Sigma-Aldrich
Life Science

Antibodies
Automation
Cancer Research
Cell Culture
Cell Signaling and Neuroscience
Custom Synthesis
Drug Discovery
Epigenetics
Functional Genomics and RNAi
Metabolomics
Molecular Biology
Neuroscience
Nutrition Research
Obesity Research
Peptides and Proteins
Plant Biotechnology
Proteomics and Protein Expr.
Protein Expression
Cloning and Expression
Cell Lysis
Protocols
Purification and Detection
Protein Analysis
Stable Isotopes
Stem Cell Biology
Your Favorite Gene - Search
Life Science Innovations
PathFinder

Recombinant Protein Expression & Purification

Successful recombinant protein expression and purification is dependent on a robust and efficient proteomic workflow. From small-scale to large-scale studies, our reagents, kits, and vectors are designed to address all needs including induction of protein expression, cell lysis/extraction, and capture and purification. Discover how Sigma can enhance your gene regulation, structural, or functional assays today!
 
Your Favorite Gene Search Tool
Search for RNAi reagents, antibodies, bioactive small molecules and proteins.

MAT-Tag™ Protein Expression System Combine IMAC Versatility with the Sensitivity of FLAG® Detection with the MAT-Tag™ Protein Expression Systems!

New ANTI-FLAG® Monoclonal Antibody produced in rabbit
NEW ANTI-FLAG® Monoclonal Antibody produced in rabbit