The effectiveness of expanded carrier screening based on next-generation sequencing for severe monogenic genetic diseases

Abstract Expanded carrier screening (ECS) based on next-generation sequencing has been the subject of few studies to estimate the effectiveness of ECS in the Chinese population. A total of 3737 individuals from Southwest China or the general Chinese population, including 1048 pairs and 1641 individu...

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Main Authors: Xue Zhang, Qian Chen, Junnan Li, Xin Luo, Jianyun Luo, Jian Li, Ziye Zeng, Yan Wu, Hua Zhang, Yanling Dong
Format: Article
Language:English
Published: BMC 2024-01-01
Series:Human Genomics
Subjects:
Online Access:https://doi.org/10.1186/s40246-024-00577-w
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author Xue Zhang
Qian Chen
Junnan Li
Xin Luo
Jianyun Luo
Jian Li
Ziye Zeng
Yan Wu
Hua Zhang
Yanling Dong
author_facet Xue Zhang
Qian Chen
Junnan Li
Xin Luo
Jianyun Luo
Jian Li
Ziye Zeng
Yan Wu
Hua Zhang
Yanling Dong
author_sort Xue Zhang
collection DOAJ
description Abstract Expanded carrier screening (ECS) based on next-generation sequencing has been the subject of few studies to estimate the effectiveness of ECS in the Chinese population. A total of 3737 individuals from Southwest China or the general Chinese population, including 1048 pairs and 1641 individuals, were analysed by ECS for 155 monogenetic diseases. An ECS panel was used to detect 147 genes and 10,449 variants in 145 autosomal recessive and 10 X-linked recessive disorders. A total of 43.27% (1617/3737) were found to be carriers of at least one of the 155 monogenetic diseases. The average number of carriers of these recessive mutations was 0.54 and ranged from 0 to 4. Of the 1048 couples, 74.81% (n = 784) were found to have at least one partner carrying more than one disease. In addition, 5.34% of the couples at risk (n = 56) were heterozygous for the same autosomal recessive disease, and 0.37% of the women (9/2440) were carriers of X-linked diseases. Our study demonstrated the clinical significance of ECS in Chinese populations and the need for a programme of familial screening for the prevention of severe recessive monogenetic diseases.
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spelling doaj.art-b0d2517d29ce432a9eb752804cc51abf2024-03-05T19:44:36ZengBMCHuman Genomics1479-73642024-01-011811810.1186/s40246-024-00577-wThe effectiveness of expanded carrier screening based on next-generation sequencing for severe monogenic genetic diseasesXue Zhang0Qian Chen1Junnan Li2Xin Luo3Jianyun Luo4Jian Li5Ziye Zeng6Yan Wu7Hua Zhang8Yanling Dong9Department of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityDepartment of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityDepartment of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityDepartment of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityDepartment of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityDepartment of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityDepartment of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityDepartment of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityDepartment of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityDepartment of Obstetrics, The First Affiliated Hospital of Chongqing Medical UniversityAbstract Expanded carrier screening (ECS) based on next-generation sequencing has been the subject of few studies to estimate the effectiveness of ECS in the Chinese population. A total of 3737 individuals from Southwest China or the general Chinese population, including 1048 pairs and 1641 individuals, were analysed by ECS for 155 monogenetic diseases. An ECS panel was used to detect 147 genes and 10,449 variants in 145 autosomal recessive and 10 X-linked recessive disorders. A total of 43.27% (1617/3737) were found to be carriers of at least one of the 155 monogenetic diseases. The average number of carriers of these recessive mutations was 0.54 and ranged from 0 to 4. Of the 1048 couples, 74.81% (n = 784) were found to have at least one partner carrying more than one disease. In addition, 5.34% of the couples at risk (n = 56) were heterozygous for the same autosomal recessive disease, and 0.37% of the women (9/2440) were carriers of X-linked diseases. Our study demonstrated the clinical significance of ECS in Chinese populations and the need for a programme of familial screening for the prevention of severe recessive monogenetic diseases.https://doi.org/10.1186/s40246-024-00577-wExpanded screening carrierNext-generation sequencingMonogenic genetic diseases
spellingShingle Xue Zhang
Qian Chen
Junnan Li
Xin Luo
Jianyun Luo
Jian Li
Ziye Zeng
Yan Wu
Hua Zhang
Yanling Dong
The effectiveness of expanded carrier screening based on next-generation sequencing for severe monogenic genetic diseases
Human Genomics
Expanded screening carrier
Next-generation sequencing
Monogenic genetic diseases
title The effectiveness of expanded carrier screening based on next-generation sequencing for severe monogenic genetic diseases
title_full The effectiveness of expanded carrier screening based on next-generation sequencing for severe monogenic genetic diseases
title_fullStr The effectiveness of expanded carrier screening based on next-generation sequencing for severe monogenic genetic diseases
title_full_unstemmed The effectiveness of expanded carrier screening based on next-generation sequencing for severe monogenic genetic diseases
title_short The effectiveness of expanded carrier screening based on next-generation sequencing for severe monogenic genetic diseases
title_sort effectiveness of expanded carrier screening based on next generation sequencing for severe monogenic genetic diseases
topic Expanded screening carrier
Next-generation sequencing
Monogenic genetic diseases
url https://doi.org/10.1186/s40246-024-00577-w
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