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A comparison of chemiluminescence immunoassay and radioimmunoassay for the detection and quantification of methyltestosterone residues in meat samples

✍ Scribed by Van Peteghem, C. H. ;Van Look, L. J. ;De Guesquière, A.


Publisher
John Wiley and Sons
Year
1989
Weight
250 KB
Volume
3
Category
Article
ISSN
0884-3996

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✦ Synopsis


A chemiluminescence immunoassay (CLIA) for methyltestosterone is compared with a radioimmunoassay (RIA) employing the same antiserum, raised against methyltestosterone-3-CMO-BSA and using K(4-aminobutyl)-N-ethylisoluminol conjugate of MT and i1.2-H31methyltestosterone as tracers.

Muscle tissue from slaughtered animals was selected as the matrix. After enzymatic digestion and diethylether extraction only a limited sample clean-up on Lipidex-5000 and on Bond Elut C18 was required. Both methods had similar limits of detection, sensitivities, limits of quantification and speed of analysis (working-load and availability of results).


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