Table 1
Incidence of naturally occurring RFP signals in the liver of transgenic marine medaka with the function of age

Age (weeks post hatching)

No. of TG fish examined

Average total length (mm)

% RFP-positive fish (no. of RFP-positive fish/no. of TG fish)

Female

Male

Not sexed

Trial I

1

75

7.9 ± 0.2

–

–

0.0 (0/75)

2

74

10.2 ± 0.4

–

–

0.0 (0/74)

3

79

10.8 ± 0.4

–

–

0.0 (0/79)

4

81

12.9 ± 0.6

–

–

0.0 (0/81)

5

72

15.2 ± 1.0

–

–

0.0 (0/72)

6

79

17.5 ± 1.2

0.0 (0/39)

0.0 (0/40)

–

7

82

19.1 ± 1.5

7.7 (3/39)

0.0 (0/43)

–

8

85

21.8 ± 1.4

47.6 (20/42)

0.0 (0/43)

–

9

76

23.1 ± 2.1

75.0 (27/36)

0.0 (0/40)

–

10

87

25.2 ± 2.2

95.6 (43/45)

0.0 (0/42)

–

Trial II

1

85

7.5 ± 0.2

–

–

0.0 (0/85)

2

83

9.9 ± 0.3

–

–

0.0 (0/83)

3

88

10.2 ± 0.5

–

–

0.0 (0/88)

4

85

12.5 ± 0.5

–

–

0.0 (0/85)

5

87

15.0 ± 1.0

–

–

0.0 (0/87)

6

85

17.1 ± 1.2

0.0 (0/40)

0.0 (0/45)

–

7

79

19.3 ± 1.3

7.5 (3/40)

0.0 (0/39)

–

8

81

20.9 ± 1.5

55.0 (22/40)

0.0 (0/41)

–

9

86

22.8 ± 2.0

70.7 (29/41)

0.0 (0/45)

–

10

85

24.8 ± 2.1

100.0 (44/44)

0.0 (0/41)

–