G. Roos

Combination of LC−MS and LC−NMR as a Tool for the Structure Determination of Natural Products

Bernhard Vogler, Iris Klaiber, G. Roos et al. · Journal of Natural Products · 1998 · 63 citations

Engineering, Structure-guided Screening, Chemistry +17

Two triterpene esters from Terminalia macroptera bark

Jürgen Conrad, Bernhard Vogler, Iris Klaiber et al. · Phytochemistry · 1998 · 63 citations

Biosynthesis, Biochemistry, Secondary Metabolite +2

Rapid quantification of constituents in St. John's wort extracts by NIR spectroscopy

Irene Cora Ottilia Rager, G. Roos, P. C. Schmidt et al. · Journal of Pharmaceutical and Biomedical Analysis · 2002 · 43 citations

Nir Spectroscopy, Biochemistry, Tannin +10

Classification and Correlation of St. John's Wort Extracts by Nuclear Magnetic Resonance Spectroscopy, Multivariate Data Analysis and Pharmacological Activity

G. Roos, Christoph Röseler, Karin Berger Büter et al. · Planta Medica · 2004 · 42 citations

Medicinal Chemistry, Multivariate Data Analysis, Bioanalysis +20

Application of high-performance liquid chromatography coupled to nuclear magnetic resonance spectrometry, mass spectrometry and bioassay for the determination of active saponins from Bacopa monniera Wettst.

T Renukappa, G. Roos, Iris Klaiber et al. · Journal of Chromatography A · 1999 · 41 citations

Bioanalysis, Mass Spectrometry, Bacopa Monniera Wettst +9