Highly Sensitive Immunochromatographic Identification of Tetracycline Antibiotics in Milk

Figure 7

Binding of IgG-GNP conjugates (1 and 3—conjugate of composition 47 : 1; 2 and 4—conjugate of composition 23.5 : 1) with the ТС-BSA conjugate (curves 1 and 2) and standard BSA preparation (curves 3 and 4) on the immunochromatographic membrane.