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Table 2 PolyP-driven thrombin generation of functionalized silk fibroin membranes

From: Polyphosphate-loaded silk fibroin membrane as hemostatic agent in oral surgery: a pilot study

 

Plasma with buffer (PPP)

Silk control

µg/mm2 silk + polyP

 

2

6

20

60

200

600

2000

ETP (nMmin)

519.2 ± 413

955.5 ± 119

970.6 ± 170

1098 ± 310

1279.9 ± 183

1391.2 ± 160

1525.7 ± 227

1339.3 ± 9

−1

Peak thrombin (nM)

52.3 ± 50

198.4 ± 70

175.9 ± 53

207.8 ± 119

246.2 ± 51

267.3 ± 38

310.1 ± 27

243.4 ± 56

−1

Time to peak (min)

28.8 ± 7

15.3 ± 1.4

17.1 ± 5

13.1 ± 6

11.8 ± 1.8

10.2 ± 0.5

9.8 ± 0.7

8.9 ± 0.6

−1

Lag time (min)

23.3 ± 6

12.8 ± 0.7

14 ± 4

10 ± 4

9.1 ± 1.5

7.4 ± 0.1

7.6 ± 0.6

6.8 ± 0.4

−1

  1. Comparison of thrombin formation in normal platelet-poor plasma, silk fibroin membrane-induced plasma and polyP-coated silk fibroin membrane-induced plasma
  2. PPP, platelet-poor plasma; silk + polyP, 3 × 3 mm silk fibroin membranes coated with polyp
  3. Values are expressed as mean ± SD, n = 2 in duplicates