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Table 2 Summary of the clinical characteristics, RNA quality and cDNA preamplification results for the 22 samples analyzed in this study.

From: Multiplex preamplification of specific cDNA targets prior to gene expression analysis by TaqMan Arrays

Sample number

Type of sample

Type of bladder fluid

Tumor characteristics

RNA characteristics

N° validated genes (CT ≤ 31)

Correlation coeficients (r)

N° validated genes in NPA samples with ΔΔCT outside ± 1.5

Gene symbol

     

rRNA ratio

RIN

% of total

     
   

stage

grade

  

18S area

28S area

NPA samples

PA samples

   

1

T

BW

Ta

LG

2

9.8

20.6

40.4

33

43

0.986

1

IGF2

2

T

BW

Ta

LG

1.7

9.2

18.5

31.6

39

46

0.978

4

CRH, FGFR3, IGF2,KRT14

3

T

BW

Ta

LG

1.7

8.9

18.5

32.1

38

45

0.987

2

CRH,IGF2

4

T

BW

Ta

LG

1.6

8.8

17.0

26.8

36

45

0.991

1

IGF2

5

T

BW

Ta

LG

1.3

8.2

14.2

18.1

25

42

0.987

1

IGF2

6

T

BW

T2b+CIS

HG

1.8

8

9.3

16.7

38

44

0.967

3

CCNA2, IGF2, MAGEA9

7

T

BW

T1

HG

2.3

7.8

8.1

18.7

35

43

0.975

3

FGFR3, IGF2, MELK

8

C

BW

-

-

1.5

7.6

8.6

12.6

19

40

0.985

0

-

9

T

BW

T1c

HG

1.6

7.5

9.4

15.0

32

42

0.98

5

FGFR3, IGF2, KIF2C, MELK, PDZRN3

10

T

U

T1c+CIS

HG

1.1

7.5

13.6

15.0

40

45

0.961

2

CRH, IGF2

11

T

U

T1b

HG

0.8

7.5

12.8

10.1

41

46

0.956

3

CRH, FGFR3, IGF2

12

T

U

T1

HG

1.2

7.4

10.5

12.3

39

45

0.972

2

CRH, IGF2

13

C

BW

-

-

1.3

7.2

7.9

10.0

28

39

0.976

1

IGF2

14

T

BW

T1+CIS

HG

1.3

6.4

6.4

8.4

35

43

0.975

3

CRH, FGFR3, IGF2

15

C

BW

-

-

0.8

2.8

1,6

1,3

3

13

0.937

0

_

16

C

U

-

-

0

2.5

N/A

N/A

8

14

0.95

1

KRT14

17

T

U

T2

HG

0

2.5

N/A

N/A

11

39

0.994

1

CDC2

18

T

U

T1

HG

0

2.4

N/A

N/A

13

41

0.965

3

GJB2, FGFR3, IGF2

19

T

U

T2+CIS

HG

0

2.4

N/A

N/A

27

40

0.97

5

CCNA2, CRH, FGFR3, IGF2, KRT14

20

T

U

T2+CIS

HG

0

2.3

N/A

N/A

31

45

0.938

2

IGF2, TOP2A

21

C

BW

-

-

1.3

N/A

3.8

4.6

18

36

0.943

2

IGF2, FGFR3

22

T

BW

T2b

HG

1.1

N/A

8.6

9.4

40

45

0.968

1

IGF2

  1. Legend/key: Samples are ranked by RIN number. BW, Bladder Washing; CIS, Carcinoma In Situ; C, Control; CT, Cycle Threshold; HG, High Grade; LG, Low Grade; N/A, Non Available; NPA, Non-Preamplified; PA, Preamplified; RIN, RNA Integrity Number; T, Tumor; U, Urine.