Placental Number

AIB level (mg/l)

α

(dpm/ml)

β

(ml/min)

Specific Activity

(mg/dpm)

1 × 10⁻⁵

Permeability

k₁ (ml/min)

Diffusion Coefficient

(cm²/sec)

1 × 10⁻⁹

Y_m + Y_f

(mg/hr/kg

placenta)

ETHANOL (n = 9)

22

20

2624

0.01028

1.3

25.6

3.5

64

22

100

5242

0.0137

3.1

3.4

0.5

43

23

100

1778

0.1452

12.4

32.8

5.0

909

28

20

253

0.1220

9.4

28.2

4.2

45

31

100

26680

0.0407

0.9

10.7

1.4

321

34

10

3402

0.0849

0.6

15.9

2.9

40

35

10

2443

0.0229

0.6

4.6

0.8

7

35

40

6531

0.0311

1.0

6.3

1.1

40

36

10

2962

0.0405

1.1

7.1

1.4

45

Mean ± S.E.

46 ± 14

5768 ± 2685

0.0671 ± 0.0160

3.4 ± 1.5

15.0 ± 3.7

2.3 ± 0.5

-

P value

0.73

0.26

0.67

0.72

0.25

0.25

-