Research Article

Piper sarmentosum Leaves Aqueous Extract Attenuates Vascular Endothelial Dysfunction in Spontaneously Hypertensive Rats

Figure 7

Effect of PSAE and PSAE + perindopril combination on the endothelin-1 (ET-1) level of spontaneously hypertensive rat (SHR). Values are expressed as mean ± SEM (), with n = 6. Negative control = untreated SHRs, Positive control = perindopril-treated SHRs. #Significant mean difference with negative control group ().