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Table 3 Results of culture, ELISA, ZN, IS900 PCR and qPCR in PB tissues

From: Comparison of a quantitative real-time polymerase chain reaction (qPCR) with conventional PCR, bacterial culture and ELISA for detection of Mycobacterium avium subsp. paratuberculosis infection in sheep showing pathology of Johne’s disease

Sr.No

Animal Id

Pathological Type

Culture

ELISA (SP)

ZN

IS900 PCR

qPCR

Int.

MLN

1

AV24

Paucibacillary

+

3.29

+

-

1.582 × 104

1.073 × 105

2

AV27

Paucibacillary

+

2.71

+

-

1.775 × 104

1.046 × 104

3

AV30

Paucibacillary

-

1.04

+

-

6.141 × 103

1.565 × 103

4

AV33

Paucibacillary

+

3.715

+

-

1.296 × 104

6.637 × 103

5

AV35

Paucibacillary

-

86.11

+

-

8.441 × 103

4.209 × 103

6

AV37

Paucibacillary

+

136.33

+

-

9.991 × 103

3.404 × 103

7

AV38

Paucibacillary

-

18.75

-

-

3.369 × 103

1.734 × 103

8

AV39

Paucibacillary

-

26.17

-

+

3.501 × 103

2.904 × 103

9

AV41

Paucibacillary

-

NT

+

-

1.292 × 103

8.279 × 102

10

AV44

Paucibacillary

-

NT

+

-

1.123 × 103

9.158 × 102

11

AV46

Paucibacillary

-

NT

+

+

9.083 × 102

8.154 × 102

12

AV48

Paucibacillary

+

NT

+

-

1.054 × 103

1.369 × 103

13

AV49

Paucibacillary

-

NT

+

-

1.927 × 104

7.95 × 103

14

AV50

Paucibacillary

-

NT

+

-

1.238 × 103

8.640 × 103

15

AV51

Paucibacillary

-

NT

+

-

4.935 × 103

3.08 × 103

16

AV67

Uninfected control

-

5.312

-

-

-

-

17

AV68

Uninfected control

-

−21.23

-

-

-

-

18

AV69

Uninfected control

-

1.112

-

-

-

-

19

AV70

Uninfected control

-

13.653

-

-

-

-

20

AV71

Uninfected control

-

−23.114

-

-

-

-

21

AV72

Uninfected control

-

−34.52

-

-

-

-

  1. Int = Intestine, MLN = Mesenteric lymph node, NT = Not tested, + = Positive, - = Negative, SP > 70 is positive.