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Results of the methylation analysis of the 5′ upstream region of the 4.1B promoter and schematic. Vertical bars indicate CpG sites numbered 1–40. The box indicates exon1 of the 4.1B/DAL-1 gene. The sequence traces correspond to the 92-bp fragment containing the 14 CpG sites numbered 19 through 32 within the upstream region of the transcription initiation site and the beginning of exon 1
