INCREASED LEVELS OF BETA-HUMAN ATRIAL NATRIURETIC PEPTIDE-LIKE IMMUNOREACTIVITY IN CHRONICALLY OVERLOADED ATRIAL TISSUE

被引:9
作者
NARUSE, M
HIROE, M
NARUSE, K
NAGATA, M
OHNO, H
HASHIMOTO, A
KOYANAGI, H
SEKIGUCHI, M
DEMURA, H
HIROSAWA, K
INAGAMI, T
SHIZUME, K
机构
[1] The Department of Medicine, Institute of Clinical Endocrinology
[2] Department of Radiology, Tokyo Women‘s Medical College, Tokyo
[3] Central Research Laboratory, Mitsubishi Petrochemical Company Ltd, Ibaragi
[4] Department of Surgery, The Heart Institute of Japan, Tokyo Women‘s Medical College, Tokyo
[5] Department of Biochemistry, Vanderbilt University, Nashville, TN
关键词
Atrial fibrillation; Atrial natriuretic peptide; Atrial pressure; Mitral disease;
D O I
10.1093/ajh/3.2.105
中图分类号
R6 [外科学];
学科分类号
1002 ; 100210 ;
摘要
The levels and molecular form of atrial natriuretic peptide-like immunoreactivity (ANP-LI) in human atrial tissue were investigated. The levels of right atrial ANP-LI were significantly higher in mitral disease than in other cardiac or noncardiac diseases. The increased ANP-LI was mainly accounted for by an increase in β-human ANP-LI (β-hANP-LI). Both total ANP-LI and β-hANP-LI levels were associated with the presence of atrial fibrillation and with increased atrial pressure. Plasma β-hANP-LI levels were also increased in mitral disease. These results suggest that human atrium with hemodynamic overloads is characterized by increased tissue levels of ANP and by a shift to the β-hANP form. © 1990 by the American Journal of Hypertension, Ltd.
引用
收藏
页码:105 / 110
页数:6
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