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Table 1 Primers used for PCR

From: Moderately high folate level may offset the effects of aberrant DNA methylation of P16 and P53 genes in esophageal squamous cell carcinoma and precancerous lesions

Genesa

S/ASb

Primer sequences

Product size (bp)

p16M

S

5′-TTA TTA GAG GGT GGG GCG GAT CGC-3′

150

AS

5′-GAC CCC GAA CCG CGA CCG TAA-3′

p16U

S

5′-TTA TTA GAG GGT GGG GTG GAT TGT-3′

151

AS

5′-CAA CCC CAA ACC ACA ACC ATA A-3′

p53M

S

5′-GTA GTT TGA ACG TTT TTA TTT TGG C-3′

115

AS

5′-CCT ACT ACG CCC TCT ACA AAC G-3′

p53U

S

5′-GTA GTT TGA ATG TTT TTA TTT TGG T-3′

115

AS

5′-CCT ACT ACA CCC TCT ACA AAC A-3′

  1. aM methylated, U unmethylated
  2. bS/AS sense/antisense