Related Experiment Video
Updated: Apr 7, 2026
08:46
Spinal Cord Lateral Hemisection and Asymmetric Behavioral Assessments in Adult Rats
Published on: March 24, 2020
18.9K
The Effects of Difumarate Salt S-15176 after Spinal Cord Injury in Rats
Hakan Erdoğan1, Matem Tunçdemir2, Bilal Kelten1
1Department of Neurosurgery, Faculty of Medicine, Maltepe University, Istanbul, Turkey.
Journal of Korean Neurosurgical Society
|July 17, 2015
Summary
The novel compound S-15176 demonstrates significant neuroprotective effects by reducing apoptosis and preserving motor function after spinal cord injury (SCI) in rats. This study highlights its potential as a therapeutic agent for secondary damage following SCI.
Area of Science:
- Neuroscience
- Pharmacology
- Cell Biology
Background:
- Spinal cord injury (SCI) often leads to secondary damage, including apoptosis and neuronal degeneration.
- Mitochondrial dysfunction plays a critical role in the secondary injury cascade following SCI.
- Developing effective neuroprotective agents is crucial for improving outcomes after SCI.
Purpose of the Study:
- To evaluate the neuroprotective and antiapoptotic effects of difumarate salt S-15176.
- To investigate the efficacy of S-15176 in mitigating secondary damage after experimental spinal cord injury in rats.
- To assess the impact of S-15176 on mitochondrial membrane stabilization and apoptotic pathways.
Main Methods:
- A rat model of thoracic spinal cord injury was established using the weight-drop technique.
- Three groups were studied: control, trauma, and trauma treated with S-15176 (10 mg/kg).
- Histopathological analysis, TUNEL assay for apoptosis, and immunohistochemistry for cytochrome-c, Bax, and caspase 9 were performed. Functional recovery was assessed using locomotor tests.
Main Results:
- The trauma group exhibited significant neuronal degeneration, apoptosis, and inflammatory infiltration.
- S-15176 treatment markedly reduced the number of apoptotic cells and the expression of proapoptotic markers (cytochrome-c, Bax, caspase 9) (p<0.001).
- Locomotor function was significantly improved in the S-15176-treated group compared to the trauma group (p<0.05).
Conclusions:
- Difumarate salt S-15176 exhibits significant neuroprotective and antiapoptotic properties in a rat model of SCI.
- S-15176 effectively inhibits mitochondrial apoptosis pathways, thereby protecting the spinal cord from secondary injury.
- The compound demonstrates potential for preserving motor function following spinal cord injury.
