A Simple Method for Inducing Nerve Injury in Rats
Author Information
Author(s): Nouri Mohsen, Rahimian Reza, Fakhfouri Gohar, Rasouli Mohammad R, Mohammadi-Rick Sanaz, Barzegar-Fallah Anita, Asadi-Amoli Fahimeh, Dehpour Ahmad Reza
Primary Institution: Tehran University of Medical Sciences
Hypothesis
The study aims to develop a practical model of sciatic ischemia reperfusion (I/R) injury that produces serious neurologic deficits.
Conclusion
The method of clamping the common iliac and femoral arteries effectively induces I/R injury in the rat sciatic nerve, leading to significant behavioral deficits.
Supporting Evidence
- The method produced significant behavioral deficits compared to the control group.
- Maximal behavioral deficit occurred at 4 days of reperfusion.
- Axonal swelling and ischemic fiber degeneration were observed after 4 and 7 days, respectively.
Takeaway
The researchers found a way to hurt a nerve in rats that is easy to do and causes noticeable problems, which can help in studying nerve injuries.
Methodology
Thirty rats were divided into six groups, with one control and five I/R groups subjected to different reperfusion time intervals after clamping the arteries.
Potential Biases
Inter-observer bias may affect behavioral scoring.
Limitations
Behavioral assessment was unreliable in the 0 h reperfused group due to anesthetic effects.
Participant Demographics
Thirty male Spraque-Dawley rats weighing 150–200 g.
Statistical Information
P-Value
p < 0.01
Statistical Significance
p < 0.01
Digital Object Identifier (DOI)
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