1. Purine N-oxides. XVI. Oncogenic derivatives of xanthine and guanine;Brown;Cancer Res.,1965
2. Correlations between oncogenic and chemical properties of several derivatives of 3-hydroxyxanthine and 3-hydroxyguanine;Brown;Cancer Res.,1973
3. Comparative electrophilicity, mutagenicity, DNA repair induction activity, and carcinogenicity of some N- and O-acyl derivatives of N-hydroxy-2-aminofluorene;Bartsch;Cancer Res.,1977
4. Oncogenic purine derivatives: Evidence for a possible proximate oncogen;Stöhrer;Science,1970
5. Enzymatic activation of the oncogen 3-hydroxyxanthine;Stöhrer;Cancer Res.,1972