Proteins, Expression, Isolation & Analysis

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Proteins, Expression, Isolation & Analysis

What technologies will help expedite your work with proteins? Choose from a variety of systems designed to get you there faster.

Choose Your Application

Protein Expression Systems and Vectors

Protein Expression Systems and Vectors

Vectors and kits for cell-free, E. coli, yeast, insect, and mammalian expression.

Transfection & Selection

Transfection & Selection

Effective reagents for delivery of plasmid DNA, siRNA, RNAi duplexes, oligonucleotides, and RNA into eukaryotic cells.

Protein Gel Electrophoresis

Protein Gel Electrophoresis

Separate proteins easily using NuPAGE®, Novex®, and NativePAGE™ gels and optimized stains and standards for fast and accurate electrophoresis results.

Western Blotting

Western Blotting

Transfer proteins in just minutes using the iBlot™ Dry Blotting System, and improve your results with antibodies and time-saving detection reagents.

Biomarker Discovery

Biomarker Discovery

Discover biomarkers using innovative ProtoArray® protein microarrays, mass spectrometry reagents, Dynabeads®, and the ZOOM® Benchtop Proteomics™ System.

Mass Spectrometry

Mass Spectrometry

Integrate cell biology workflows into quantitative analytical platforms using SILAC™ Protein ID and Quantitation Kits and other MS reagents.

Protein Sample Preparation & Protein Isolation

Protein Sample Preparation & Protein Isolation

Isolate and purify proteins easily using Dynabeads® magnetic separation technology or the ZOOM® IEF Fractionator preceding downstream analyses.

Protein Quantitation

Protein Quantitation

Quantitate proteins quickly using highly sensitive, easy-to-use kits and devices.

Antibodies & Purified Proteins

Antibodies & Purified Proteins

Access Invitrogen's library of recombinant proteins and primary and secondary antibodies.

ELISA

ELISA

Quantitate full-length and cleaved proteins and phosphoproteins in a wide variety of sample types using Invitrogen ELISAs.

Enzyme & Protein Activity Assays

Enzyme & Protein Activity Assays

Quantitate protein activity using Invitrogen activity assays with endpoint or real-time analysis.

Luminex Assays

Luminex® Assays

Simultaneously quantitate multiple proteins in a single sample using Invitrogen multiplex protein technologies.

Protein-Protein Interactions

Protein-Protein Interactions

Study interactions of native proteins and complexes using the ProQuest™ Two-Hybrid System, ProtoArray® protein microarrays, and the NativePAGE™ gel system. Isolate large, intact protein complexes using Dynabeads®.