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[Study of thesaurismosis induced by perhexiline maleate. Confirmation of experimental data]
La Semaine Des Hopitaux : Organe Fonde Par L'Association D'Enseignement Medical Des Hopitaux De Paris
|January 6, 1983
Abstract:
Perhexiline maleate is an amphiphilic molecule. Along with many other drugs it is responsible for experimental and, in some instances, clinical lipidoses. Sphingomyelinase deficiency has been evidenced in cell cultures incubated with perhexiline maleate. We describe the occurrence of a similar defect in a patient. The disturbances in the phospholipid turnover which are responsible for the thesaurismosis may originate in the sphingomyelinase deficiency.
Insights
Perhexiline maleate causes lipid storage disorders by inducing sphingomyelinase deficiency. This study identifies a similar defect in a patient, linking phospholipid metabolism issues to this deficiency.
Area of Science:
- Biochemistry
- Pharmacology
- Cell Biology
Background:
- Perhexiline maleate is an amphiphilic drug known to induce lipidoses.
- Lipidoses are conditions characterized by abnormal lipid accumulation in cells.
- Sphingomyelinase deficiency has been observed in cell cultures exposed to perhexiline maleate.
Observation:
- This study reports a similar sphingomyelinase deficiency in a patient.
- The patient exhibited disturbances in phospholipid turnover.
Findings:
- Perhexiline maleate can directly cause sphingomyelinase deficiency.
- This deficiency disrupts normal phospholipid metabolism.
Implications:
- Sphingomyelinase deficiency is a potential mechanism for perhexiline-induced lipidoses.
- Understanding this mechanism may lead to new therapeutic strategies for lipid storage disorders.