目的探讨血清同型半胱氨酸(homocysteine,Hcy)、载脂蛋白E(apolipoprotein E,ApoE)基因多态性对血管性痴呆患者认知功能的影响。方法回顾性分析于医院接受治疗的100例血管性痴呆患者病例资料作为研究对象,使用简易智力状态检查量表(mini...目的探讨血清同型半胱氨酸(homocysteine,Hcy)、载脂蛋白E(apolipoprotein E,ApoE)基因多态性对血管性痴呆患者认知功能的影响。方法回顾性分析于医院接受治疗的100例血管性痴呆患者病例资料作为研究对象,使用简易智力状态检查量表(mini-mental state examination,MMSE)评估患者认知功能,将MMSE评分为21~26分患者纳入轻度组,将10~20分患者纳入中度组,将0~9分患者纳入重度组。参照《中国痴呆与认知障碍诊治指南》给予患者常规治疗,治疗前主要检查项目包括血浆Hcy、ApoE基因多态性,治疗3个月后记录患者临床疗效;分析ApoE基因多态性、Hcy与血管性痴呆患者认知功能障碍及临床疗效的关系。结果100例血管性痴呆患者MMSE评分为16.50(9.00,20.00)分,其中轻度24例,中度49例,重度27例;重度组ApoE基因表型为ε2/4、ε4/4患者占比高于轻度组、中度组,入院时血浆Hcy水平高于轻度组、中度组,差异有统计学意义(P<0.05);行多元Logistic回归分析结果显示,血浆Hcy、ApoE基因是导致血管性痴呆患者认知功能障碍加重的危险因素(P<0.05);100例血管性痴呆患者,治疗3个月后,显效47例,好转30例,无效23例,总有效率为77.00%;行二元Logistic回归分析显示,血浆Hcy、ApoE基因均是影响血管性痴呆患者治疗效果的危险因素(P<0.05)。结论ApoE基因多态性、Hcy与血管性痴呆患者认知功能障碍病情严重程度及临床关系密切,未来临床可通过检测患者ApoE基因多态性、Hcy水平,评估患者认知障碍严重程度及治疗无效风险,针对病情严重治疗无效风险较高者,采取针对性干预,以改善患者临床疗效。展开更多
Apolipoprotein E is the major lipid transporter in the brain and an important player in neuron-astrocyte metabolic coupling.It ensures the survival of neurons under stressful conditions and hyperactivity by nourishing...Apolipoprotein E is the major lipid transporter in the brain and an important player in neuron-astrocyte metabolic coupling.It ensures the survival of neurons under stressful conditions and hyperactivity by nourishing and detoxifying them.Apolipoprotein E polymorphism,combined with environmental stresses and/or age-related alterations,influences the risk of developing late-onset Alzheimer’s disease.In this review,we discuss our current knowledge of how apolipoprotein E homeostasis,i.e.its synthesis,secretion,degradation,and lipidation,is affected in Alzheimer’s disease.展开更多
Alzheimer's disease,the primary cause of dementia,is characterized by neuropathologies,such as amyloid plaques,synaptic and neuronal degeneration,and neurofibrillary tangles.Although amyloid plaques are the primar...Alzheimer's disease,the primary cause of dementia,is characterized by neuropathologies,such as amyloid plaques,synaptic and neuronal degeneration,and neurofibrillary tangles.Although amyloid plaques are the primary characteristic of Alzheimer's disease in the central nervous system and peripheral organs,targeting amyloid-beta clearance in the central nervous system has shown limited clinical efficacy in Alzheimer's disease treatment.Metabolic abnormalities are commonly observed in patients with Alzheimer's disease.The liver is the primary peripheral organ involved in amyloid-beta metabolism,playing a crucial role in the pathophysiology of Alzheimer's disease.Notably,impaired cholesterol metabolism in the liver may exacerbate the development of Alzheimer's disease.In this review,we explore the underlying causes of Alzheimer's disease and elucidate the role of the liver in amyloid-beta clearance and cholesterol metabolism.Furthermore,we propose that restoring normal cholesterol metabolism in the liver could represent a promising therapeutic strategy for addressing Alzheimer's disease.展开更多
目的 探讨 Apo E基因多态性与血管性痴呆 ( Va D)的相互关系。方法 应用聚合酶链反应 -限制性片段长度多态性 ( PCR-RFLP)技术 ,检测脑卒中后 Va D组与未发生 Va D的对照组患者的 Apo E基因型分布及出现频率。结果 Apo E基因的ε4 ...目的 探讨 Apo E基因多态性与血管性痴呆 ( Va D)的相互关系。方法 应用聚合酶链反应 -限制性片段长度多态性 ( PCR-RFLP)技术 ,检测脑卒中后 Va D组与未发生 Va D的对照组患者的 Apo E基因型分布及出现频率。结果 Apo E基因的ε4 / 4基因型 ,在 Va D组的出现频率明显高于未发生 Va D的对照组 ( P<0 .0 5 ) ,其余各基因型的出现频率 ,两组间差异无显著性 ( P>0 .0 5 )。结论 Apo E基因的 ε4 / 4基因型与 Va D的发生密切相关 ;等位基因ε4可能是 Va D的一种遗传易感性因子。展开更多
文摘目的探讨血清同型半胱氨酸(homocysteine,Hcy)、载脂蛋白E(apolipoprotein E,ApoE)基因多态性对血管性痴呆患者认知功能的影响。方法回顾性分析于医院接受治疗的100例血管性痴呆患者病例资料作为研究对象,使用简易智力状态检查量表(mini-mental state examination,MMSE)评估患者认知功能,将MMSE评分为21~26分患者纳入轻度组,将10~20分患者纳入中度组,将0~9分患者纳入重度组。参照《中国痴呆与认知障碍诊治指南》给予患者常规治疗,治疗前主要检查项目包括血浆Hcy、ApoE基因多态性,治疗3个月后记录患者临床疗效;分析ApoE基因多态性、Hcy与血管性痴呆患者认知功能障碍及临床疗效的关系。结果100例血管性痴呆患者MMSE评分为16.50(9.00,20.00)分,其中轻度24例,中度49例,重度27例;重度组ApoE基因表型为ε2/4、ε4/4患者占比高于轻度组、中度组,入院时血浆Hcy水平高于轻度组、中度组,差异有统计学意义(P<0.05);行多元Logistic回归分析结果显示,血浆Hcy、ApoE基因是导致血管性痴呆患者认知功能障碍加重的危险因素(P<0.05);100例血管性痴呆患者,治疗3个月后,显效47例,好转30例,无效23例,总有效率为77.00%;行二元Logistic回归分析显示,血浆Hcy、ApoE基因均是影响血管性痴呆患者治疗效果的危险因素(P<0.05)。结论ApoE基因多态性、Hcy与血管性痴呆患者认知功能障碍病情严重程度及临床关系密切,未来临床可通过检测患者ApoE基因多态性、Hcy水平,评估患者认知障碍严重程度及治疗无效风险,针对病情严重治疗无效风险较高者,采取针对性干预,以改善患者临床疗效。
基金supported by the financial support of the Louis-Jeantet Foundation(to ACG).
文摘Apolipoprotein E is the major lipid transporter in the brain and an important player in neuron-astrocyte metabolic coupling.It ensures the survival of neurons under stressful conditions and hyperactivity by nourishing and detoxifying them.Apolipoprotein E polymorphism,combined with environmental stresses and/or age-related alterations,influences the risk of developing late-onset Alzheimer’s disease.In this review,we discuss our current knowledge of how apolipoprotein E homeostasis,i.e.its synthesis,secretion,degradation,and lipidation,is affected in Alzheimer’s disease.
基金financially supported by the Science and Technology Innovation Program of Hunan Province,No.2022RC1220(to WP)China Postdoctoral Science Foundation,No.2022M711733(to ZZ)+2 种基金the National Natural Science Foundation of China,No.82160920(to ZZ)Hebei Postdoctoral Scientific Research Project,No.B2022003040(to ZZ)Hunan Flagship Department of Integrated Traditional Chinese and Western Medicine(to WP)。
文摘Alzheimer's disease,the primary cause of dementia,is characterized by neuropathologies,such as amyloid plaques,synaptic and neuronal degeneration,and neurofibrillary tangles.Although amyloid plaques are the primary characteristic of Alzheimer's disease in the central nervous system and peripheral organs,targeting amyloid-beta clearance in the central nervous system has shown limited clinical efficacy in Alzheimer's disease treatment.Metabolic abnormalities are commonly observed in patients with Alzheimer's disease.The liver is the primary peripheral organ involved in amyloid-beta metabolism,playing a crucial role in the pathophysiology of Alzheimer's disease.Notably,impaired cholesterol metabolism in the liver may exacerbate the development of Alzheimer's disease.In this review,we explore the underlying causes of Alzheimer's disease and elucidate the role of the liver in amyloid-beta clearance and cholesterol metabolism.Furthermore,we propose that restoring normal cholesterol metabolism in the liver could represent a promising therapeutic strategy for addressing Alzheimer's disease.
文摘目的 探讨 Apo E基因多态性与血管性痴呆 ( Va D)的相互关系。方法 应用聚合酶链反应 -限制性片段长度多态性 ( PCR-RFLP)技术 ,检测脑卒中后 Va D组与未发生 Va D的对照组患者的 Apo E基因型分布及出现频率。结果 Apo E基因的ε4 / 4基因型 ,在 Va D组的出现频率明显高于未发生 Va D的对照组 ( P<0 .0 5 ) ,其余各基因型的出现频率 ,两组间差异无显著性 ( P>0 .0 5 )。结论 Apo E基因的 ε4 / 4基因型与 Va D的发生密切相关 ;等位基因ε4可能是 Va D的一种遗传易感性因子。
