DISC1和低氧敏感基因对皮肤刻字和精神分裂症认知功能的影响
A Sotero-Moreno1, M Guardiola-Ripoll2, N Hostalet1
1FIDMAG Germanes Hospitalàries Research Foundation, Barcelona, Spain; CIBERSAM (Biomedical Research Network in Mental Health, Instituto de Salud Carlos III), Madrid, Spain; Departament de Biologia Evolutiva, Ecologia i Ciències Ambientals, Universitat de Barcelona, Barcelona, Spain; Programa de Doctorat de Biomedicina, Universitat de Barcelona, Barcelona, Spain.
Psychiatry research
|October 2, 2025
概括
精神分裂症 (SZ) 风险与皮肤刻字标记和遗传变异有关. 这项研究发现,DISC1基因变异与受影响后代的皮肤刻字变异特征共同传播,影响认知.
科学领域:
- 神经科学是一个神经科学.
- 遗传学 遗传学 是一个
- 发展生物学 发展生物学
背景情况:
- 皮肤刻字或指纹是稳定的神经发育标记,反映了早期的遗传和环境影响.
- 皮肤刻字中的简化,破坏或不对称性与精神分裂症 (SZ) 风险有关.
- DISC1和其他缺氧相关基因的遗传变异也与SZ有关.
研究的目的:
- 调查DISC1和缺氧相关基因对SZ风险的影响.
- 分析SZ频谱障碍的家庭中具有皮肤刻字和认知标记的基因变异的家族内传播.
主要方法:
- 基于61个核家庭的家族分析,其中有SZ频谱后代 (n=208).
- 评估的皮肤刻字变量:指纹强度 (PII),总a-b脊数 (TABRC),波动不对称性 (FA_ABRC),ATD角度和离合.
- 在DISC1和相互作用基因 (AKT1,BDNF,COMT,NOS1AP,RGS4) 中的基因型单核酸多态 (SNPs).
主要成果:
- DISC1-rs999710 基变异性与神经发育性皮肤图标 (下PII,更宽的ATD角度) 共同传播给受影响的后代.
- 基因BDNF,NOS1AP和RGS4对这些皮肤刻字特征表现出添加效应.
- 较不复杂的手指图案与较差的记忆相关;DISC1和RGS4变体与较低的注意力得分相关.
结论:
- DISC1在精神分裂症的皮肤刻字特征传播中发挥着重要作用.
- 相互作用的缺氧相关基因对这些效应有增加性的贡献.
- 神经发育标志物,如皮肤刻字,对于理解神经发育和认知功能有意义.
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