1. Löffler W, Gröbner W, Medina R, Zöllner N (1982) Influence of dietary purines on pool size, turnover and excretion of uric acid during balance conditions — isotope studies using 15N-uric acid. Res Exp Med (Berl) 181: 113.
2. Seegmiller JE, Klinenberg JR, Miller J, Watts RWE (1968) Suppression of glycine — 15 incorporation into urinary uric acid by adenine-8-13C in normal and gouty subjects. J Clin Invest 47: 1193.
3. Zöllner N (1976) Diätetik der Gicht — experimentelle Grundlagen und praktische Anwendung. Verh Dtsch Ges Inn Med 82: 727.
4. Zöllner N, Griebsch A (1973) Influence of various dietary purines on uric acid production. In: Urinary calculi. Proceedings of the international symposium on renal stone research, Madrid 1972. Karger, Basel New York, S 84–88.
5. Zöllner N, Gröbner W (1977) Dietary feedback regulation of purine and pyrimidine biosynthesis in man. CIBA Found Symp 48: 165.