bacterial composition of the biofilm on the surface of course sediment of the danube: with special reference to the clinically important bacteria.on monthly intervals and over a period of 14 months (november, 1993-december, 1994) biofilm samples from sediments taken at the szentendre island on the danube were culturel and the isolated organisms were examined macromorphologically and micromorphogically and tested for oxidase and catalase production and their ability to oxidise and ferment glucose. the majority (85%) of the strains isolated were catalase positive. 43% were oxidase positive, 38% were glucose oxidisers and only 19% fermented ...199814666747
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