Objective:To observe the effects of Peristrophe roxbrughiana( HSX) on blood pressure,NO,No-synthase and ET in the serum and NO in urine in renal hypertensive rats.

• 目的:观察红丝线提取物对肾性高血压大鼠血压、尿和血清中一氧化氮、一氧化氮合酶及内皮素浓度的影响。