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Nie H, Hu Y, Liu N, Zhang P, Li GG, Li YY, Pan C, Yu HH, Wu Q, Wu GF, Tang ZP. Apolipoprotein E Gene Polymorphisms Are Risk Factors for Spontaneous Intracerebral Hemorrhage: A Systematic Review and Meta-analysis. Curr Med Sci 2019; 39:111-117. [PMID: 30868499 DOI: 10.1007/s11596-019-2007-5] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/15/2018] [Revised: 11/22/2018] [Indexed: 11/25/2022]
Abstract
Intracerebral hemorrhage (ICH) is a serious clinical disease with high morbidity, whose pathogenesis might be related to apolipoprotein E (APOE) gene polymorphisms. To comprehensively evaluate the risk factors for ICH occurrence, we performed a meta-analysis. We searched online databases to identify eligible studies based on the relationship between APOE genetic polymorphisms and ICH occurrence risk. Specific and pooled odds ratios (ORs) were calculated and by assessing small study bias, we drew the relationship between APOE polymorphisms and ICH risk. We included 15 eligible studies in our study containing a total of 1642 ICH samples and 5545 normal controls. The comparison of ɛ4 and ɛ3 APOE genotypes revealed that specific and pooled ORs showed a significantly increased odds ratio in ICH patients with the ɛ4 genotype, indicating that ɛ4 gene is a risk factor for ICH occurrence, and the heterogeneity is acceptable. Similarly, it was found that the ɛ2 genotype also contributed to the incidence rate of ICH. However, after the subgroup analysis by ethnicity, this APOE genetic polymorphism acted as a harmful factor only in white populations, but did not show an effect in Asian populations. It was suggested that both ε2 and ε4 APOE alleles were risk factors for ICH in general. They were risk factors in white populations only, neither had a detectable effect in Asian populations after subgroup analysing by ethnicity.
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Affiliation(s)
- Hao Nie
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China
| | - Yang Hu
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China
| | - Na Liu
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China
| | - Ping Zhang
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China
| | - Gai-Gai Li
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China
| | - Yan-Yan Li
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China
| | - Chao Pan
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China
| | - Hai-Han Yu
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China
| | - Qian Wu
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China
| | - Guo-Feng Wu
- Affiliated Hospital of Guizhou Medical University, Guiyang, 550004, China.
| | - Zhou-Ping Tang
- Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China.
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Terni E, Giannini N, Brondi M, Montano V, Bonuccelli U, Mancuso M. Genetics of ischaemic stroke in young adults. BBA CLINICAL 2014; 3:96-106. [PMID: 26672892 PMCID: PMC4661509 DOI: 10.1016/j.bbacli.2014.12.004] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Received: 10/28/2014] [Revised: 12/18/2014] [Accepted: 12/23/2014] [Indexed: 01/12/2023]
Abstract
Background Stroke may be a clinical expression of several inherited disorders in humans. Recognition of the underlined genetic disorders causing stroke is important for a correct diagnosis, for genetic counselling and, even if rarely, for a correct therapeutic management. Moreover, the genetics of complex diseases such the stroke, in which multiple genes interact with environmental risk factors to increase risk, has been revolutionized by the Genome-Wide Association Study (GWAS) approach. Scope of review Here we review the single-gene causes of ischemic stroke, bringing the reader from the candidate gene method toward the exciting new horizons of genetic technology. Major conclusions The aetiological diagnosis of ischemic stroke in young adults is more complex than in the elderly. The identification of a genetic cause is important to provide appropriate counseling and to start a correct therapy, when available. The advent of GWAS technology, such as for other complex pathological conditions, has contributed enormously to the understanding of many of these genetic bases. For success large, well phenotyped case cohorts are required, and international collaborations are essential. General significance This review focuses on the main causes of genetically-based ischemic stroke in young adults, often classified as indeterminate, investigating also the recent findings of the GWAS, in order to improve diagnostic and therapeutic management. The aetiological diagnosis of stroke in young adults needs a different and more complex diagnostic work up than in older adults. Stroke may be a clinical expression of several inherited disorders in humans. The most common genetic causes of stroke are CADASIL, Fabry and mitochondrial diseases. Recognition of the underlined genetic disorders causing stroke is important for the correct management of the patient.
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Affiliation(s)
- Eva Terni
- Department of Experimental and Clinical Medicine, Neurological Clinic, University of Pisa, 56126 Pisa PI, Italy
| | - Nicola Giannini
- Department of Experimental and Clinical Medicine, Neurological Clinic, University of Pisa, 56126 Pisa PI, Italy
| | - Marco Brondi
- Department of Experimental and Clinical Medicine, Neurological Clinic, University of Pisa, 56126 Pisa PI, Italy
| | - Vincenzo Montano
- Department of Experimental and Clinical Medicine, Neurological Clinic, University of Pisa, 56126 Pisa PI, Italy
| | - Ubaldo Bonuccelli
- Department of Experimental and Clinical Medicine, Neurological Clinic, University of Pisa, 56126 Pisa PI, Italy
| | - Michelangelo Mancuso
- Department of Experimental and Clinical Medicine, Neurological Clinic, University of Pisa, 56126 Pisa PI, Italy
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Abstract
Stroke is the second most common cause of death and the most common cause of disability in developed countries. Stroke is a multi-factorial disease caused by a combination of environmental and genetic factors. Numerous epidemiologic studies have documented a significant genetic component in the occurrence of strokes. Genes encoding products involved in lipid metabolism, thrombosis, and inflammation are believed to be potential genetic factors for stroke. Although a large group of candidate genes have been studied, most of the epidemiological results are conflicting. Studies of stroke as a monogenic disease have made huge progress, and animal models serve as an indispensable tool to dissect the complex genetics of stroke. In the present review, we provide insight into the role of in vivo stroke models for the study of stroke genetics.
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Affiliation(s)
- Jin-min Guo
- Department of Pharmacology, School of Pharmacy, Second Military Medical University, Shanghai 200433, China
| | - Ai-jun Liu
- Department of Pharmacology, School of Pharmacy, Second Military Medical University, Shanghai 200433, China
| | - Ding-feng Su
- Department of Pharmacology, School of Pharmacy, Second Military Medical University, Shanghai 200433, China
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Stankovic S, Majkic-Singh N. Genetic aspects of ischemic stroke: coagulation, homocysteine, and lipoprotein metabolism as potential risk factors. Crit Rev Clin Lab Sci 2010; 47:72-123. [DOI: 10.3109/10408361003791520] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
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