Neuroendocrine and Metabolite Substrates in Schizophrenia
Neuroendocrine, Metabolite Substrates, Clinical Symptoms and Cognitive Function in Schizophrenia
Background: Schizophrenia is a serious mental illness. The diagnosis and severity evaluations of schizophrenia are generally based on patient behaviors. Biomarkers are objectively measured and used as indicators for diagnosis confirmation, symptom assessment, and evaluation of pharmacologic responses to therapeutic interventions. Neuroendocrine and metabolite substrates are potential biomarkers of the pathogenic processes in schizophrenia.
Aims: The aims of this study are to determine (a) the differences in neuroendocrine and metabolite substrates between patients diagnosed with schizophrenia and healthy controls; and (b) the associations among the neuroendocrine and metabolite substrates, cognitive function, clinical symptoms, and treatment responses of patients diagnosed with schizophrenia.
Methods: (a) The investigators plan to recruit 100 patients diagnosed with schizophrenia and 100 healthy controls as participants. (b) At the baseline and Week 12, patient blood samples will be obtained to measure the levels of neuroendocrine substrates and metabolite markers. Clinical symptoms and cognitive function will be evaluated. (c) For the healthy control participants, blood samples will be obtained once to measure neuroendocrine and metabolite marker levels.
Expected Results: The results of this study may contribute to identifying potential neuroendocrine and metabolite biomarkers of schizophrenia, and clarify the associations among the neuroendocrine and metabolite substrates, cognitive function, clinical symptoms, and treatment responses of patients diagnosed with schizophrenia. Such information is crucial for clinical evaluations and future research.
研究概览
详细说明
- The investigators plan to recruit 100 patients with schizophrenia and 100 healthy control subjects.
- For the patients, diagnoses of schizophrenia will be confirmed using the Chinese version of the Mini International Neuropsychiatric Interview (MINI). At the baseline and Week 12, patient blood samples will be obtained to measure the levels of neuroendocrine substrates (didehydroepiandrosterone, dehydroepiandrosterone sulfate, pregnenolone, and cortisol) and metabolite markers (lipid profiles, glycerate, eicosenoic acid, pyruvate, b-hydroxybutyrate, Cysteine). Cognitive function will be evaluated using the Brief Assessment of Cognition in Schizophrenia. The participants' clinical symptoms and daily activities will be assessed using the Positive and Negative Syndrome Scale, 17-item Hamilton Depression Rating Scale, and Personal and Social Performance Scale.
- For the healthy control subjects, psychiatric diagnoses will be verified using MINI, and blood samples will be obtained once to measure neuroendocrine and metabolite marker levels.
研究类型
注册 (预期的)
联系人和位置
学习地点
-
-
-
Kaohsiung、台湾
- 招聘中
- Liang-Jen Wang
-
-
参与标准
资格标准
适合学习的年龄
接受健康志愿者
有资格学习的性别
取样方法
研究人群
- Patients with schizophrenia will be recruited from the out-patient department in Kaohsiung Chang Gung Memorial Hospital, Kaohsiung city, Taiwan
- Healthy controls will be recruited from the staff in Kaohsiung Chang Gung Memorial Hospital and from the communities in Kaohsiung city, Taiwan
描述
Patients with Schizophrenia
Inclusion criteria:
- Diagnosed with schizophrenia and will be confirmed using the Chinese version of the Mini International Neuropsychiatric Interview (MINI).
- Age between 18 to 79.
- Have signed the informed consent.
Exclusion criteria:
1. Having history of illicit drug use or other major psychiatric disorders (e.g., bipolar disorder, major depressive disorder, or organic mental disorders).
Healthy Controls
Inclusion criteria:
- Psychiatric diagnosis without schizophrenia will be confirmed using the Chinese version of MINI.
- Age between 18 to 79.
- Have signed the informed consent.
Exclusion criteria:
1. Having history of illicit drug use or other major psychiatric disorders (e.g., psychosis, bipolar disorder, major depressive disorder, or organic mental disorders).
学习计划
研究是如何设计的？
设计细节
队列和干预
团体/队列 |
干预/治疗 |
|---|---|
|
Schizophrenia
Patients with schizophrenia will be treated with antipsychotic drugs as routine care (i.e., risperidone, haloperidol, sulpiride, olanzapine, quetiapine).
|
Patients with schizophrenia will be treated with antipsychotic drugs as routine care.
其他名称：
|
|
Healthy controls
No special intervention will be provided for healthy controls.
|
研究衡量的是什么？
主要结果指标
结果测量 |
大体时间 |
|---|---|
|
Positive and Negative Syndrome Scale
大体时间：Participants will be assessed at the outpatient department, an expected average of 30 min.
|
Participants will be assessed at the outpatient department, an expected average of 30 min.
|
次要结果测量
结果测量 |
大体时间 |
|---|---|
|
Brief Assessment of Cognition in Schizophrenia
大体时间：Participants will be assessed at the outpatient department, an expected average of 40 min.
|
Participants will be assessed at the outpatient department, an expected average of 40 min.
|
合作者和调查者
研究记录日期
研究主要日期
学习开始
初级完成 (预期的)
研究完成 (预期的)
研究注册日期
首次提交
首先提交符合 QC 标准的
首次发布 (估计)
研究记录更新
最后更新发布 (估计)
上次提交的符合 QC 标准的更新
最后验证
更多信息
此信息直接从 clinicaltrials.gov 网站检索，没有任何更改。如果您有任何更改、删除或更新研究详细信息的请求，请联系 register@clinicaltrials.gov. clinicaltrials.gov 上实施更改，我们的网站上也会自动更新.