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Phospholipid variation in acute ethanol intoxication in rats.
I Boerescu1, N Gheorghe, I Boroş
1D. Danielopolu Institute of Normal and Pathological Physiology, Bucharest, Romania.
Physiologie (Bucarest)
|January 1, 1988
Summary
Acute ethanol intoxication impacts rat organs, affecting cell membrane integrity. Phospholipid levels in the liver, brain, kidneys, and spleen change based on alcohol dose and time post-administration.
Area of Science:
- Biochemistry
- Toxicology
- Physiology
Background:
- Ethanol intoxication affects cellular functions.
- Phospholipids are crucial for cell membrane integrity.
- 32P incorporation is a marker for phospholipid metabolism.
Purpose of the Study:
- To investigate the effects of acute ethanol intoxication on phospholipid metabolism in rat organs.
- To assess the dose-dependent and time-course responses of liver, brain, kidneys, and spleen to ethanol.
Main Methods:
- Male rats were administered acute doses of ethanol (3.5 and 5.8 g/kg).
- 32P-labeled phospholipids were measured in various organs at different time points (2-72 hours).
- Cell membrane integrity was inferred from 32P incorporation levels.
Main Results:
- Ethanol intoxication significantly altered 32P-labeled phospholipid levels in the studied organs.
- The observed changes were dependent on the administered ethanol dose.
- Organ-specific responses to ethanol varied over the 72-hour experimental period.
Conclusions:
- Acute ethanol exposure disrupts phospholipid metabolism and cell membrane integrity in a dose- and time-dependent manner.
- The liver, brain, kidneys, and spleen exhibit distinct sensitivities to ethanol-induced biochemical changes.
- These findings highlight the systemic impact of ethanol intoxication on cellular health.