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938 papers
Reverse GWAS: Using Genetics to Identify and Model Phenotypic Subtypes
Andy W. Dahl, Na Cai, Arthur Ko, Markku Laakso, Päivi Pajukanta, Jonathan Flint C, Noah Zaitlen
This paper introduces Reverse GWAS (RGWAS) to identify and validate phenotypic subtypes using genetics, finding three novel metabolic subtypes and showing differential treatment effects.
PLoS Genetics · Apr 5, 2019Peer-reviewedGenetics
Advantages of genotype imputation with ethnically matched reference panel for rare variant association analyses
Mart Kals, Tiit Nikopensius, Kristi Läll, Kalle Pärn, Timo Tõnis Sikka, Jaana Suvisaari, Veikko V Salomaa, Samuli Ripatti, Aarno V. Palotie, Andres Metspalu, Tõnu Esko, Priit Palta, Reedik Mägi
This study compares the effectiveness of ethnically matched and mixed reference panels for imputing rare variants in GWAS, showing improved detection of rare variant associations with matched panels.
bioRxiv · Apr 4, 2019 · PreprintGenomics
Sequencing of the MHC region defines HLA-DQA1 as the major independent risk for anti-citrullinated protein antibodies (ACPA)-positive rheumatoid arthritis in Han population
Jianping Guo, Tao Zhang, Hongzhi Cao, Xiaowei Li, Hao Liang, Mengru Liu, Yundong Zou, Yuanwei Zhang, Yuxuan Wang, Xiaolin Sun, Hu Fanlei, Fanlei Hu, Xiaodong Mo, Xu Liu, Yue Yang, , Zhanguo Li
This study identifies HLA-DQA1 as the major independent genetic risk for ACPA-positive RA in Han population through MHC region sequencing and HLA-typing.
Annals of the Rheumatic Diseases · Apr 1, 2019Peer-reviewedGenetics
Conditional GWAS analysis identifies putative disorder-specific SNPs for psychiatric disorders
Enda M. Byrne, Zhihong Zhu, Ting Qi, Nathan Skene, Julien Bryois, Antonio F. Pardiñas, Eli A. Stahl, Jordan W. Smoller, Marcella Rietschel, Michael John Owen, James Walters, Michael C. O’Donovan, John Joseph McGrath, Jens Hjerling‐Leffler, Patrick F. Sullivan, , Naomi R. Wray
This study uses conditional GWAS analysis to identify disorder-specific SNPs for psychiatric disorders, finding some variants with reduced pleiotropy effects.
bioRxiv · Mar 31, 2019 · PreprintGenetics
Probabilistic fine-mapping of transcriptome-wide association studies
Nicholas Mancuso, Malika Kumar Freund, Ruth Johnson, Huwenbo Shi, Gleb Kichaev, Alexander Gusev, Bogdan Paşaniuc
This paper introduces a probabilistic framework to fine-map transcriptome-wide association study signals, prioritizing causal genes while accounting for linkage disequilibrium and pleiotropy.
Nature Genetics · Mar 29, 2019Peer-reviewedGenetics
A SIMPLE APPROXIMATION TO THE BIAS IN THE GENETIC EFFECT ESTIMATES WHEN MULTIPLE DISEASE STATES SHARE A CLINICAL DIAGNOSIS
Iryna V. Lobach, Inyoung Kim, Alexander V. Alekseyenko, Siarhei Lobach, Li Zhang
The paper derives a simple approximation to correct genetic effect estimates in case-control GWAS when multiple disease states share a clinical diagnosis and applies it to Alzheimer's disease.
Genetic Epidemiology · Mar 19, 2019Peer-reviewedGenetics
Interrogation of human hematopoiesis at single-cell and single-variant resolution
Jacob C. Ulirsch, Caleb A. Lareau, Erik L. Bao, Leif S. Ludwig, Michael H. Guo, Christian Benner, Ansuman T. Satpathy, Vinay K. Kartha, Rany M. Salem, Joel N. Hirschhorn, Hilary K. Finucane, Martin J. Aryee, Jason Daniel Buenrostro, Vijay G. Sankaran
This study fine-maps genetic variants associated with blood cell traits and identifies cell types and causal mechanisms using single-cell chromatin accessibility data from the UK Biobank.
Nature Genetics · Mar 11, 2019Peer-reviewedGenetics
A novel nonsense variant in SUPT20H gene associated with Rheumatoid Arthritis identified by Whole Exome Sequencing of multiplex families
Maëva Veyssière, Javier Perea, Laëtitia Michou, Anne Boland, Christophe Caloustian, Robert Olaso, Jean‐François Deleuze, François Cornélis, Élisabeth Petit, Valérie Chaudru
PLoS ONE · Mar 7, 2019Peer-reviewedGenomics
Genome-wide association analysis of 350,000 Caucasians from the UK Biobank identifies novel loci for asthma, hay fever and eczema.
Åsa Johansson, Mathias Rask‐Andersen, Torgny Karlsson, Weronica E. Ek
This study performs a GWAS on 346,545 UK Biobank participants to identify genetic loci associated with asthma, hay fever, and eczema, finding 141 loci with 41 novel to this study.
bioRxiv · Mar 5, 2019 · PreprintGenetics
Identification of 67 pleiotropic genes for seven autoimmune diseases using multivariate statistical analysis
Xiaocan Jia, Nian Shi, Zhenhua Xia, Yu Ying Feng, Yifan Li, Jiebing Tan, Fei Xu, Wei Wang, Changqing Sun, Hong‐Wen Deng, Yongli Yang, Xuezhong Shi
This study identifies 67 pleiotropic genes shared across seven autoimmune diseases using multivariate analysis and validates their associations with genetic risk.
bioRxiv · Feb 28, 2019 · PreprintGenetics
Recombination within the Cepaea nemoralis supergene is confounded by incomplete penetrance and epistasis
Daniel Ramos‐Gonzalez, Amaia Caro, Angus Davison
The paper investigates recombination within a supergene in Cepaea nemoralis and finds no evidence of recombination, attributing apparent recombinant phenotypes to incomplete penetrance and epistasis.
Heredity · Feb 14, 2019Peer-reviewedGenetics
Effectiveness of Genomic Selection by Response to Selection for Winter Wheat Variety Improvement
X. Hu, B. Carver, C. Powers, L. Yan, L. Zhu, C. Chen
This study evaluates genomic selection effectiveness for winter wheat improvement by assessing prediction accuracy and response to selection across different environmental conditions.
bioRxiv · Jan 31, 2019Plant Biology
Fine mapping chromatin contacts in capture Hi-C data
Chris Q. Eijsbouts, Oliver S. Burren, Paul J. Newcombe, Chris Wallace
The paper introduces a Bayesian method to fine map direct chromatin contacts in capture Hi-C data by identifying a subset of true contacts from apparent long runs of co-contacting fragments.
BMC Genomics · Jan 23, 2019Peer-reviewedGenomics
Identification of new therapeutic targets for osteoarthritis through genome-wide analyses of UK Biobank
Ioanna Tachmazidou, Konstantinos Hatzikotoulas, Lorraine Southam, Jorge Esparza-Gordillo, Valeriia Haberland, Jie Zheng, Toby Johnson, Mine Koprulu, Eleni Zengini, Julia Steinberg, Jeremy Mark Wilkinson, Sahir Bhatnagar, Joshua Hoffman, Natalie S. Buchan, Dániel Süveges, , Eleftheria Zeggini
This study identifies 64 new genetic signals for osteoarthritis using UK Biobank data, including 52 novel loci, and highlights potential therapeutic targets with existing drugs.
Nature Genetics · Jan 21, 2019Peer-reviewedGenetics
Fine-mapping cis-regulatory variants in diverse human populations
Ashley K. Tehranchi, Brian Hie, Michael Dacre, Irene M. Kaplow, Kade P. Pettie, Peter A. Combs, Hunter B. Fraser
This study fine-maps cis-regulatory variants across diverse human populations by analyzing chromatin accessibility QTLs and their effects on gene expression and long-range interactions.
eLife · Jan 16, 2019Peer-reviewedMolecular Biology
Leveraging polygenic functional enrichment to improve GWAS power
Gleb Kichaev, Gaurav Bhatia, Po‐Ru Loh, Steven Gazal, Kathryn S. Burch, Malika Kumar Freund, Armin P. Schoech, Bogdan Paşaniuc, Alkes L. Price
This paper introduces a method to enhance GWAS power by incorporating functional annotations, resulting in increased detection of genome-wide significant loci.
The American Journal of Human Genetics · Dec 27, 2018Peer-reviewedGenetics
Leveraging allelic heterogeneity to increase power of association testing
Farhad Hormozdiari, Junghyun Jung, Eleazar Eskin, Jong Wha J. Joo
This paper introduces MARS, a statistical method that improves GWAS power by considering multiple causal variants, and shows it identifies more eGenes and association loci than existing methods.
bioRxiv · Dec 17, 2018 · PreprintGenetics
Ancient ancestry informative markers for identifying fine-scale ancient population structure in Eurasians
Umberto Esposito, Ranajit Das, Syakir Syed, Mehdi Pirooznia, Eran Elhaik
This paper defines ancient ancestry informative markers (aAIMs) and evaluates methods to identify them, showing a PCA-based method outperforms others in classifying ancient Eurasian populations.
Genes · Dec 12, 2018Peer-reviewedGenetics
Dynamic landscape and genetic regulation of RNA editing in schizophrenia
Michael S. Breen, Amanda L. Dobbyn, Qin Li, Panos Roussos, Gabriel E. Hoffman, Eli A. Stahl, Andrew J. Chess, Pamela B. Sklar, Jin Billy Li, Bernie Devlin, Joseph D. Buxbaum
The paper examines RNA editing changes in schizophrenia by analyzing postmortem brain samples and identifies genetic regulators and associations with schizophrenia GWAS loci.
bioRxiv · Dec 3, 2018 · PreprintNeuroscience
The genetic basis of mutation rate variation in yeast
Liangke Connie Gou, Joshua S. Bloom, Leonid Kruglyak
This study identifies genetic variants affecting mutation rates in yeast by analyzing natural isolates and segregant progeny, finding heritability and specific genes involved in mutation rate variation.
Genetics · Nov 30, 2018Peer-reviewedGenetics
Identification of 55,000 Replicated DNA Methylation QTL
Allan F. McRae, Riccardo Emilio Marioni, Sonia H Shah, Jian Yang, Joseph E. Powell, Sarah E. Harris, Jude Gibson, Anjali K. Henders, Lisa M. Bowdler, Jodie N. Painter, Lee Murphy, Nicholas G. Martin, John M. Starr, Naomi R. Wray, Ian J. Deary, , Grant W. Montgomery
The paper replicates 55,000 DNA methylation QTLs using two cohorts and finds enrichment of trans mQTLs in specific genomic regions and complex traits.
Scientific Reports · Nov 28, 2018Peer-reviewedGenomics
Discovery Of The First Genome-Wide Significant Risk Loci For ADHD
Ditte Demontis, Raymond Kenney Walters, Joanna Martin, Manuel Mattheisen, Thomas D. Als, Esben Agerbo, Gísli Baldursson, Rich Belliveau, Jonas Bybjerg‐Grauholm, Marie Bækvad‐Hansen, Felecia E. Cerrato, Kimberly Chambert, Claire Churchhouse, Ashley Dumont, Nicholas Eriksson, , Benjamin M. Neale
Genome-wide association meta-analysis of 20,183 ADHD cases and 35,191 controls finds 12 significant loci; signal concentrates in conserved regions, constrained genes, and CNS regulatory elements.
Nature Genetics · Nov 23, 2018Peer-reviewedGenetics✦ In-depth digest
A fast and agnostic method for bacterial genome-wide association studies: bridging the gap between kmers and genetic events
Magali Jaillard, Leandro Lima, Maud Tournoud, Pierre Mahé, Alex van Belkum, Vincent Lacroix, Laurent Jacob
DBGWAS is a fast, alignment-free method for bacterial GWAS that identifies interpretable genetic variants associated with phenotypes by analyzing kmer-based subgraphs.
PLoS Genetics · Nov 12, 2018Peer-reviewedBioinformatics
Predicting trait regulators by identifying co-localization of DNA binding and GWAS variants in regulatory regions
Gerald Quon, Soheil Feizi, Daniel Marbach, Melina Claussnitzer, M Kellis
CONVERGE identifies co-localization of GWAS variants with transcription factor binding sites in regulatory regions to find novel trait regulators, outperforming existing methods in validating type 2 diabetes regulators.
bioRxiv · Nov 11, 2018 · PreprintBioinformatics
Genetics of human plasma lipidome: Understanding lipid metabolism and its link to diseases beyond traditional lipids
Rubina Tabassum, Joel T Rämö, Pietari Ripatti, Jukka T. Koskela, Mitja Kurki, Juha M Karjalainen, Shabbeer Hassan, Javier Núñez-Fontarnau, Tuomo Kiiskinen, Sanni Söderlund, Niina Matikainen, Mathias J. Gerl, Michał A. Surma, Christian D. Klose, Nathan O. Stitziel, , Samuli Ripatti
The paper conducts GWAS and PheWAS on plasma lipid species to identify genetic associations and their links to diseases beyond traditional lipid measures.
bioRxiv · Oct 31, 2018 · PreprintGenetics
Genome wide association study of hippocampal subfield volume in PTSD cases and trauma-exposed controls
Rajendra A. Morey, Melanie E. Garrett, Jennifer Strafford Stevens, Emily K. Clarke‐Rubright, Courtney C. Haswell, Sanne J.H. van Rooij, Negar Fani, Adriana Lori, VA Mid-Atlantic MIRECC Workgroup, Christine E. Marx, Jean C. Beckham, Gregory McCarthy, Michael A. Hauser, Allison E. Ashley‐Koch
The paper conducts a GWAS of hippocampal subfield volumes in PTSD cases and trauma-exposed controls, identifying genetic associations and gene-environment interactions.
bioRxiv · Oct 30, 2018 · PreprintNeuroscience
A Whole-Genome Association Approach for Large-scaled Inter-species Trait
Qi Wu, Huizhong Fan, Lei Chen, Yibo Hu, Fuwen Wei
The paper introduces a whole-genome association approach using kmer frequencies to study large-scale inter-species traits, applying it to chromosome number in mammalian proteomes and identifying candidate genes.
bioRxiv · Oct 26, 2018 · PreprintGenomics
The PAGE Study: How Genetic Diversity Improves Our Understanding of the Architecture of Complex Traits
Genevieve L. Wojcik, Mariaelisa Graff, Katherine K Nishimura, Ran Tao, Jeffrey Haessler, Christopher R. Gignoux, Heather M Highland, Yesha M Patel, Elena P. Sorokin, Christy L Avery, Gillian M Belbin, Stephanie A Bien, Iona C. Cheng, Sinead Cullina, Chani J Hodonsky, , Christopher S Carlson
The paper conducts a GWAS in non-European populations, identifies new genetic loci, and highlights the importance of diverse cohorts for understanding complex traits.
bioRxiv · Oct 17, 2018 · PreprintGenetics
Mapping and Analysis of QTL for Early Maturity Trait in Tetraploid Potato (Solanum tuberosum L.)
Xingcui Li, Jianfei Xu, Shaoguang Duan, Jiaojiao Zhang, Chunsong Bian, Jun Hu, Guangcun Li, Liping Jin
The paper maps a QTL for early maturity in tetraploid potato using a segregation population and identifies a 471kb interval containing 34 genes, including PUB14, potentially related to maturity.
International Journal of Molecular Sciences · Oct 8, 2018Peer-reviewedGenetics