Related Experiment Videos
Preventive effect of selenium on T-2 toxin membrane toxicity
S A Keshavarz1, A Memarbashi, M Balali
1Dept. of Nutrition and Biochemistry, School of Public Health and Institute of Public Health Research, Tehran University of Medical Sciences and Health Services, IR Iran.
Advances in Experimental Medicine and Biology
|January 5, 2002
Summary
Selenium protects red blood cells from T-2 toxin damage. This study shows selenium
Area of Science:
- Toxicology
- Biochemistry
- Cell Biology
Background:
- T-2 toxin is a major trichothecene mycotoxin.
- It inhibits protein synthesis and mitochondrial function.
- Its mechanism of action, particularly on cell membranes, is poorly understood.
Purpose of the Study:
- To investigate the protective effects of selenium against T-2 toxin-induced erythrocyte damage.
- To explore selenium's potential role in mitigating T-2 toxin cytotoxicity.
Main Methods:
- Male albino mice were injected with varying doses of sodium selenite over six days.
- Erythrocytes from experimental and control groups were incubated with different doses of T-2 toxin.
- Red blood cell counts were performed after incubation at 37°C for 4 hours.
Main Results:
- Selenium demonstrated a significant protective effect against T-2 toxin-induced damage to erythrocyte membranes.
- The protective effect was dose-dependent.
- Selenium prevented the reduction in red blood cell counts caused by T-2 toxin.
Conclusions:
- Selenium effectively protects erythrocytes from T-2 toxin-induced membrane damage.
- Selenium's protective mechanism may involve membrane stabilization and inhibition of lipid peroxidation.
- Selenium shows promise as a countermeasure against T-2 toxin toxicity.