Microplate based procedures are described for the colorimetric or fluorometric analysis of extracellular enzyme activity. These procedures allow for the rapid assay of such activity in large numbers of environmental samples within a manageable time frame.
Jackson, C. R., Tyler, H. L., Millar, J. J. Determination of Microbial Extracellular Enzyme Activity in Waters, Soils, and Sediments using High Throughput Microplate Assays. J. Vis. Exp. (80), e50399, doi:10.3791/50399 (2013).