Research Article

Hypotensive and Angiotensin-Converting Enzyme Inhibitory Activities of Eisenia fetida Extract in Spontaneously Hypertensive Rats

Figure 6

Concentrations of NO in serum of rats. Each bar is the mean ± SD of concentration of NO in each group. Differences between groups were determined by ANOVA procedure and S-N-K test. versus the control group, versus the SHR group.