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Article
Evaluation of a new erosion score by musculoskeletal ultrasound in patients with rheumatoid arthritis
The objectives of this study are to evaluate a new semi-quantitative (0–5) musculoskeletal ultrasound (US) erosion score in patients with rheumatoid arthritis (RA) and to prove its usefulness in the detection ...
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Article
Open AccessOxaliplatin-DNA adduct formation in white blood cells of cancer patients
In this study, we investigated the kinetics of oxaliplatin-DNA adduct formation in white blood cells of cancer patients in relation to efficacy as well as oxaliplatin-associated neurotoxicity. Thirty-seven pat...
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Chapter
Palladium in Airborne Particulate Matter: Total Concentrations and Particle Size Distribution
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Article
Ultratrace voltammetric determination of DNA-bound platinum in patients after administration of oxaliplatin
Oxaliplatin, a novel diaminocyclohexane-platinum complex, is used for the treatment of metastatic colorectal cancer. The amount of DNA-adduct formation of this drug in white blood cells of patients is determin...
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Article
Effect of extraction pH on metal speciation in plant root extracts
The species patterns of nutrient and trace metals (K, Ca, Mg, Mn, Fe, Zn) obtained by extraction of plant roots have been determined as a function of extraction pH in the range 4–9. The extractable metal conc...
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Article
Total determination of metal-binding carbohydrates in plant extracts by using FIA with electrochemical detection
FIA with pulsed amperometric detection (PAD) is used for the determination of metal-binding carbohydrates in plant extracts. Results of direct FIA measurements agree very well with those of corresponding HPLC...
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Chapter
Determinants of the phytotoxicity of platinum
Studies performed to demonstrate the phytotoxic potency of heavy metals are frequently carried out in nutrient solutions. Owing to their simple methodology, such experiments can serve only to provide an initia...
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Chapter
Trennverfahren für Platin-Spezies
Trennverfahren sind nicht nur für die Analytik von Platin-Spezies, sondern ganz allgemein für die Elementspeziesanalytik unverzichtbar. Das ergibt sich zum einen aus der hohen Komplexität umweltrelevanter oder...
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Article
Characterization of low-molecular-weight metal species in plant extracts by using HPLC with pulsed amperometric detection and cyclic voltammetry
An analytical separation scheme is presented for the isolation of low-molecular-weight metal species (< 10 kDa) in plants. After ultrafiltration of the aqueous plant extracts isotachophoresis or gel chromato...
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Article
A contribution to the ecology and enology of platinum
Since the introduction of the catalytic cleaning of vehicle exhaust gases, platinum is discussed as environmentally relevant element. Results of such investigations are compared with “natural” platinum backgr...
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Article
Adsorptive voltammetric procedure for the determination of platinum baseline levels in human body fluids
An extremly sensitive procedure for the determination of platinum in human body fluids is presented. A high pressure decomposition of the samples is followed by adsorptive voltammetric measurement. A detection...
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Article
Ein Beitrag zur Önologie und Ökologie von Selen
Little is known about selenium contents in alcoholic beverages, especially in wine, because no reliable determination method was available so far. A procedure for the detection of selenium in the pg- and low n...
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Chapter and Conference Paper
Anwendungen und Portierungen der Programmiersprache Comskee
Comskee ist eine in der ALGOL-Pascal-Tradition stehende Programmiersprache mit zahlreichen Kontrollstrukturen. Das Besondere an der Sprache sind die an der Sprachverarbeitung orientierten Datentypen. Eine beso...
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Article
A contribution towards the improvement of Se-determination in the pg-region by hydride AAS
In order to increase the sensitivity of Se-determination by hydride-AAS in the pg-range, an arrangement was developed which permits simple handling and is suitable for routine analysis. As an example, the dete...
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Article
Verbundverfahren zur Bestimmung der Bindungspartner von Elementspuren in Humanserum am Beispiel des Selens
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Article
Elektrisch geheizte Wolframschlaufe zur Probenvorbereitung, zum Probeneintrag und als „Plattform“ in der Ofen-AAS
The sample to be analyzed is brought with a microlitre pipette onto an electrically heated tungsten loop situated outside the graphite tube, where the solvent is vaporized; subsequently, the loop is brought in...
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Article
Schlaufenmethode der AAS/AES zur Elementanalytik in biologischen Materialien — Eine neue Möglichkeit zur Mikro- und Spurenanalyse
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Article
DithiophosphorsÄure-O,O-diethylester zur Spurenanreicherung an Aktivkohle
Traces of Bi, Cd, Cu, In and Tl can be separated from high-purity iron, chromium and manganese by sorption of their dithiophosphoric-acid-O,O-diethylester complexes onto activated carbon as trace collector. Th...
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Article
Thalliumbestimmung in mineralischen Stoffen und in Kohle mit der AAS (Injektionsmethode, Platin-Schlaufen-Methode, Graphitrohrküvette) und der ICP-AES
A procedure is described for the determination of Tl in mineral materials and coal after preconcentration. After dissolution of the sample, the Tl is complexed with dithio-phosphorus acid-O,O-diethylester, amm...
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Article
Dithiophosphorsäure-O,O-diethylester zur Spurenanreicherung an Aktivkohle
The chelate complexing agent dithiophosphoric acid-O,O-diethylester, suitable for extraction from high acidity media, can also be put to use in trace sorption on activated carbon. Due to different sorption beh...