Anti-Inflammatory Investigations of Extracts of Zanthoxylum rhetsa

Figure 3

Percentage of the inhibition on LPS-induced NO, TNF-α and PGE₂ production in RAW264.7 macrophages of crude extracts of Z. rhetsa and prednisolone at 100 μg/ml and 50 μg/ml (n = 3). † and ¶: the %inhibition on LPS-induced NO and PGE₂ production, respectively, which were not different significantly from prednisolone. value < 0.01, value < 0.001 compared with prednisolone.