Klaus Belsner

In vitro activities of the lichen secondary metabolites vulpinic acid, (+)-usnic acid, and (-)-usnic acid against aerobic and anaerobic microorganisms

M Lauterwein, Margret Oethinger, Klaus Belsner et al. · Antimicrobial Agents and Chemotherapy · 1995 · 232 citations · Full text

Secondary Metabolism, Antifungal Agent, Biochemistry +15

Structural analysis of pentacyclic triterpenes from the gum resin of <i>Boswellia serrata</i> by NMR spectroscopy

Klaus Belsner, Berthold Büchele, Udo Werz et al. · Magnetic Resonance in Chemistry · 2003 · 50 citations

Combinatorial Chemistry, Enantioselective Synthesis, Engineering +10

Reversed-phase high-performance liquid chromatography for evaluating the lipophilicity of pharmaceutical substances with ionization up to log Papp = 8

Klaus Belsner, Martina Pfeifer, Bob Wilffert · Journal of Chromatography A · 1993 · 34 citations

Medicinal Chemistry, Pharmaceutical Science, Biochemistry +11

Fluorescence detection of cardenolides in reversed-phase high-performance liquid chromatography after post-column derivatization

Klaus Belsner, Berthold Büchele · Journal of Chromatography B Biomedical Sciences and Applications · 1996 · 16 citations

Fluorescence Detection, Separation Science, Medicine +10

Structural analysis of 3‐α‐acetyl‐20(29)‐lupene‐24‐oic acid, a novel pentacyclic triterpene isolated from the gum resin of <i>Boswellia serrata</i>, by NMR spectroscopy

Klaus Belsner, Berthold Büchele, Udo Werz et al. · Magnetic Resonance in Chemistry · 2003 · 15 citations

Boswellia Serrata, Biosynthesis, Engineering +13