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Published on: April 28, 2020
[Ambient temperature impact on hepatocellular liver damage in rats following intake of
Nadica S Marinković1, Zivorad Malicević, Jovan Dimitrijević
1Vojnomedicinska akademija, Institut za patologiju i sudsku medicinu, Beograd, Srbija. nadicamarinkovic@yahoo.com
Background/Aim:
3,4-methylendioxymethamphetamine (MDMA, Ecstasy) is a psycho-stimulating agent. It is usually taken orally in the form of tablets. It is absorbed throught the gastrointestinal mucous membrane. Hyperthermia is the most prominent clinical sign of MDMA intake. The most prominent forensic finding of lethal MDMA poisoning is myocardial infarction and cerebrovascular bleeding. However, liver and kidney damage: have also been described. The aim of this research was to determine if ambient temperatures affect liver damage in the experimental rats.
Methods:
The experiment was conducted for 8 h and 24 h, at temperatures of 12 degrees C, 22 degrees C and 32 degrees C. Both biochemical parameters (ALT, AST, AP, gamma GT and LDH) and pathohistological changes of the liver were monitored.
Results:
Our reserch demonstrated that the most serious lever damage occurred at 32 degrees C. Liver damage was manifested as portal inflammation, periportal necrosis, lobular necrosis, stasis, intralobular hemorrhage and incerease of liver enzymes serum activity.
Conclusion:
Liver damage after MDMA intake rises with the increase of ambient temperature, and it is most pronounced at the temperature of 32 degrees C.
Insights
Ambient temperature significantly impacts 3,4-methylendioxymethamphetamine (MDMA, Ecstasy) induced liver damage in rats. Higher temperatures, particularly 32°C, exacerbate MDMA
Area of Science:
- Toxicology
- Pharmacology
- Environmental Health
Context:
- 3,4-methylendioxymethamphetamine (MDMA, Ecstasy) is a psycho-stimulant with known systemic effects.
- Hyperthermia is a primary clinical sign of MDMA intoxication.
- Previous studies indicate potential liver and kidney damage from MDMA.
Purpose:
- To investigate the influence of ambient temperature on MDMA-induced liver damage in an experimental rat model.
- To quantify the relationship between environmental temperature and the severity of hepatic injury following MDMA exposure.
Summary:
- Rats were exposed to MDMA at different ambient temperatures (12°C, 22°C, 32°C) for 8 and 24 hours.
- Liver damage was assessed through biochemical markers (ALT, AST, AP, gamma GT, LDH) and histopathological examination.
- The most severe liver damage, characterized by inflammation, necrosis, hemorrhage, and elevated enzymes, was observed at 32°C.
Impact:
- Findings demonstrate a direct correlation between increased ambient temperature and the severity of MDMA-induced liver injury.
- This research highlights the critical role of environmental temperature in modulating drug toxicity.
- Results suggest that individuals exposed to higher environmental temperatures may be at greater risk for severe MDMA-related hepatotoxicity.
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