Table 1 Mean male and female β-galactosidase activities and ratios in X-linked and autosomal l-arm-lacz-l2 and arm-lacZ adults.

arm-lacZ

68D3 (A)

1

1

3

0.99 ± 0.09^c

2.36 ± 0.13

2.33 ± 0.09

arm-lacZ

79A4 (A)

2

2

3

0.92 ± 0.09

2.61 ± 0.16

2.39 ± 0.12

arm-lacZ

10D8 (X)

1

2

3

1.12 ± 0.26

4.27 ± 0.51

2.36 ± 0.27

I-arm-lacZ-I2

21A2 (A)

2

2

3

1.00 ± 0.05

2.46 ± 0.43

2.45 ± 0.35

I-arm-lacZ-I2

57A6 (A)

2

2

3

0.99 ± 0.07

2.62 ± 0.20

2.58 ± 0.13

I-arm-lacZ-I2

19C3 (X)

1

2

3

1.11 ± 0.06

4.02 ± 0.27

2.22 ± 0.12