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Table 1 EC50 values (µM) of ten oligostilbenes antagonize the anti-proliferative effect of IL-1β on rabbit chondrocytes

From: Protective effects of ten oligostilbenes from Paeonia suffruticosa seeds on interleukin-1β-induced rabbit osteoarthritis chondrocytes

No.

Name

DP

EC50 (μM)

95% confidence intervals (μM)

1

suffruticosol A

3

0.439

0.221 to 0.872

2

suffruticosol B

3

0.242

0.013 to 4.439

3

suffruticosol C

3

0.031

0.019 to 0.050

4

trans-resveratrol

1

1.416

0.520 to 3.857

5

cisε-viniferin

2

0.506

0.209 to 1.228

6

transε-viniferin

2

0.037

0.009 to 0.152

7

cis-suffruticosol D

3

0.090

0.068 to 0.121

8

cis-gnetin H

3

0.233

0.086 to 0.627

9

trans-suffruticosol D

3

0.011

0.006 to 0.019

10

trans-gnetin H

3

0.006

0.002 to 0.019

Control

Diacerein

0.272

0.136 to 0.654

  1. DP, degree of polymerization; EC50, concentration for 50% of maximal effect