Fluorescent polarization immunoassay for sulphadiazine using a high specificity antibodyстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:A rapid and sensitive fluorescent-labelled polarization immunoassay for sulphadiazine (SDZ) is reported. Fluorescein-labelled tracers were synthesized and a specific SDZ antibody has been used in the development of the method. The influence of the fluorescent label type on the immunoassay sensitivity was investigated. Homologous and non-homologous tracer - antiserum combinations were varied to provide increased sensitivity of the immunoassay. A detection limit of 0.2 ng mL(-1) for SDZ in 50 muL aqueous sample has been achieved. The cross-reactivity of other sulphonamide drugs has also been examined.