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Therapeutic effects of disulfiram in spinal cord contusion of rabbits
Abstract:
The purpose of the present investigation was to evaluate methods to prevent the development of the immediate and delayed tissue damage in the injured spinal cord by early drug (disulfiram) interference with the molecular mechanism of tissue injury. The edematous inflammation as well as change in the levels and distribution of metallic ions like calcium following spinal cord contusion is known to contribute to the destructive process. A contusion model was applied in the spinal cord of rabbits using a pneumatic impactor. The effect of the systemically administered drug, disulfiram, in the traumatized spinal cord was determined by assaying the tissue water and Ca2+ contents at different locations of the spinal cord. A significant increase in the levels of the assayed parameters at the injured site of the spinal cord is markedly reduced by the pretreatment with disulfiram.
Insights
Disulfiram drug pretreatment significantly reduces spinal cord injury by decreasing tissue water and calcium levels. This study explores disulfiram
Area of Science:
- Neuroscience
- Pharmacology
- Biochemistry
Background:
- Spinal cord injury causes immediate and delayed tissue damage.
- Edematous inflammation and altered calcium distribution contribute to injury progression.
Purpose of the Study:
- To evaluate disulfiram's potential to prevent spinal cord tissue damage.
- To investigate disulfiram's interference with molecular injury mechanisms.
Main Methods:
- A rabbit spinal cord contusion model was used.
- Systemic administration of disulfiram was evaluated.
- Tissue water and calcium (Ca2+) content were measured.
Main Results:
- Disulfiram pretreatment significantly reduced increased tissue water content at the injury site.
- Disulfiram pretreatment significantly reduced elevated Ca2+ levels in the injured spinal cord.
- These protective effects were observed at various locations within the spinal cord.
Conclusions:
- Disulfiram demonstrates efficacy in mitigating acute tissue damage following spinal cord injury.
- Early pharmacological intervention with disulfiram can counteract key molecular events driving spinal cord injury progression.
- Disulfiram holds potential as a therapeutic agent for managing spinal cord trauma.