Neutral metalloendopeptidase in human lung tissue and cultured cells.

作者: Alice R. Johnson , Ervin G. Erdös , Werner W. Schulz , Juliet Ashton

DOI: 10.1164/ARRD.1985.132.3.564

关键词:

摘要: The distribution of a neutral metalloendopeptidase (NEP), or “enkephalinase,” in human lung tissue and cultured cells was compared with that angiotensin I converting enzyme (ACE). specific activities NEP ACE were measured homogenates fetal isolated airways pulmonary vessels. activity highest airway tissue, Human endothelial from either umbilical veins arteries had high (80 to 90 nmol/h/106 cells) but only trace (0.5 0.6 cells). Fibroblasts lungs low richer than cells. foreskins caesarean section skin the richest source (60 80 Immunohistochemical studies confirmed biochemical assays. As expected, localized on luminal surface blood vessels, similar factor VIII an...

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