The inhibition of lysosomal phospholipase A from rabbit lung by ambroxol and its consequences for pulmonary surfactant
Identifieur interne : 003506 ( Main/Exploration ); précédent : 003505; suivant : 003507The inhibition of lysosomal phospholipase A from rabbit lung by ambroxol and its consequences for pulmonary surfactant
Auteurs : M. F. Heath [Royaume-Uni] ; W. Jacobson [Royaume-Uni]Source :
- Lung [ 0341-2040 ] ; 1985-12-01.
English descriptors
- KwdEn :
- Teeft :
- Alveolar macrophages, Ambroxol, Chloroquine, Control activities, Heath, Imipramine, Jacobson, Lung surfactant, Lysosomal, Lysosomal fraction, Lysosomal phospholipase, Lysosomal phospholipases, Lysosome, Macrophage, Phosphatidylcholine, Phospholipase, Phospholipases, Phospholipid, Phospholipidosis, Pulmonary surfactant, Rabbit lung parenchyma, Surfactant.
Abstract
Abstract: Ambroxol inhibits activity against phosphatidylcholine of phospholipase A from the lysosomes of rabbit lung, and in lysates of alveolar macrophages. The inhibition is of the same potency as that of imipramine and chloroquine. The latter are 2 of the many drugs with similar structural features, but very different pharmacologic actions, that can cause phospholipidosis in vivo as a result of the inhibition of lysosomal phospholipases. Since ambroxol shares these structural features, and inhibits the phospholipase A in vitro, we propose that the ability of ambroxol to elevate levels of pulmonary surfactant arises, at least in part, from this inhibitory property.
Url:
DOI: 10.1007/BF02713834
Affiliations:
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Le document en format XML
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<term>Ambroxol</term>
<term>Chloroquine</term>
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<front><div type="abstract" xml:lang="en">Abstract: Ambroxol inhibits activity against phosphatidylcholine of phospholipase A from the lysosomes of rabbit lung, and in lysates of alveolar macrophages. The inhibition is of the same potency as that of imipramine and chloroquine. The latter are 2 of the many drugs with similar structural features, but very different pharmacologic actions, that can cause phospholipidosis in vivo as a result of the inhibition of lysosomal phospholipases. Since ambroxol shares these structural features, and inhibits the phospholipase A in vitro, we propose that the ability of ambroxol to elevate levels of pulmonary surfactant arises, at least in part, from this inhibitory property.</div>
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