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Diminished cerebrospinal fluid beta-endorphin concentration in monkeys with arachnoiditis
1Department of Radiology, Medical College of Wisconsin, Milwaukee.
Investigative Radiology
|March 1, 1988
Summary
Altered beta-endorphin levels in cerebrospinal fluid (CSF) correlate with arachnoiditis severity in monkeys. CSF beta-endorphin assays may detect neurotransmitter changes in this condition.
Area of Science:
- Neuroscience
- Neurochemistry
Background:
- Iatrogenic arachnoiditis can alter neurotransmitter concentrations.
- Previous studies noted changes in beta-endorphin and encephalin in mice with arachnoiditis.
Purpose of the Study:
- To investigate the relationship between arachnoiditis severity and beta-endorphin concentration in cerebrospinal fluid (CSF).
- To determine if CSF beta-endorphin levels can serve as a biomarker for arachnoiditis-associated neurotransmitter alterations.
Main Methods:
- Measurement of beta-endorphin concentration in CSF samples from normal monkeys and monkeys with varying degrees of arachnoiditis.
- Arachnoiditis was induced by myelography and spinal surgery.
- Correlation analysis between arachnoiditis severity score and CSF beta-endorphin levels.
Main Results:
- A significant negative correlation was observed between the arachnoiditis score and lumbar CSF beta-endorphin concentration.
- Lower beta-endorphin levels were associated with more severe arachnoiditis.
Conclusions:
- CSF beta-endorphin concentration is significantly reduced in the presence of arachnoiditis.
- Assessing CSF beta-endorphin levels may provide a method for detecting neurotransmitter alterations in arachnoiditis.