Search Results - "Rissler, Klaus"

Determination of testosterone metabolites in human hepatocytes: I. Development of an on-line sample preparation liquid chromatography technique and mass spectroscopic detection of 6β-hydroxytestosterone by Friedrich, Gerhard, Rose, Thorsten, Rissler, Klaus

“…A rapid and sensitive RP–HPLC assay for determination of 6β-hydroxytestosterone in human hepatocytes with corticosterone as the internal standard is described…”
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Separation of polyester oligomers by gradient high-performance liquid chromatography by Rissler, Klaus

“…A highly efficient method for the separation of commercially available polyesters composed of a multitude of individual oligomers by gradient reversed-phase…”
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Determination of dihydroergocryptine in human plasma and urine samples using on-line sample extraction–column-switching reversed-phase liquid chromatography–mass spectrometry by Friedrich, Gerhard, Appel, Kurt, Rose, Thorsten, Wangemann, Martina, Althaus, Michael, Rissler, Klaus

“…A rapid and sensitive assay for the determination of dihydroergocryptine (DHEC) in human plasma and urine samples with dihydroergotamine (DHET) as the internal…”
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Analysis of sulfonated compounds by ion-exchange high-performance liquid chromatography–mass spectrometry by Socher, Gunther, Nussbaum, Ralph, Rissler, Klaus, Lankmayr, Ernst

“…Ion-exchange high-performance liquid chromatography (HPIEC)–mass spectrometry (MS) was used for the analysis of different sulfonated compounds. HPIEC was…”
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Gottfried Glöckner (1925–2010) by Rissler, Klaus

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85th Birthday of Professor Gottfried Glöckner by Rissler, Klaus

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80th Birthday of Professor Gottfried Glöckner by Rissler, Klaus

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High-performance liquid chromatography and detection of polyethers and their mono(carboxy)alkyl and -arylalkyl substituted derivatives by Rissler, Klaus

“…This review deals with high-performance liquid chromatographic (HPLC) separation techniques and detection methods for a wide variety of polyether derivatives,…”
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Sample preparation, high-performance liquid chromatographic separation and determination of substance P-related peptides by Rissler, Klaus

“…This review deals with the determination of low levels of substance P and peptide fragments derived from the undecapeptide, i.e. covers the whole amount of…”
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Separation of polyesters by gradient reversed-phase high-performance liquid chromatography on a 1.5 μm non-porous column by Rissler, Klaus

“…Efficient separation of polyesters composed of a large number of individual oligomers was achieved on a 1.5 μm “non-porous” octadecylsilyl (ODS) silica support…”
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Calebrating the 75th Birthday of Professor Gottfried Glöckner by Rissler, Klaus

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Determination of lonazolac and its hydroxy and O-sulfated metabolites by on-line sample preparation liquid chromatography with fluorescence detection by Friedrich, Gerhard, Rose, Thorsten, Rissler, Klaus

“…A reliable method, which can be used for the determination of lonazolac and its hydroxylated and O-sulfated metabolites in cell culture media with…”
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CHARACTERIZATION OF POLYBUTYLACRYLATE-B-POLYVINYLPYRIDINE BLOCK COPOLYMERS BY SIZE-EXCLUSION CHROMATOGRAPHY AND DUAL REFRACTIVE INDEX/UV-DETECTION by Keller, Nicolas, Auschra, Clemens, Knischka, Ralf, Steiner, Werner, Scherer, Gerd, Heinzmann, Gerhard, Tartsch, Bernd, Rissler, Klaus

“…An efficient and reliable size exclusion chromatographic (SEC) method has been developed allowing satisfactory insight into distribution of both molecular…”
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Determination of Testosterone Metabolites in Rat Hepatocytes with and without Cryopreservation by On-Line SPE Column-Switching LC and MS Detection by Friedrich, Gerhard, Rose, Thorsten, Wawkuschewski, Alexander, Kafert-Kasting, Sabine, Laube, Britta, Arseniev, Lubomir, Rissler, Klaus

“…In a recently published paper development of a sensitive automated “on-line” solid-phase extraction (SPE)/RP-HPLC assay for 6β-hydroxytestosterone (6β-OHT)…”
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Determination of testosterone metabolites in human hepatocytes. I. Development of an on-line sample preparation liquid chromatography technique and mass spectroscopic detection of 6beta-hydroxytestosterone by Friedrich, Gerhard, Rose, Thorsten, Rissler, Klaus

“…A rapid and sensitive RP-HPLC assay for determination of 6beta-hydroxytestosterone in human hepatocytes with corticosterone as the internal standard is…”
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Determination of testosterone metabolites in human hepatocytes by Friedrich, Gerhard, Rose, Thorsten, Rissler, Klaus

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Preparation and Chromatographic Purification of 125 I-[TYR 0 ]-Somatostatin-14 for the Use in Radioimmunoassay and Receptor-Binding Experiments by Rissler, Klaus, Cramer, Hinrich

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High-performance liquid chromatography of polyethylene glycols as their α,ω-bis(1-naphthylurethane) derivatives and signal monitoring by fluorescence detection by Rissler, Klaus, Wyttenbach, Nicole, Börnsen, K.Olaf

“…Polyethylene glycols (PEGs) of average molecular mass ( M r) 600, 1000 and 3000 were converted to their α,ω-bis(1-naphthylurethane) derivatives with…”
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Preparation and chromatographic purification of 125I-[TYR0]-somatostatin-14 for the use in radioimmunoassay and receptor-binding experiments by Rissler, K, Cramer, H

“…[Tyr 0 ]-somatostatin-14 (SST-14) was converted to the corresponding radiolabeled 125 I-[Tyr 0 ]-SST-14 derivative by use of the chloramine-T technique. After…”
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Investigations on Radiolabeling Substance P Derivatives and Reversed-Phase Liquid Chromatographic Separation of the Products by Rissler, Klaus, Friedrich, Gerhard, Cramer, Hinrich

“…In investigations of radiolabeling substance P 1-11 (SP) with 125I isotope, its [Tyr8]-derivative was subjected to the lactoperoxidase (LPO) technique, whereas…”
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