Background Cardiovascular risk burden is associated with dementia risk and neurodegeneration-related brain structure,while the role of genetics and incident cardiovascular disease(CVD)remains unclear.Aims To examine t...Background Cardiovascular risk burden is associated with dementia risk and neurodegeneration-related brain structure,while the role of genetics and incident cardiovascular disease(CVD)remains unclear.Aims To examine the association of overall cardiovascular risk burden with the risk of major dementia subtypes and volumes of related brain regions in a large sample,and to explore the role of genetics and CVD onset.Methods A prospective study among 354 654 participants free of CVD and dementia(2006-2010,mean age 56.4 years)was conducted within the UK Biobank,with brain magnetic resonance imaging(MRl)measurement availablefor 15104participants since 2014.CVD risk burden was evaluated by the Framingham General Cardiovascular Risk Score(FGCRS).Dementia diagnosis was ascertained from inpatient and death register data.Results Overamedian 12.0-yearfollow-up,3998 all-cause dementia cases were identified.Higher FGCRS was associated with increasedall-cause dementia risk after adjusting for demographic,major lifestyle,clinical factors and the polygenic risk score(PRS)of Alzheimer's disease.Comparing the high versus low tertile of FGCRS,the odds ratios(ORs)and 95%confidence intervals(Cls)were 1.26(1.12 to 1.41)for all-cause dementia,1.67(1.33 to 2.09)for Alzheimer's disease and 1.53(1.07 to 2.16)for vascular dementia(all p_(treng)<0.05).Incident stroke and coronary heart disease accounted for 14%(95%Cl:9% to 21%)of the association between FGCRS and all-cause dementia.Interactions were not detected for FGCRS and PRS on the risk of any dementia subtype.We observed an 83%(95%Cl:47%to 128%)higher all-cause dementia risk comparing the high-high versus low-low FGCRS-PRS category.For brain volumes,higher FGCRS was associated with greater log-transformed white matter hyperintensities,smaller cortical volume and smaller grey matter volume.Conclusions Our findings suggest that the positive association of cardiovascular risk burden with dementia risk also applies to major dementia subtypes.The association of cardiovascular risk burden with all-cause dementia is largely independent of CVD onset and genetic predisposition to dementia.展开更多
中国合格评定国家认可委员会(China National Accreditation Service for Conformity Assessment,CNAS)实验动物机构认可是我国实验动物管理的重要制度,是致力于保障我国实验动物质量和福利的一项具有中国特色的第三方评价制度。美国实...中国合格评定国家认可委员会(China National Accreditation Service for Conformity Assessment,CNAS)实验动物机构认可是我国实验动物管理的重要制度,是致力于保障我国实验动物质量和福利的一项具有中国特色的第三方评价制度。美国实验动物饲养管理评估认证协会(Association for Assessment and Accreditation of Laboratory Animal Care,AAALAC)认证是为全球实验动物管理和使用机构提供动物福利和伦理认证服务的一种评价活动。本文从CNAS与AAALAC的性质、CNAS认可和AAALAC认证本质、评价依据和文件、评审流程、评审人员管理、结果采信等方面进行了比较分析,探讨两项实验动物机构评价制度的差异与特点。展开更多
基金grants from the National Key R&D Program of China(2023YFF1104301)(by Geng Zong)National Natural Science Foundation of China(82373576)(by Geng Zong)+2 种基金National Science Fund for Excellent Young Scholars(81922060)(by Geng Zong)Strategic Priority CAS Project(XDB38010300)(by Geng Zong)the Zhejiang University Education Foundation Global Partnership Fund(by Changzheng Yuan).
文摘Background Cardiovascular risk burden is associated with dementia risk and neurodegeneration-related brain structure,while the role of genetics and incident cardiovascular disease(CVD)remains unclear.Aims To examine the association of overall cardiovascular risk burden with the risk of major dementia subtypes and volumes of related brain regions in a large sample,and to explore the role of genetics and CVD onset.Methods A prospective study among 354 654 participants free of CVD and dementia(2006-2010,mean age 56.4 years)was conducted within the UK Biobank,with brain magnetic resonance imaging(MRl)measurement availablefor 15104participants since 2014.CVD risk burden was evaluated by the Framingham General Cardiovascular Risk Score(FGCRS).Dementia diagnosis was ascertained from inpatient and death register data.Results Overamedian 12.0-yearfollow-up,3998 all-cause dementia cases were identified.Higher FGCRS was associated with increasedall-cause dementia risk after adjusting for demographic,major lifestyle,clinical factors and the polygenic risk score(PRS)of Alzheimer's disease.Comparing the high versus low tertile of FGCRS,the odds ratios(ORs)and 95%confidence intervals(Cls)were 1.26(1.12 to 1.41)for all-cause dementia,1.67(1.33 to 2.09)for Alzheimer's disease and 1.53(1.07 to 2.16)for vascular dementia(all p_(treng)<0.05).Incident stroke and coronary heart disease accounted for 14%(95%Cl:9% to 21%)of the association between FGCRS and all-cause dementia.Interactions were not detected for FGCRS and PRS on the risk of any dementia subtype.We observed an 83%(95%Cl:47%to 128%)higher all-cause dementia risk comparing the high-high versus low-low FGCRS-PRS category.For brain volumes,higher FGCRS was associated with greater log-transformed white matter hyperintensities,smaller cortical volume and smaller grey matter volume.Conclusions Our findings suggest that the positive association of cardiovascular risk burden with dementia risk also applies to major dementia subtypes.The association of cardiovascular risk burden with all-cause dementia is largely independent of CVD onset and genetic predisposition to dementia.
文摘中国合格评定国家认可委员会(China National Accreditation Service for Conformity Assessment,CNAS)实验动物机构认可是我国实验动物管理的重要制度,是致力于保障我国实验动物质量和福利的一项具有中国特色的第三方评价制度。美国实验动物饲养管理评估认证协会(Association for Assessment and Accreditation of Laboratory Animal Care,AAALAC)认证是为全球实验动物管理和使用机构提供动物福利和伦理认证服务的一种评价活动。本文从CNAS与AAALAC的性质、CNAS认可和AAALAC认证本质、评价依据和文件、评审流程、评审人员管理、结果采信等方面进行了比较分析,探讨两项实验动物机构评价制度的差异与特点。
