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Immunosuppressive activities of tested compounds.
| Compound | IC50 (µM) a | |
|---|---|---|
| ConA-Induced T-Cell Proliferation | LPS-Induced B-Cell Proliferation | |
| 1 | 42.35 ± 2.49 | 88.19 ± 2.59 |
| 8 | 14.71 ± 0.47 | 109.95 ± 5.68 |
| 2–7, 9–11 | - | - |
| cyclosporin A b | 4.39 ± 0.02 | 25.11 ± 0.43 |
a Data are presented as mean ± SD from three separate experiments. b Positive control. ‘-’ stands for no inhibitory effect at 200 µM.
