Table 2 PT, APTT and TT of normal human platelet-poor plasma.

From: Coumarin derivatives from Ainsliaea fragrans and their anticoagulant activity

Reference/Fraction/Compounds

PT

APTT

TT

Heparin (3U)a

_ _ _._**c

_ _ _._**

_ _ _._**

Normal salineb

10.7 ± 0.02

25.8 ± 0.03

16.3 ± 0.04

1 (1 mg/ml)

10.6 ± 0.02

26.1 ± 0.04

18.1 ± 0.03

2 (1 mg/ml)

10.6 ± 0.00

25.7 ± 0.02

17.6 ± 0.04

3 (1 mg/ml)

_ _ _._**

25.8 ± 0.05

17.3 ± 0.03

4 (1 mg/ml)

10.8 ± 0.03

28.0 ± 0.06

17.8 ± 0.03

5 (1 mg/ml)

10.7 ± 0.00

26.1 ± 0.04

17.3 ± 0.05

6 (1 mg/ml)

10.6 ± 0.03

25.4 ± 0.02

17.1 ± 0.00

7 (1 mg/ml)

10.7 ± 0.03

26.3 ± 0.04

17.9 ± 0.01

8 (1 mg/ml)

11.0 ± 0.06

27.2 ± 0.07

17.7 ± 0.03

3 (2 mg/ml)

_ _ _._**

26.9 ± 0.07

18.4 ± 0.03

3 (1 mg/ml)

_ _ _._**

26.5 ± 0.05

18.4 ± 0.04

3 (0.5 mg/ml)

17.4 ± 0.04*

26.3 ± 0.03

17.7 ± 0.06

3 (0.25 mg/ml)

11.3 ± 0.01

25.8 ± 0.08

17.9 ± 0.01

3 (0.125 mg/ml)

11.2 ± 0.06

25.2 ± 0.05

17.3 ± 0.02

  1. aPositive control
  2. bnegative control (1% DMSO)
  3. c_ _ _._ exceeded the full scale of the instrument.
  4. All of the data are expressed as mean ± SD (n = 3). *P < 0.05,**P < 0.01, compared with the negative control group.