Diabetologia:2型糖尿病的神经认知障碍?

2020-07-20 MedSci原创 MedSci原创

2型糖尿病与认知障碍有关,但目前还不清楚常见的遗传因素是否同时影响2型糖尿病的患病风险和认知能力。

2型糖尿病与认知障碍有关,但目前还不清楚常见的遗传因素是否同时影响2型糖尿病的患病风险和认知能力。本研究利用来自1892名墨西哥裔美国人的数据,包括402名2型糖尿病患者通过综合神经心理测试检测了2型糖尿病和认知功能之间的可能的多效性。

研究人员观察到2型糖尿病与注意措施之间的负表型相关性(ρp)(持续表现测验[CPT d']:ρp= -0.143,p = 0.001),包括言语记忆(加州言语学习测验[CVLT]回忆:ρp= −0.111,p = 0.004)和面部记忆(Penn面部记忆测试[PFMT]:ρp= -0.127,p = 0.002; PFMT延迟:ρp= -0.148,p = 2×10-4),复制了认知障碍的发现在2型糖尿病中。在2型糖尿病与注意措施(CPT d':ρg= -0.401,p = 0.001),工作记忆(数字跨度向后检验:ρg= -0.380,p = 0.005)之间也发现了负遗传相关性(ρg),和面部记忆(PFMT:ρg= -0.476,p = 2×10-4; PFMT延迟:ρg= -0.376,p = 0.005),提示构成2型糖尿病风险的相同遗传因素也影响认知能力这些域。使用内表型排名值方法,这些领域的表现也与2型糖尿病风险相关。具体地,在注意措施(CPT d':β= -0.219,p = 0.005),工作记忆(后向数字跨度:β= -0.326,p = 0.035)和面部记忆(PFMT:β= -0.171,p = 0.023; PFMT延迟:β= −0.215,p = 0.005))上。,2型糖尿病个体表现最低,而未受影响/无关的个体表现最高,而与2型糖尿病个体相关的表现为中等水平。

这些发现表明,认知障碍可能是一种有用的2型糖尿病的内表型,因此,有助于阐明这一慢性疾病的病理生理学基础。

原始出处:

Josephine Mollon, Joanne E. Curran,Neurocognitive impairment in type 2 diabetes: evidence for shared genetic aetiology

 

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    2020-07-21 148069276

    学习了

    0

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    2020-07-20 misszhang

    谢谢MedSci提供最新的资讯

    0