8Weilin L.Shelver,David J.Smith,Application of a Monoclonal Antibody-Based Enzyme-Linked Immunosorbent Assay for the Determination of Ractopamine in Incurred Samples from Food Animals,J.Agric.Food Chem.,2002,50(10),2742-2747.
9Weilin L S,David J S.Development of an immunoassay for the β-adrenergic agonist ractopamine [J].Journal of Immunoassay,2000,21(1):1-23.
10Kamps H C,Carlin R J,Sheffield C,et al.Analysis of hapten-carrier protein conjugates by nondenaturing gel electrophoresis [J].Journal of Immunological Methods,1993,164:245-253.