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Presenilin-deficient mouse model of age-dependent neurodegeneration and cognitive loss

机译:依赖年龄的神经变性和认知丧失的早老素缺乏症小鼠模型

摘要

The present invention is directed to recombinantly engineered mice that are deficient in the expression of both presenilin-1 and presenilin-2. The mice exhibit characteristics of age-dependent cognitive impairments and neurodegeneration similar to those seen in Alzheimers disease patients. This presenilin-deficient mouse model can be used to screen compounds capable of slowing, preventing or reversing the progression of cognitive impairments and neurodegeneration. The invention is also directed to the development of treatments for Alzheimers disease based on augmentation or restoration of presenilin function in the brain. On the basis of the findings described herein, the invention is further directed to the development of assays to detect functional presenilin deficiency in human individuals, preferably through analysis of presenilin substrates, which may provide biomarkers useful in the diagnosis of Alzheimers disease.
机译:本发明涉及缺乏早老素-1和早老素-2两者表达的重组工程小鼠。小鼠表现出与年龄相关的认知障碍和神经退行性变的特征,类似于在阿尔茨海默氏病患者中看到的特征。这种早老素缺陷型小鼠模型可用于筛选能够减缓,预防或逆转认知障碍和神经退行性疾病进展的化合物。本发明还针对基于脑中早老素功能的增强或恢复的阿尔茨海默氏病治疗方法的开发。基于本文描述的发现,本发明进一步涉及开发检测人类个体中功能性早老素缺乏的测定法,优选通过对早老素底物的分析,其可以提供可用于诊断阿尔茨海默氏病的生物标记。

著录项

  • 公开/公告号US2004205836A1

    专利类型

  • 公开/公告日2004-10-14

    原文格式PDF

  • 申请/专利权人 BRIGHAM & WOMENS HOSPITAL;

    申请/专利号US20030409672

  • 发明设计人 JIE SHEN;

    申请日2003-04-09

  • 分类号A01K67/027;

  • 国家 US

  • 入库时间 2022-08-21 23:22:19

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