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Table 2 Real-Time qPCR and Methylation-Specific PCR primers

From: CD80 down-regulation is associated to aberrant DNA methylation in non-inflammatory colon carcinogenesis

Real-Time qPCR primers

Gene

NCBI ref seq

Sequence 5'-- > 3'

Ta, °C

Amplicon, bp

Actb

NM_001101

fw CTGGACTTCGAGCAAGAGATG

60

180

  

rv AGTTGAAGGTAGTTTCGTGGATG

  

Cd80

NM_005191

fw CTCACTTCTGTTCAGGTGTTATCCA

62

121

  

rv TCCTTTTGCCAGTAGATGCGA

  

Dnmt1

NM_001130823

fw TACCTGGACGACCCTGACCTC

60

103

  

rv CGTTGGCATCAAAGATGGACA

  

Dnmt3a

NM_175629

fw GACAAGAATGCCACCAAAGC

60

190

  

rv CGTCTCCGAACCACATGAC

  

Dnmt3b

NM_006892

fw GGCAAGTTCTCCGAGGTCTCTG

60

113

  

rv TGGTACATGGCTTTTCGATAGGA

  

Methylation specific PCR primers

Gene

sequence 5'-- > 3'

Ta,°C

Amplicon, bp

CDH13 meth

Fw TCGCGGGGTTCGTTTTTCGC

66

243

Rv GACGTTTTCATTCATACACGCG

  

CDH13 unmeth

Fw TTGTGGGGTTGTTTTTTGT

55

242

Rv AACTTTTCATTCATACACACA

  

APC meth

Fw TATTGCGGAGTGCGGGTC

64

98

Rv TCGACGAACTCCCGACGA

  

APC unmeth

Fw GTGTTTTATTGTGGAGTGTGGGTT

62

108

Rv CCAATCAACAAACTCCCAACAA

  

RUNX3 meth

Fw TTACGAGGGGCGGTCGTACGCGGG

71

220

Rv AAAACGACCGACGCGAACGCCTCC

  

RUNX3 unmeth

Fw TTATGAGGGGTGGTTGTATGTGGG

64

220

Rv AAAACAACCAACACAAACACCTCC

  

MGMT meth

Fw TTTCGACGTTCGTAGGTTTTCGC

64

81

Rv GCACTCTTCCGAAAACGAAACG

  

MGMT unmeth

Fw TTTGTGTTTTGATGTTTGTAGGTTTTTGT

64

93

Rv AACTCCACACTCTTCCAAAAACAAAACA

  

MLH1 meth

Fw ACGTAGACGTTTTATTAGGGTCGC

56

115

Rv CCTCATCGTAACTACCCGCG

  

MLH1 unmeth

Fw TTTTGATGTAGATGTTTTATTAGGGTTGT

56

124

Rv ACCACCTCATCATAACTACCCACA