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Immunoanalytical techniques for pesticide monitoring based on fluorescence detection
U Schobel1, C Barzen, G Gauglitz
1Institute of Physical and Theoretical Chemistry, University of Tübingen, Germany.
Abstract:
In the field of environmental analysis there is still great potential for development and application of immunoanalytical techniques (IT). Heterogeneous and homogeneous immunoassays (IA), flow-injection immunoanalysis (FIIA) and immunosensors (IS) with different detection principles have been developed. In this review we focus on fluorescence methods for pesticide monitoring published since 1992. These techniques offer a high degree of selectivity and, in principle, sensitivity. Restrictions on the limits of detection (LOD) due to background signals are minimized by development of solid-phase separation systems, new fluorescent probes, and new instrumentation.