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Fig. 7. Differential effect of ZEB-1/δEF1 versus ZEB-2/SIP1 on gene expression. mRNA isolated from animal caps of Xenopus embryos (either uninjected or injected with mRNA for ZEB-1/δEF1 or ZEB-2/SIP1) was used for RT–PCR analysis of the indicated genes (see Materials and methods for details).
