivity <0.05 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.064 to 25000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
16

Invitrogen™ ProQuantum™ Human IL-5 Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Supernatant,2-5μL; Plasma,2-5μL
Assay Sensitivity <0.01 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.0128 to 5000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
17

Invitrogen™ ProQuantum™ Human VEGF Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Plasma,2-5μL; Serum,2-5μL; Supernatant,2-5μL
Assay Sensitivity <0.3 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.32 to 25000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
18

Invitrogen™ ProQuantum™ Human MDC Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Supernatant,2-5μL; Plasma,2-5μL
Assay Sensitivity <1.5 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 1.6 to 25,000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
19

Invitrogen™ ProQuantum™ Human GM-CSF Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Plasma,2-5μL; Supernatant,2-5μL; Plasma,2-5μL
Assay Sensitivity <0.05 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.064 to 5000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
20

Invitrogen™ ProQuantum™ Human TNFβ Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Human
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Supernatant,2-5μL; Serum,2-5μL; Plasma,2-5μL
Assay Sensitivity <0.05 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.064 to 25000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
21

Invitrogen™ ProQuantum™ Mouse TNFα Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Mouse
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Plasma,2-5μL; Supernatant,2-5μL
Assay Sensitivity <0.3 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.32 to 5000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
22

Invitrogen™ ProQuantum™ Mouse Granzyme B Immunoassay Kit  DFS Item

Invitrogen™ ProQuantum™ Immunoassay Kit measures proteins with no wash steps, small sample consumption, high sensitivity, and large dynamic range on a qPCR instrument

Regulatory Status RUO
Target Mouse
Kit Contents Antibody-conjugate A,Antibody-conjugate B,Antibody-conjugate dilution buffer,Assay dilution buffer,Ligase,Master Mix,Standard
For Use With (Equipment) qPCR Instruments
Label or Dye FAM™
Incubation Time 1 hr.
Total Assay Time 2 hr.
Sample Volume Serum,2-5μL; Plasma,2-5μL; Supernatant,2-5μL
Assay Sensitivity <0.3 pg/mL
Storage Requirements Frozen at -20°C
Assay Range 0.32 to 25000 pg/mL
For Use With (Application) Protein quantitation
Detection Method Taqman™ Real-time PCR
23

Invitrogen™ NanoOrange™ Protein Quantitation Kit, 200-2,000 assays  DFS Item

Sensitive and easy assay for protein quantitation, with detection as low as 10 ng/mL of protein in solution

24

Invitrogen™ D-Luciferin, Potassium Salt  DFS Item

Needed for luciferin/luciferase light-producing reaction

25

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

Part of the luciferin/luciferase light-producing reaction

26

Thermo Scientific™ Active Cdc42 Pull-Down and Detection Kit

Purify GTPases and assay activation levels using specific GST-tagged protein-binding domains (PBD), GSH-agarose beads and anti-GTPase antibodies.

27

Thermo Scientific™ Active Arf1 Pull-Down and Detection Kit

Purify GTPases and assay activation levels using specific GST-tagged protein-binding domains (PBD), GSH-agarose beads and anti-GTPase antibodies.

28

Thermo Scientific™ pMCS-Green Renilla Luc Vector for Luciferase Assays

Drive Green Renilla luciferase expression as a reporter for gene regulation studies using vectors with a multiple cloning site (MCS) or control promoter (CMV or TK).

29

Thermo Scientific™ pTK-Gaussia Luc Vector for Luciferase Assays

Drive Gaussia luciferase expression as a reporter for gene regulation studies using vectors with a multiple cloning site (MCS) or control promoter (CMV or TK).

30

Thermo Scientific™ Pierce™ Cypridina Luciferase Glow Assay Kit

Obtain bright and stable bioluminescence signal (half-life greater than 1 hour) in the presence of Cypridina luciferase reporters.