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  1. No Access

    Article

    Detection of cauliflower mosaic virus by the polymerase chain reaction: testing of food components for false-positive 35S-promoter screening results

     Today DNA-based techniques are very common for the detection of genetically modified organisms (GMOs) in food products. For fast and easy detection of GMOs, polymerase chain reaction (PCR) screening methods, ...

    C. Wolf, M Scherzinger, A. Wurz, U. Pauli… in European Food Research and Technology (2000)

  2. No Access

    Article

    A spelt-specific γ-gliadin gene: discovery and detection

    Polymerase chain reaction (PCR) primers GAG5 and GAG6 were designed based on published γ-gliadin gene sequences and applied to 35 cultivars of closely related spelt (Triticum spelta L.) and hexaploid wheat (T. ae...

    M. von Büren, J. Lüthy, P. Hübner in Theoretical and Applied Genetics (2000)

  3. Article

    Improving PCR efficiency

    B. FURRER, U. CANDRIAN, P. WIELAND, J. LÜTHY in Nature (1990)

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  4. No Access

    Article

    Goitrin — a nitrosatable constituent of plant foodstuffs

    N-nitrosamides are known as direct-acting carcinogens at the site of their formation; they do not need any metabolic activation in vivo. The conditions leading to their formation in the stomach, and also their...

    J. Lüthy, B. Carden, U. Friederich, M. Bachmann in Experientia (1984)

  5. No Access

    Article

    Pyrrolizidine alkaloids fromSymphytum officinale L. and their percutaneous absorption in rats

    An analysis of a commercial sample of Symphyti radix originating from Poland with a total alkaloid content of 0.07% revealed the presence of 7 pyrrolizidine alkaloid-N-oxides: 7-acetyl intermedine, 7-acetyl ly...

    J. Brauchli, J. Lüthy, U. Zweifel, Ch. Schlatter in Experientia (1982)

  6. No Access

    Article

    Stereology of liver biopsies from healthy volunteers

    The stereologioal model and the base-line data of normal human liver needle biopsy-specimens are presented. Four reference systems were introduced: 1 cm3 of liver tissue, 1 cm3 of hepatoeyte, 1 cm3 of hepatocytic...

    H. P. Rohr, J. Lüthy, F. Gudat, M. Oberholzer, C. Gysin, L. Bianchi in Virchows Archiv A (1976)

  7. No Access

    Article

    Fate of Chiral Acetates in the Citric Acid Cycle

    The condensation of acetyl-CoA with oxaloacetate, catalysed by pig heart citrate synthase, takes place with inversion of configuration at the methyl group.

    J. RÉTEY, J. LÜTHY, D. ARIGONI in Nature (1970)

  8. No Access

    Article

    Asymmetric Methyl Groups: Preparation and Detection of Chiral Methyl Groups

    J. LÜTHY, J. RÉTEY, D. ARIGONI in Nature (1969)