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Table 1 Summary of MCPyV- ST expressions in MCPyV- LT DNA- positive and -negative MCCs

From: A new in situ hybridization and immunohistochemistry with a novel antibody to detect small T-antigen expressions of Merkel cell polyomavirus (MCPyV)

   

MCPyV-LT

MCPyV-ST

Case no.

Age (years)

Sex

LT-DNA

IHC (CM2B4)

ST-DNA

ST-mRNA

IHC (ST-1)

 

Real-time PCR*

Conventional PCR

Real-time PCR*

ISH

Nuclear

Cytoplasm

MCC32

66

M

1.20

+

+

2.11

+

++

++

MCC33

66

M

1.48

+

+

0.57

+

+

++

MCC36

87

F

0.20

+

+

4.84

+

+

-

MCC37

73

F

0.87

+

+

1.97

+

-

++

MCC47

90

M

0.06

+

+

3.13

+

-

+

MCC65

NA

F

1.50

+

+

2

+

+

+

MCC68

NA

M

11.94

+

+

13.29

+

-

+

MCC70

NA

M

14.40

+

+

4.03

+

++

+

MCC72

72

F

0.99

+

+

2.62

+

-

+

MCC74

62

M

0.20

+

-

3.14

+

-

+

MCC UK9

69

M

65.62

+

+

0.96

f+

+

-

MCC UK11

61

F

3.81

-

+

6.97

f+

+

++

MCC UK16

63

F

127.24

+

+

8.16

+

+

++

MCC UK19

85

F

93.19

+

+

1.11

+

+

++

MCCU K21

46

F

51.82

+

+

6.6

-

++

++

MCC UK22

74

F

178.81

+

+

1.68

+

+

+

MCC50

82

M

-

-

-

ND

-

-

+

MCC63

NA

M

-

-

-

ND

-

-

++

MCC64

NA

F

-

f+

-

-

-

-

+

MCC UK1

81

F

-

-

-

ND

-

-

+

MCC UK2

81

F

-

-

-

ND

-

-

++

MCC UK3

85

F

-

-

-

ND

-

-

+

MCC UK4

93

F

-

-

-

ND

-

-

+

MCC UK6

82

M

-

-

-

ND

-

-

++

MCC UK8

87

F

-

-

-

ND

-

-

+

MCC UK10

94

F

-

-

-

ND

-

-

++

MCC UK12

80

M

-

-

-

ND

-

-

+

MCC UK13

61

M

-

-

-

ND

-

-

++

MCC UK14

86

F

-

-

-

ND

-

-

++

MCC UK15

83

F

-

-

-

ND

-

-

++

MCC UK17

83

F

-

-

-

ND

-

-

+

MCC UK18

94

F

-

-

-

ND

-

-

++

  1. Abbreviations: IHC immunohistochemistry, ISH in situ hybridization.
  2. NA, not available; ND, not done; *, copies per cell; f+, focally positive.