Fig. 4From: Antitumor and antioxidant effects of Clinacanthus nutans Lindau in 4 T1 tumor-bearing miceLevel of nitric oxide assay from the untreated and treated groups (low-dose and high-dose of C. nutans). Each value represents the mean ± standard error of the mean. Significance is set at *P < 0.05. The level of NO decreased significantly in low-dose and high-dose of treatment compared to the untreated groupBack to article page