Renal effects of an angiotensin II antagonist in stroke-prone spontaneously hypertensive rat

被引:3
作者
Yo, Y [1 ]
Moriguchi, A [1 ]
Higaki, J [1 ]
Nagano, M [1 ]
Nakano, N [1 ]
Kamide, K [1 ]
Yu, H [1 ]
Mikami, H [1 ]
Ogihara, T [1 ]
机构
[1] OSAKA UNIV,SCH MED,DEPT GERIATR MED,SUITA,OSAKA 565,JAPAN
来源
NEPHRON | 1997年 / 76卷 / 04期
关键词
angiotensin II type 1 receptor antagonist; HR; 720; hypertension; urinary protein; glomerular sclerosis;
D O I
10.1159/000190230
中图分类号
R5 [内科学]; R69 [泌尿科学(泌尿生殖系疾病)];
学科分类号
1002 ; 100201 ;
摘要
We evaluated the renal effects of the new angiotensin II type 1 (AT1) receptor antagonist, HR 720, in the stroke-prone spontaneously hypertensive rat. Rats were treated with either vehicle, HR 720, MK-954 (a selective ATL receptor antagonist) or enalapril for 6 weeks. Blood pressure was decreased to a similar extent by HR 720, MK-954 and enalapril (203 +/- 4, 202 +/- 5 and 190 +/- 4 vs. 247 +/- 4 mm Hg for control). Urinary protein secretion was also decreased (5.2 +/- 0.3, 5.3 +/- 0.2 and 5.5 +/- 0.6 vs. 25.2 +/- 4.6 mg/100 g/24 h). The glomerular hypertensive change was improved in each drug-treated group (2.0 +/- 0.2, 3.3 +/- 0.3 and 1.6 +/- 0.1 vs. 17.6 +/- 1.5%; p < 0.0001). These results show that, in addition to its antihypertensive effect, HR 720 has a beneficial effect on renal function.
引用
收藏
页码:466 / 471
页数:6
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