Figure 6.

Effect of simulated intestinal fluid (SIF) treatment on extracts from wild-type and GM potatoes, as determined by SDS-PAGE (A, B), and on IgE-binding components present in the extracts (C, D). A, C: extracts from wild-type potato; B, D: extracts from GM potato; M: marker; lanes 1–7: incubation for 0 s, 30 s, 1 min, 10 min, 30 min, 1 h, and 4 h. pH of SIF: ca. 7.5.