Plasma microRNAs Associate Positive, Negative, and Cognitive Symptoms with Inflammation in Schizophrenia
2024

Plasma microRNAs and Inflammation in Schizophrenia

Sample size: 70 publication 10 minutes Evidence: moderate

Author Information

Author(s): Takuya Miyano, Masakazu Hirouchi, Naoki Yoshimura, Kotaro Hattori, Tsuyoshi Mikkaichi, Naoki Kiyosawa

Primary Institution: Daiichi Sankyo Co., Ltd.

Hypothesis

The study aims to verify the reproducibility of miRNA-based patient stratification and explore pathophysiological pathways linked to symptoms using plasma miRNAs.

Conclusion

Plasma miRNAs are potential biomarkers for identifying patient subgroups and investigating symptom-related molecular mechanisms in schizophrenia.

Supporting Evidence

  • Plasma miRNAs reproducibly stratified schizophrenia patients into three subgroups.
  • Symptom-related miRNAs were associated with inflammation.
  • Patients with high PANSS scores had high levels of inflammatory cytokines.

Takeaway

This study found that certain tiny molecules in the blood can help doctors understand different types of schizophrenia and how they relate to inflammation.

Methodology

The study measured levels of 376 miRNAs in plasma samples of schizophrenia patients and obtained their PANSS and BACS scores.

Potential Biases

Uncontrolled variables such as treatment history and demographic factors may affect results.

Limitations

The sample size and diversity may be insufficient to generalize findings, and the study only analyzed miRNA expression at one time point per subject.

Participant Demographics

All participants were Japanese schizophrenia patients.

Digital Object Identifier (DOI)

10.3390/ijms252413522

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