DLG2 rs11607886 与精神分裂症相关的多态化和先前的功能变化
HanYu Zhu1, Zhaoyang Wu1, Junxiao Wang1
1Department of Psychiatry, Henan Mental Hospital, The Second Affiliated Hospital of Xinxiang Medical University, Xinxiang 453002, China; Henan Key Lab of Biological Psychiatry, Xinxiang Medical University, Xinxiang 453002, China; International Joint Research Laboratory for Psychiatry and Neuroscience of Henan of Xinxiang Medical University, Xinxiang 453002, China; Henan Collaborative Innovation Center of Prevention and treatment of mental disorder, Xinxiang 453002, China; Xinxiang Key Laboratory of Child and Adolescent Psychiatry, Xinxiang 453002, China.
DLG2基因的遗传变异,特别是rs11607886多态性,与精神分裂症 (SZ) 易感性有关. 这项研究突出了DLG2的重点.
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:
- 精神分裂症 (SZ) 是一种复杂的精神障碍,具有重要的遗传成分.
- 编码 postsynaptic 脚手架蛋白质的DLG2基因已与SZ风险有关.
- DLG2遗传变异在SZ病原和大脑功能中的确切作用尚不清楚.
研究的目的:
- 调查DLG2基因多态和精神分裂症易感性之间的关联.
- 探索DLG2变异,大脑功能变化和SZ患者的临床症状之间的关系.
主要方法:
- 在350名SZ患者和407名健康对照中,单核酸多态 (SNP) rs11607886和rs7479949的基因定型.
- 功能磁共振成像 (fMRI) 分析特定基因型组中的大脑活动 (ALFF,ReHo,FC).
- 大脑成像数据与SZ患者临床症状评估的相关性.
主要成果:
- DLG2 rs11607886的多态性与精神分裂症有显著的关联.
- 大脑活动 (ALFF,ReHo) 的显著差异在左前回 (PCu) 中被观察到.
- 在携带风险等位基因的SZ患者中发现左PCu和右中圈之间的功能连接 (FC) 发生变化,与认知缺陷相关.
结论:
- DLG2中的rs11607886多态可能有助于精神分裂症的发病.
- DLG2是精神分裂症的潜在候选基因,影响认知功能.
- 前 (PCu) 在精神分裂症中起着至关重要的作用,由DLG2遗传变异调节.
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