Publications by authors named "Michael Helfrich"

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Quantitative T2, T2*, and T2' MR imaging in patients with ischemic leukoaraiosis might detect microstructural changes and cortical hypoxia.
Marlies Wagner, Michael Helfrich, Steffen Volz, Jörg Magerkurth, Stella Blasel

Neuroradiology· October 2015

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Enzymes of the last steps of chlorophyll biosynthesis: modification of the substrate structure helps to understand the topology of the active centers.
Wolfhart Rüdiger, Stephan Böhm, Michael Helfrich, Stephanie Schulz, Siegrid Schoch

Biochemistry· August 2005

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Chlorophylls of the c family: absolute configuration and inhibition of NADPH:protochlorophyllide oxidoreductase.
Michael Helfrich, Birgit Bommer, Ulrike Oster, Harald Klement, Karl Mayer

Biochim Biophys Acta· August 2003

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