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Table 3 Methylation status of the TGFBI promoter in primary and metastatic (lymph node and remote) lung cancer specimens

From: Methylation screening of the TGFBI promoter in human lung and prostate cancer by methylation-specific PCR

Source of lung cancer specimen Number of methylated CpG sites
  0 5–10 16
Primary site (n = 36) 22 (61.1%) 12 (33.3%) 2 (5.6%)*
Lymph node (n = 10) 4 (40.0%) 2 (20.0%) 4 (40.0%)*
Remote metastasis (n = 4) 2 (50.0%) 0 (0.0%) 2 (50.0%)*
  1. * P < 0.05