J. Robert Freije

Identification of Intermediates and Enzymes Involved in the Early Steps of Artemisinin Biosynthesis in<i>Artemisia annua</i>

Cinzia M. Bertea, J. Robert Freije, Hester van der Woude et al. · Planta Medica · 2005 · 199 citations · Full text

Engineering, Molecular Biology, Enzymes Involved +19

Chemically Modified, Immobilized Trypsin Reactor with Improved Digestion Efficiency

J. Robert Freije, Patty P. M. F. A. Mulder, Wendy Werkman et al. · Journal of Proteome Research · 2005 · 80 citations

Improved Digestion Efficiency, Molecular Biology, Tryptic Digestion +18

Activity-based enrichment of matrix metalloproteinases using reversible inhibitors as affinity ligands

J. Robert Freije, Rainer Bischoff · Journal of Chromatography A · 2003 · 31 citations

Protein Chemistry, Medicinal Chemistry, Biochemistry +10

Activity-Based Matrix Metallo-Protease Enrichment Using Automated, Inhibitor Affinity Extractions

J. Robert Freije, Théo Klein, J. A. Ooms et al. · Journal of Proteome Research · 2006 · 23 citations

<i>Pyrococcus furiosus</i> glyceraldehyde 3‐phosphate oxidoreductase has comparable W^6+/5+ and W^5+/4+ reduction potentials and unusual [4Fe‐4S] EPR properties

Peter‐Leon Hagedoorn, J. Robert Freije, Wilfred R. Hagen · FEBS Letters · 1999 · 19 citations · Full text