MilliporeSigma

Protein Research


Extraction, isolation, purification, separation, detection...

We know your time is better spent analyzing data than performing arduous protocols before you can even measure your proteins of interest. We can help with the most efficient approaches to cloning and expression with a wide variety of cells, reagents, and vectors.

Our membrane engineers have developed devices expressly for desalting, concentrating, and buffer exchange that saves your proteins and save you time and protocol steps. A comprehensive offering of protein preparation products provides gentle extraction, high-yield isolation and purification, and application-verified detection tools for techniques like electrophoresis and Western blot, ELISA, multiplex, and mass spectrometry.



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From videos to detailed protocols, technical articles, and application notes, you’ll find a wealth of information to keep your research moving forward.

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