Fundamentals of balanced steady state free precession MRI

O Bieri, K Scheffler - Journal of Magnetic Resonance Imaging, 2013 - Wiley Online Library
Balanced steady state free precession (balanced SSFP) has become increasingly popular for
research and clinical applications, offering a very high signal‐to‐noise ratio and a T 2 /T 1 ‐…

The speed limit for protein folding measured by triplet–triplet energy transfer

O Bieri, J Wirz, B Hellrung… - Proceedings of the …, 1999 - National Acad Sciences
A direct measure of intramolecular chain diffusion is obtained by the determination of triplet–triplet
energy-transfer rates between a donor and an acceptor chromophore attached at …

Analysis and compensation of eddy currents in balanced SSFP

O Bieri, M Markl, K Scheffler - … in Medicine: An Official Journal of …, 2005 - Wiley Online Library
Balanced steady‐state free precession (SSFP) completely compensates for all gradients
within each repetition time (TR), and is thus very sensitive to any magnetic field imperfection …

On the origin of apparent low tissue signals in balanced SSFP

O Bieri, K Scheffler - … in Medicine: An Official Journal of the …, 2006 - Wiley Online Library
On the origin of apparent low tissue signals in balanced SSFP - Bieri - 2006 - Magnetic …
The steady-state signal increases by about 50–60% in WM regions (O), about 30–40% in GM …

Quantitative magnetization transfer imaging using balanced SSFP

M Gloor, K Scheffler, O Bieri - Magnetic resonance in medicine, 2008 - Wiley Online Library
It is generally accepted that signal formation in balanced steady‐state free precession (bSSFP)
is a simple function of relaxation times and flip angle only. This can be confirmed for fluids…

Dynamics of unfolded polypeptide chains as model for the earliest steps in protein folding

F Krieger, B Fierz, O Bieri, M Drewello… - Journal of molecular …, 2003 - Elsevier
The rate of formation of intramolecular interactions in unfolded proteins determines how fast
conformational space can be explored during folding. Characterization of the dynamics of …

Nasal chondrocyte-based engineered autologous cartilage tissue for repair of articular cartilage defects: an observational first-in-human trial

…, S Feliciano, F Wolf, AM Asnaghi, D Baumhoer, O Bieri… - The Lancet, 2016 - thelancet.com
… We stained sections for sulphated glycosaminoglycans with safranin-O or processed them
for immunohistochemistry using antibodies against collagen type II (mouse anti-human, clone …

Ultra‐fast steady state free precession and its application to in vivo 1H morphological and functional lung imaging at 1.5 tesla

O Bieri - Magnetic resonance in medicine, 2013 - Wiley Online Library
Purpose The speed limit for three‐dimensional Fourier‐encoded steady state free precession
(SSFP) imaging is explored on a clinical whole body system and pushed toward a pulse …

Elementary steps in protein folding

O Bieri, T Kiefhaber - 1999 - degruyter.com
The mechanism of protein folding is under intense theoretical and experimental investigation.
From stopped-flow mixing experiments we have detailed knowledge of processes slower …

Quantitative muscle MRI: a powerful surrogate outcome measure in Duchenne muscular dystrophy

…, A Klein, M Sinnreich, T Haas, M Gloor, O Bieri… - Neuromuscular …, 2015 - Elsevier
… A previous study measuring MR spectroscopy lipid, H 2 O T2 fraction and MRI-T2 showed as
well the … Oliver Bieri has a research agreement with SIEMENS Medical Solutions. Dr. Arne …