Skip to main content

Table 2 Methylation levels of the samples as estimated by MS-HRM and SMART-MSP.

From: Quality assessment of DNA derived from up to 30 years old formalin fixed paraffin embedded (FFPE) tissue for PCR-based methylation analysis using SMART-MSP and MS-HRM

  

Methylation levels estimated for CDKN2A

Methylation levels estimated for RARB

Sample

Immunohistochemistry for p16

MS-HRM

SMART-MSP

MS-HRM

SMART-MSP

   

Lowest estimate

Average estimate

Highest estimate

 

Lowest estimate

Average estimate

Highest estimate

1 (1978)

Negative

0.1%-1%

1.7%

2.7%

3.4%

Failed ampl

0%

0%

0%

2 (1978)

Negative

0%

0%

0%

0%

0.1%-1%

0%

0%

0%

3 (1978)

Positive

0%

0%

0%

0%

Het met

0%

0%

0%

4 (1978)

Negative

0%

0%

0%

0%

1%-10%

2.4%

9.5%

30.8%

5 (1978)

Positive

0%

0%

0%

0%

10%-100%

14.4%

20.3%

28.7%

6 (1978)

Negative

0%

0%

0%

0%

0.1%-1%

0.1%

0.3%

0.4%

7 (1978)

Negative

0%

0%

0%

0%

0%

0%

0%

0%

8 (1978)

No data

10%-100%

20.3%

25.0%

28.7%

10%-100%

57.4%

61.6%

75.8%

9 (1983)

Negative

1%-10%

0.7%

1.9%

5.4%

Failed ampl

4.1%

5.8%

7.2%

10 (1983)

Positive

0%

0%

0%

0%

10%-100%

21.8%

26.8%

33.0%

11 (1983)

Negative

0.1%-1%

1.7%

2.4%

3.3%

Het met

0%

0%

0%

12 (1983)

Positive

0%

0%

0%

0%

1%-10%

18.9%

33.0%

53.6%

13 (1983)

Negative

1%-10%

19.0%

27.0%

30.8%

0%

0%

0%

0%

14 (1983)

Negative

0.1%-1%

0.8%

2.5%

6.3%

Het met

0.2%

0.4%

1.4%

15 (1983)

Negative

0%

0%

0%

0%

0.1%-1%

0.3%

0.9%

5.1%

16 (1988)

Negative

0%

0%

0%

0%

Het met

0.4%

0.8%

1.3%

17 (1988)

Negative

0%

0%

0%

0%

10%-100%

93.3%

114.9%

186.6%

18 (1988)

Negative

0%

0%

0%

0%

Failed ampl

0%

0%

0%

19 (1988)

Negative

1%-10%

3.4%

5.8%

10.9%

Het met

0.2%

0.8%

3.8%

20 (1988)

Negative

10%-100%

12.5%

14.4%

21.8%

0%

0%

0%

0%

21 (1988)

Positive

0%

0%

0%

0%

Het met

0.1%

0.5%

2.4%

22 (1988)

Positive

0%

0%

0%

0%

Het met

2.2%

2.7%

3.8%

23 (1988)

Negative

10%-100%

18.9%

20.3%

21.7%

0%

0%

0%

0%

24 (1988)

Negative

10%-100%

9.5%

14.4%

15.4%

Het met

0.1%

0.2%

0.7%

25 (1988)

Negative

10%-100%

6.3%

7.7%

10.9%

0%

0%

0%

0%

26 (1988)

Negative

0%

0%

0%

0%

Het met

0.2%

0.3%

0.6%

27 (1988)

Negative

10%-100%

12.5%

14.4%

15.4%

Failed ampl

0%

0%

0%

28 (1988)

Positive

0%

0%

0%

0%

0%

0%

0%

0%

29 (1993)

Negative

1%-10%

3.6%

5.8%

7.7%

0%

0%

0%

0%

30 (1993)

Positive

0%

0%

0%

0%

1%-10%

2.9%

8.8%

14.4%

31 (1993)

Negative

0%

0%

0%

0%

Het met

0.3%

0.7%

1.4%

32 (1993)

Negative

10%-100%

21.8%

26.8%

30.8%

0.1%-1%

0.1%

0.3%

0.7%

33 (1993)

Negative

0%

0%

0%

0%

0%

0%

0%

0%

34 (1993)

Negative

10%-100%

25.0%

40.6%

61.6%

1%-10%

2.9%

5.4%

8.8%

35 (1993)

Positive

0%

0%

0%

0%

Het met

0.3%

0.6%

0.8%

36 (1993)

Negative

10%-100%

5.1%

10.9%

17.7%

0.1%-1%

0.2%

0.6%

1.4%

37 (1993)

Positive

0%

0%

0%

0%

1%-10%

23.3%

25.0%

28.7%

38 (1993)

Positive

0%

0%

0%

0%

0%

0%

0%

0%

39 (1998)

Negative

0.1%-1%

0%

0%

0%

0%

2.5%

2.9%

3.4%

40 (1998)

Negative

0.1%-1%

0.1%

0.1%

0.2%

Het met

0.6%

1.5%

3.1%

41 (1998)

Negative

10%-100%

19.0%

23.3%

28.7%

0%

0%

0%

0%

42 (1998)

Positive

0%

0.1%

0.3%

0.7%

Het met

0.2%

0.4%

1.4%

43 (1998)

Positive

0%

0%

0%

0%

0%

0%

0%

0%

44 (1998)

Positive

0.1%-1%

0.1%

0.2%

0.4%

Het met

2.9%

3.6%

5.4%

45 (1998)

Positive

0%

0%

0%

0%

0.1%-1%

0.2%

0.7%

2.9%

46 (1998)

Positive

0%

0%

0%

0%

0.1%-1%

0%

0%

0%

47 (1998)

Positive

0%

0%

0%

0%

10-100%

21.8%

30.8%

50.0%

48 (1998)

Positive

0%

0%

0%

0%

Failed ampl

0%

0%

0%

49 (2003)

Positive

0%

0%

0%

0%

0%

0%

0%

0%

50 (2003)

Positive

0%

0%

0%

0%

Het met

0.5%

1%

2.1%

51 (2003)

No data

0%

0%

0%

0%

0%

0%

0%

0%

52 (2003)

Positive

0.1%-1%

0.4%

0.6%

1.0%

1%-10%

2.7%

3.9%

5.1%

53 (2003)

Negative

10%-100%

2.7%

6.3%

16.5%

1%-10%

4.1%

10.2%

26.8%

54 (2003)

Negative

0%

0%

0%

0%

0%

0%

0%

0%

  1. An average methylation estimate as well as the highest and lowest possible methylation estimates calculated from the Ct-values of the triplicates for the gene and the control is given for SMART-MSP.