1. Untersuchungen zur reduktiven Spaltung der Azofarbstoffe durch Bakterien;Dieckhues;Zentbl Bakt. ParasitKde,1960
2. The absorption, fate and excretion in rats of the water-soluble azo dyes FD&C Red No. 2, FD&C Red No. 4 and FD&C Yellow No. 6;Radomski;J. Pharmac. exp. Ther.,1962
3. Reduction of tartrazine by a Proteus species isolated from rats;Roxon;Fd Cosmet. Toxicol.,1966
4. The absorption, metabolism and excretion of the sulphonated azo dye, acid yellow, by rats;Scheline;Acta pharmac. tox.,1965
5. In vitro conversion of prontosil-soluble to sulphanilamide by various types of microorganisms;Spink,1940