在精神分裂症中,Catechol-O-methyltransferase (COMT) 多态和认知障碍,精神病症状和晚期功能障碍之间的关联
Jinghui Chi1, Yanyan Ma1, Menglei Shi2
1Department of Psychiatry, Tianjin Anding Hospital, Mental Health Center of Tianjin Medical University, Tianjin 300222, China.
甲基转移酶 (COMT) 基因变异与中国精神分裂症患者的晚期动症 (TD) 症状和认知功能有关. 这些COMT多态可能作为TD预后的生物标志物.
科学领域:
- 神经科学是一个神经科学.
- 遗传学 是一个遗传学.
- 精神病学是一个精神病学.
背景情况:
- 甲基转移酶 (COMT) 对多巴胺代谢至关重要,并与晚期动症 (TD) 的病因有关.
- 了解COMT基因与TD的关联对于管理精神分裂症患者至关重要.
研究的目的:
- 调查COMT基因多态化与TD发生和严重程度之间的联系.
- 评估COMT变异对中国人口中TD患者精神和认知障碍的影响.
主要方法:
- 在216名慢性精神分裂症患者 (59名TD患者,157名无TD患者) 中,对3个COMTSNP (rs4680,rs165599,rs4818) 的基因定型.
- 评估TD严重程度 (AIMS),精神病理学 (PANSS) 和认知功能 (RBANS).
- MALDI-TOF-MS用于基因定型.
主要成果:
- COMT rs4818 多态性与面部或面部TD严重程度相关.
- 在男性患者中,COMT rs165599基因型与四肢和干部TD症状有关.
- 在男性TD患者中,COMT rs4818 C等位基因携带者表现出改善的即时记忆和口头功能.
结论:
- 在中国人群中,COMT基因多态可能充当TD症状和预后的生物标志物.
- 进一步的研究可以探索针对COMT途径的治疗策略.
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