# Update 2020: Unfortunately, we have to report that ProteoPlex is going out of business. Thank you very much to all our loyal customers, collaborators, and friends! # ProteoPlex MacroDSF technology can greatly improve sample quality for structural studies of proteins by cryo-EM and X-ray crystallography. We believe that structural biology will shift more and more towards challenging structures. ProteoPlex MacroDSF helps you grab the high hanging fruit by boosting your sample quality, ensuring that your research stays ahead of the curve.