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Plasma nitrate values in patients with obsessive-compulsive disorder
Murad Atmaca1, Ertan Tezcan, Murat Kuloglu
1Firat University, School of Medicine, Department of Psychiatry, Elazig, Turkey. matmaca_p@yahoo.com
Psychiatry and Clinical Neurosciences
|October 1, 2005
Summary
Elevated plasma nitric oxide (NO) levels were observed in patients with obsessive-compulsive disorder (OCD). These higher NO levels correlated with OCD symptom severity, suggesting a role in the disorder's pathophysiology.
Area of Science:
- Neuroscience
- Biochemistry
Background:
- Free oxygen species are implicated in neuropsychiatric disorder pathophysiology.
- Nitric oxide (NO) is a key signaling molecule with potential roles in brain function.
Purpose of the Study:
- To investigate plasma nitric oxide (NO) levels in patients with obsessive-compulsive disorder (OCD).
- To compare NO levels between OCD patients and healthy controls.
- To explore the correlation between NO levels and OCD symptom severity.
Main Methods:
- Plasma nitrate levels were measured in 23 patients with OCD and 23 healthy controls.
- Statistical analysis was used to compare groups and assess correlations.
Main Results:
- Plasma nitrate levels were significantly higher in OCD patients compared to controls.
- Higher NO levels positively correlated with Yale-Brown Obsession Compulsion Scale scores.
- NO levels were not related to patient age or illness duration.
Conclusions:
- Increased plasma nitric oxide (NO) may be involved in the pathophysiology of obsessive-compulsive disorder (OCD).
- NO could represent a potential biomarker or therapeutic target for OCD.