Annals of Human Genetics最新文献

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Phenotypic variability in Joubert syndrome is partially explained by ciliary pathophysiology Joubert综合征的表型变异部分由纤毛病理生理学解释。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-11-03 DOI: 10.1111/ahg.12537
Joshua w. Owens, Robert J. Hopkin, Lisa J. Martin, Andrew Kodani, Brittany N. Simpson
{"title":"Phenotypic variability in Joubert syndrome is partially explained by ciliary pathophysiology","authors":"Joshua w. Owens,&nbsp;Robert J. Hopkin,&nbsp;Lisa J. Martin,&nbsp;Andrew Kodani,&nbsp;Brittany N. Simpson","doi":"10.1111/ahg.12537","DOIUrl":"10.1111/ahg.12537","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <p><b>Introduction</b>: Joubert syndrome (JS) arises from defects of primary cilia resulting in potential malformations of the brain, kidneys, eyes, liver, and limbs. Several of the 35+ genes associated with JS have recognized genotype/phenotype correlations, but most genes have not had enough reported individuals to draw meaningful conclusions.</p>\u0000 \u0000 <p><b>Methods</b>: A PubMed literature review identified 688 individuals with JS across 32 genes and 112 publications to bolster known genotype/phenotype relationships and identify new correlations.</p>\u0000 \u0000 <p>All included patients had the “molar tooth sign” and a confirmed genetic diagnosis. Individuals were categorized by age, ethnicity, sex and the presence of developmental disability/intellectual disability, hypotonia, abnormal eye movements, ataxia, visual impairment, renal impairment, polydactyly, and liver abnormalities.</p>\u0000 \u0000 <p><b>Results</b>: Most genes demonstrated unique phenotypic profiles. Grouping proteins based on physiologic interactions established stronger phenotypic relationships that reflect known ciliary pathophysiology. Age-stratified data demonstrated that end-organ disease is progressive in JS. Most genes demonstrated a significant skew towards having variants with either residual protein function or no residual protein function.</p>\u0000 \u0000 <p><b>Conclusion</b>: This cohort demonstrates that clinically meaningful genotype/phenotype relationships exist within most JS-related genes and can be referenced to allow for more personalized clinical care.</p>\u0000 </section>\u0000 </div>","PeriodicalId":8085,"journal":{"name":"Annals of Human Genetics","volume":"88 1","pages":"86-100"},"PeriodicalIF":1.9,"publicationDate":"2023-11-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71420109","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The molecular structure and function of fibrocystin, the key gene product implicated in autosomal recessive polycystic kidney disease (ARPKD) 纤维胱氨酸是常染色体隐性遗传性多囊肾病(ARPKD)的关键基因产物,其分子结构和功能。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-10-31 DOI: 10.1111/ahg.12535
Travis A K Bannell, Joseph J B Cockburn
{"title":"The molecular structure and function of fibrocystin, the key gene product implicated in autosomal recessive polycystic kidney disease (ARPKD)","authors":"Travis A K Bannell,&nbsp;Joseph J B Cockburn","doi":"10.1111/ahg.12535","DOIUrl":"10.1111/ahg.12535","url":null,"abstract":"<p>Autosomal recessive polycystic kidney disease is an early onset inherited hepatorenal disorder affecting around 1 in 20,000 births with no approved specific therapies. The disease is almost always caused by variations in the polycystic kidney and hepatic disease 1 gene, which encodes fibrocystin (FC), a very large, single-pass transmembrane glycoprotein found in primary cilia, urine and urinary exosomes. By comparison to proteins involved in autosomal dominant PKD, our structural and molecular understanding of FC has lagged far behind such that there are no published experimentally determined structures of any part of the protein. Bioinformatics analyses predict that the ectodomain contains a long chain of immunoglobulin-like plexin-transcription factor domains, a protective antigen 14 domain, a tandem G8-TMEM2 homology region and a sperm protein, enterokinase and agrin domain. Here we review current knowledge on the molecular function of the protein from a structural perspective.</p>","PeriodicalId":8085,"journal":{"name":"Annals of Human Genetics","volume":"88 1","pages":"58-75"},"PeriodicalIF":1.9,"publicationDate":"2023-10-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/ahg.12535","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71410331","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Functions of cilia in cardiac development and disease 纤毛在心脏发育和疾病中的作用。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-10-23 DOI: 10.1111/ahg.12534
Wasay Mohiuddin Shaikh Qureshi, Kathryn E. Hentges
{"title":"Functions of cilia in cardiac development and disease","authors":"Wasay Mohiuddin Shaikh Qureshi,&nbsp;Kathryn E. Hentges","doi":"10.1111/ahg.12534","DOIUrl":"10.1111/ahg.12534","url":null,"abstract":"<p>Errors in embryonic cardiac development are a leading cause of congenital heart defects (CHDs), including morphological abnormalities of the heart that are often detected after birth. In the past few decades, an emerging role for cilia in the pathogenesis of CHD has been identified, but this topic still largely remains an unexplored area. Mouse forward genetic screens and whole exome sequencing analysis of CHD patients have identified enrichment for <i>de novo</i> mutations in ciliary genes or non-ciliary genes, which regulate cilia-related pathways, linking cilia function to aberrant cardiac development. Key events in cardiac morphogenesis, including left–right asymmetric development of the heart, are dependent upon cilia function. Cilia dysfunction during left–right axis formation contributes to CHD as evidenced by the substantial proportion of heterotaxy patients displaying complex CHD. Cilia-transduced signaling also regulates later events during heart development such as cardiac valve formation, outflow tract septation, ventricle development, and atrioventricular septa formation. In this review, we summarize the role of motile and non-motile (primary cilia) in cardiac asymmetry establishment and later events during heart development.</p>","PeriodicalId":8085,"journal":{"name":"Annals of Human Genetics","volume":"88 1","pages":"4-26"},"PeriodicalIF":1.9,"publicationDate":"2023-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/ahg.12534","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49688518","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An indel introduced by Neanderthal introgression, rs3835124:ATTTATT > ATT, might contribute to prostate cancer risk by regulating PDK1 expression 由尼安德特人渗入引入的一个indel rs3835124:ATTTATT>ATT可能通过调节PDK1的表达而增加前列腺癌症的风险。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-10-17 DOI: 10.1111/ahg.12533
Ying Chen, Xin-Yi Yu, Shuang-Jia Xu, Xiao-Qian Shi, Xin-Xin Zhang, Chang Sun
{"title":"An indel introduced by Neanderthal introgression, rs3835124:ATTTATT > ATT, might contribute to prostate cancer risk by regulating PDK1 expression","authors":"Ying Chen,&nbsp;Xin-Yi Yu,&nbsp;Shuang-Jia Xu,&nbsp;Xiao-Qian Shi,&nbsp;Xin-Xin Zhang,&nbsp;Chang Sun","doi":"10.1111/ahg.12533","DOIUrl":"10.1111/ahg.12533","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Introduction</h3>\u0000 \u0000 <p>Prostate cancer is one of the most common cancer types in males and rs12621278:A &gt; G has been suggested to be associated with this disease by previous genome-wide association studies. One thousand genomes project data analysis indicated that rs12621278:A &gt; G is within two long-core haplotypes. However, the origin, causal variant(s), and molecular function of these haplotypes were remaining unclear.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Materials and Methods</h3>\u0000 \u0000 <p>Population genetics analysis and functional genomics work was performed for this locus.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Phylogeny analysis verified that the rare haplotype is derived from Neanderthal introgression. Genome annotation suggested that three genetic variants in the core haplotypes, rs116108611:G &gt; A, rs139972066:AAAAAAAA &gt; AAAAAAAAA, and rs3835124:ATTTATT &gt; ATT, are located in functional regions. Luciferase assay indicated that rs139972066:AAAAAAAA &gt; AAAAAAAAA and rs116108611:G &gt; A are not able to alter <i>ITGA</i>6 (integrin alpha 6) and <i>ITGA</i>6 antisense RNA 1 expression, respectively. In contrast, rs3835124:ATTTATT &gt; ATT can significantly influence <i>PDK1</i> (pyruvate dehydrogenase kinase 1) expression, which was verified by expression quantitative trait locus analysis. This genetic variant can alter transcription factor cut like homeobox 1 interaction efficiency. The introgressed haplotype was observed to be subject to positive selection in East Asian populations. The molecular function of the haplotype suggested that Neanderthal should be with lower <i>PDK1</i> expression and further different energy homeostasis from modern human.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>This study provided new insight into the contribution of Neanderthal introgression to human phenotypes.</p>\u0000 </section>\u0000 </div>","PeriodicalId":8085,"journal":{"name":"Annals of Human Genetics","volume":"88 2","pages":"126-137"},"PeriodicalIF":1.9,"publicationDate":"2023-10-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41231880","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Low-pass whole genome sequencing is a reliable and cost-effective approach for copy number variant analysis in the clinical setting 低通全基因组测序是在临床环境中进行拷贝数变异分析的一种可靠且具有成本效益的方法。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-10-09 DOI: 10.1111/ahg.12532
Patricia C. Mazzonetto, Darine Villela, Silvia Souza da Costa, Ana C. V. Krepischi, Fernanda Milanezi, Michele P. Migliavacca, Paulo M. Pierry, Adriano Bonaldi, Luiz Gustavo D. Almeida, Camila Alves De Souza, José Eduardo Kroll, Marcelo G. Paula, Rodrigo Guarischi-Sousa, Cristovam Scapulatempo-Neto, Carla Rosenberg
{"title":"Low-pass whole genome sequencing is a reliable and cost-effective approach for copy number variant analysis in the clinical setting","authors":"Patricia C. Mazzonetto,&nbsp;Darine Villela,&nbsp;Silvia Souza da Costa,&nbsp;Ana C. V. Krepischi,&nbsp;Fernanda Milanezi,&nbsp;Michele P. Migliavacca,&nbsp;Paulo M. Pierry,&nbsp;Adriano Bonaldi,&nbsp;Luiz Gustavo D. Almeida,&nbsp;Camila Alves De Souza,&nbsp;José Eduardo Kroll,&nbsp;Marcelo G. Paula,&nbsp;Rodrigo Guarischi-Sousa,&nbsp;Cristovam Scapulatempo-Neto,&nbsp;Carla Rosenberg","doi":"10.1111/ahg.12532","DOIUrl":"10.1111/ahg.12532","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Introduction</h3>\u0000 \u0000 <p>Next generation sequencing technology has greatly reduced the cost and time required for sequencing a genome. An approach that is rapidly being adopted as an alternative method for CNV analysis is the low-pass whole genome sequencing (LP-WGS). Here, we evaluated the performance of LP-WGS to detect copy number variants (CNVs) in clinical cytogenetics.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Materials and Methods</h3>\u0000 \u0000 <p>DNA samples with known CNVs detected by chromosomal microarray analyses (CMA) were selected for comparison and used as positive controls; our panel included 44 DNA samples (12 prenatal and 32 postnatal), comprising a total of 55 chromosome imbalances. The selected cases were chosen to provide a wide range of clinically relevant CNVs, the vast majority being associated with intellectual disability or recognizable syndromes. The chromosome imbalances ranged in size from 75 kb to 90.3 Mb, including aneuploidies and two cases of mosaicism.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>All CNVs were successfully detected by LP-WGS, showing a high level of consistency and robust performance of the sequencing method. Notably, the size of chromosome imbalances detected by CMA and LP-WGS were compatible between the two different platforms, which indicates that the resolution and sensitivity of the LP-WGS approach are at least similar to those provided by CMA.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Discussion</h3>\u0000 \u0000 <p>Our data show the potential use of LP-WGS to detect CNVs in clinical diagnosis and confirm the method as an alternative for chromosome imbalances detection. The diagnostic effectiveness and feasibility of LP-WGS, in this technical validation study, were evidenced by a clinically representative dataset of CNVs that allowed a systematic assessment of the detection power and the accuracy of the sequencing approach. Further, since the software used in this study is commercially available, the method can easily be tested and implemented in a routine diagnostic setting.</p>\u0000 </section>\u0000 </div>","PeriodicalId":8085,"journal":{"name":"Annals of Human Genetics","volume":"88 2","pages":"113-125"},"PeriodicalIF":1.9,"publicationDate":"2023-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41109014","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clinical application of prospective whole-exome sequencing in the diagnosis of genetic disease: Experience of a regional disease center in South Korea 前瞻性全外显子组测序在遗传病诊断中的临床应用:韩国地区疾病中心的经验。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-10-05 DOI: 10.1111/ahg.12530
Ja Young Lee, Seung-Hwan Oh, Changwon Keum, Bo Lyun Lee, Woo Yeong Chung
{"title":"Clinical application of prospective whole-exome sequencing in the diagnosis of genetic disease: Experience of a regional disease center in South Korea","authors":"Ja Young Lee,&nbsp;Seung-Hwan Oh,&nbsp;Changwon Keum,&nbsp;Bo Lyun Lee,&nbsp;Woo Yeong Chung","doi":"10.1111/ahg.12530","DOIUrl":"10.1111/ahg.12530","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Introduction</h3>\u0000 \u0000 <p>Next-generation sequencing helps clinicians diagnose patients with suspected genetic disorders. The current study aimed to investigate the diagnostic yield and clinical utility of prospective whole-exome sequencing (WES) in rare diseases.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>WES was performed in 92 patients who presented with clinical symptoms suggestive of genetic disorders. The WES data were analyzed using an in-house developed software. The patients’ phenotypic characteristics were classified according to the human phenotype ontology.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>WES detected 64 variants, 13 were classified as pathogenic, 26 as likely pathogenic, and 25 as variants of uncertain significance. In 57 patients with these variants, 30 were identified as causal variants. The diagnostic yield was higher in patients with abnormalities in joint mobility and skin morphology than in those with cerebellar hypoplasia/atrophy, epilepsy, global developmental delay, dysmorphic features/facial dysmorphisms, and chronic kidney disease/abnormal renal morphology.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>In this study, a WES-based variant interpretation system was employed to provide a definitive diagnosis for 28.3% of the patients suspected of having genetic disorders. WES is particularly useful for diagnosing rare diseases with symptoms that affect more than one system, when targeted genetic panels are difficult to employ.</p>\u0000 </section>\u0000 </div>","PeriodicalId":8085,"journal":{"name":"Annals of Human Genetics","volume":"88 2","pages":"101-112"},"PeriodicalIF":1.9,"publicationDate":"2023-10-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41092699","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Racgap1 knockdown results in cells with multiple cilia due to cytokinesis failure Racgap1敲低导致细胞由于胞质分裂失败而具有多个纤毛。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-09-28 DOI: 10.1111/ahg.12529
Basudha Basu, Alice V. R. Lake, Becky China, Katarzyna Szymanska, Gabrielle Wheway, Sandra Bell, Ewan Morrison, Jacquelyn Bond, Colin A. Johnson
{"title":"Racgap1 knockdown results in cells with multiple cilia due to cytokinesis failure","authors":"Basudha Basu,&nbsp;Alice V. R. Lake,&nbsp;Becky China,&nbsp;Katarzyna Szymanska,&nbsp;Gabrielle Wheway,&nbsp;Sandra Bell,&nbsp;Ewan Morrison,&nbsp;Jacquelyn Bond,&nbsp;Colin A. Johnson","doi":"10.1111/ahg.12529","DOIUrl":"10.1111/ahg.12529","url":null,"abstract":"Most mammalian cells have a single primary cilium that acts as a signalling hub in mediating cellular functions. However, little is known about the mechanisms that result in aberrant supernumerary primary cilia per cell. In this study, we re-analysed a previously published whole-genome siRNA-based reverse genetic screen for genes mediating ciliogenesis to identify knockdowns that permit multi-ciliation. We identified siRNA knockdowns that caused significant formation of supernumerary cilia, validated candidate hits in different cell-lines and confirmed that RACGAP1, a component of the centralspindlin complex, was the strongest candidate hit at the whole-genome level. Following loss of RACGAP1, mother centrioles were specified correctly prior to ciliogenesis and the cilia appeared normal. Live cell imaging revealed that increased cilia incidence was caused by cytokinesis failure which led to the formation of multinucleate cells with supernumerary cilia. This suggests that the signalling mechanisms for ciliogenesis are unable to identify supernumerary centrosomes and therefore allow ciliation of duplicated centrosomes as if they were in a new diploid daughter cell. These results, demonstrating that aberrant ciliogenesis is de-coupled from cell cycle regulation, have functional implications in diseases marked by centrosomal amplification.","PeriodicalId":8085,"journal":{"name":"Annals of Human Genetics","volume":"88 1","pages":"45-57"},"PeriodicalIF":1.9,"publicationDate":"2023-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/ahg.12529","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41095720","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Population stratification correction using Bayesian shrinkage priors for genetic association studies 遗传关联研究中使用贝叶斯收缩先验的群体分层校正。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-09-28 DOI: 10.1111/ahg.12527
Zilu Liu, Asuman S. Turkmen, Shili Lin
{"title":"Population stratification correction using Bayesian shrinkage priors for genetic association studies","authors":"Zilu Liu,&nbsp;Asuman S. Turkmen,&nbsp;Shili Lin","doi":"10.1111/ahg.12527","DOIUrl":"10.1111/ahg.12527","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Introduction</h3>\u0000 \u0000 <p>Population stratification (PS) is a major source of confounding in population-based genetic association studies of quantitative traits. Principal component regression (PCR) and linear mixed model (LMM) are two commonly used approaches to account for PS in association studies. Previous studies have shown that LMM can be interpreted as including all principal components (PCs) as random-effect covariates. However, including all PCs in LMM may dilute the influence of relevant PCs in some scenarios, while including only a few preselected PCs in PCR may fail to fully capture the genetic diversity.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Materials and methods</h3>\u0000 \u0000 <p>To address these shortcomings, we introduce Bayestrat—a method to detect associated variants with PS correction under the Bayesian LASSO framework. To adjust for PS, Bayestrat accommodates a large number of PCs and utilizes appropriate shrinkage priors to shrink the effects of nonassociated PCs.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Simulation results show that Bayestrat consistently controls type I error rates and achieves higher power compared to its non-shrinkage counterparts, especially when the number of PCs included in the model is large. As a demonstration of the utility of Bayestrat, we apply it to the Multi-Ethnic Study of Atherosclerosis (MESA). Variants and genes associated with serum triglyceride or HDL cholesterol are identified in our analyses.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Discussion</h3>\u0000 \u0000 <p>The automatic and self-selection features of Bayestrat make it particularly suited in situations with complex underlying PS scenarios, where it is unknown a priori which PCs are potential confounders, yet the number that needs to be considered could be large in order to fully account for PS.</p>\u0000 </section>\u0000 </div>","PeriodicalId":8085,"journal":{"name":"Annals of Human Genetics","volume":"87 6","pages":"302-315"},"PeriodicalIF":1.9,"publicationDate":"2023-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1111/ahg.12527","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41103337","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Application of real-time PCR–based multicolor melting curve with automatic analysis system in pregestational and prenatal thalassemia diagnoses 基于实时聚合酶链式反应的多色熔解曲线与自动分析系统在产前和产前地中海贫血诊断中的应用。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-09-28 DOI: 10.1111/ahg.12531
Xue-Wei Tang, Fan Jiang, Jian Li, Xiao-Mei Lin, Jian-Ying Zhou, Jun-Hui Wan, Lian-Dong Zuo, Yan-Xia Qu, Fa-Tao Li, Gui-Lan Chen, Dong-Zhi Li
{"title":"Application of real-time PCR–based multicolor melting curve with automatic analysis system in pregestational and prenatal thalassemia diagnoses","authors":"Xue-Wei Tang,&nbsp;Fan Jiang,&nbsp;Jian Li,&nbsp;Xiao-Mei Lin,&nbsp;Jian-Ying Zhou,&nbsp;Jun-Hui Wan,&nbsp;Lian-Dong Zuo,&nbsp;Yan-Xia Qu,&nbsp;Fa-Tao Li,&nbsp;Gui-Lan Chen,&nbsp;Dong-Zhi Li","doi":"10.1111/ahg.12531","DOIUrl":"10.1111/ahg.12531","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>To evaluate the value of the real-time PCR–based multicolor melting curve analysis (MMCA) with an automatic analysis system used in a mass thalassemia screening and prenatal diagnosis program.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>A total of 18,912 peripheral blood samples from 9456 couples and 1150 prenatal samples were detected by MMCA assay. All prenatal samples were also tested by a conventional method. Samples with unknown melting peaks, unusual peak height ratios between a wild allele and a mutant allele, or a discordant phenotype-genotype match were further studied by using multiplex ligation–dependent probe amplification (MLPA) or Sanger sequencing. All MMCA results were automatically analyzed and manually checked. The consistency between MMCA assay and conventional methods among prenatal samples was investigated.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Except for initiation codon (T &gt; G) (HBB:c.2T &gt; G), all genotypes of thalassemia inside the scope of conventional methods were detected by MMCA assay. Additionally, 27 carriers with 10 rare HBB variants, 13 with α fusion gene, 1 with a rare deletion in α globin gene, and 1 with rare HBA variant were detected by using MMCA assay.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>MMCA can be an alternative approach used in routine thalassemia carrier screening and prenatal diagnosis for its high throughput, sufficient stability, low cost, and easy operation.</p>\u0000 </section>\u0000 </div>","PeriodicalId":8085,"journal":{"name":"Annals of Human Genetics","volume":"87 6","pages":"316-325"},"PeriodicalIF":1.9,"publicationDate":"2023-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41106717","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Histone modification: Biomarkers and potential therapies in colorectal cancer 组蛋白修饰:大肠癌癌症的生物标志物和潜在疗法。
IF 1.9 4区 生物学
Annals of Human Genetics Pub Date : 2023-09-15 DOI: 10.1111/ahg.12528
Xin An, Xiaohua Lan, Zizhen Feng, Xiaohong Li, Qisheng Su
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