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Table 2 Quantitation of male DNA fractions

From: Isolating DNA from sexual assault cases: a comparison of standard methods with a nuclease-based approach

  

Total DNA in male fractiona

Percentage of male DNA

Laboratory

Sperm input per swab cutting

Standard method

Erase

Standard method

Erase

Los Angeles

50,000

7.7

3.5

99

68

15,000

9.5

2.4

109

73

5,000

0.6

0.3

32

193

1,500

7.4

0.7

20

120

Bern

50,000

3.9

2.9

ND

ND

15,000

0.5

2.2

ND

ND

5,000

25.2

1.3

ND

ND

1,500

0.1

0.7

ND

ND

Stuttgart

50,000

35.1

5.3

ND

ND

15,000

11.4

4.5

ND

ND

5,000

8.5

3.1

ND

ND

1,500

4.2

0.0

ND

ND

Lugano

50,000

59.3

8.2

ND

ND

15,000

38.4

10.7

ND

ND

5,000

47.1

9.4

ND

ND

1,500

67.2

5.1

ND

ND

Lausanne

50,000

21.7

72.0

100

59

15,000

12.6

12.8

52

96

5,000

12.3

6.0

26

66

1,500

8.4

1.4

17

85

  1. ND, not determined. aData presented as nanograms of DNA.