Metabolome in Schizophrenia and Other Psychotic Disorders
Author Information
Author(s): Orešič Matej, Tang Jing, Seppänen-Laakso Tuulikki, Mattila Ismo, Saarni Suoma E, Saarni Samuli I, Lönnqvist Jouko, Sysi-Aho Marko, Hyötyläinen Tuulia, Perälä Jonna, Suvisaari Jaana
Primary Institution: VTT Technical Research Centre of Finland
Hypothesis
What are the serum metabolic profiles associated with different psychotic disorders?
Conclusion
Specific metabolic abnormalities related to glucoregulatory processes and proline metabolism are associated with schizophrenia.
Supporting Evidence
- Persons with schizophrenia had significantly higher metabolite levels in six lipid clusters.
- Serum glutamic acid was elevated in all psychoses compared to controls.
- Proline upregulation was specific to schizophrenia.
Takeaway
People with schizophrenia have different levels of certain fats and amino acids in their blood compared to those without the disorder, which might help us understand the disease better.
Methodology
Comprehensive metabolomics was applied to serum samples from a general population-based study in Finland, including individuals with various psychotic disorders and matched controls.
Limitations
The sample was relatively old, and long-term effects of antipsychotic medication and lifestyle factors may not have been fully captured.
Participant Demographics
The study included 45 subjects with schizophrenia, 57 with other non-affective psychosis, and 37 with affective psychosis, with a majority being women.
Statistical Information
P-Value
P = 0.000023
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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