Table 2

Oligonucleotide primers used in the study


Sequence (5' to 3')
TA [°C]
Primer [nM]
Cycles
Product size (bp)

RT-PCR






GAPDH
Forward: TGGTCACCAGGGCTGCTT





59
400
35
510

Reverse: GTCTTCTGGGTGGCAGTGAT












DKK3
Forward: AAGGCAGAAGGAGCCACGAGTGC





59
400
35
182

Reverse: GGCCATTTTGGTGCAGTGACCCCA





Semiquantitative realtime PCR






GAPDH
Forward: ATGGCCAGCGGGAAGAC





60
500
40
289

Reverse: ATGGCCAGCGGGAAGAC












DKK3
Forward: ACAGCCACAGCCTGGTGTA





60
400
40
123

Reverse: CCTCCATGAAGCTGCCAAC





Methylation-specific PCR






DKK3 unmethylated
Forward: TTAGGGGTGGGTGGTGGGGT





58
320
34
126

Reverse: CTACATCTCCACTCTACACCCA












DKK3 methylated
Forward: GGGCGGGCGGCGGGGC





58
320
34
120

Reverse: ACATCTCCGCTCTACGCCCG





TA = annealing temperature.

Veeck et al. Breast Cancer Research 2008 10:R82   doi:10.1186/bcr2151