Results 21 to 30 of about 2,884 (146)

MiXcan: a framework for cell-type-aware transcriptome-wide association studies with an application to breast cancer

open access: yesNature Communications, 2023
Conventional transcriptome-wide association study (TWAS) approaches predict genetically regulated gene expression at the tissue level. Here, the authors develop a framework for cell-type-aware TWAS that predicts cell-type level expression from genotype ...
Xiaoyu Song   +12 more
doaj   +1 more source

Genome-wide and transcriptome-wide association studies of mammographic density phenotypes reveal novel loci

open access: yesBreast Cancer Research, 2022
Background Mammographic density (MD) phenotypes, including percent density (PMD), area of dense tissue (DA), and area of non-dense tissue (NDA), are associated with breast cancer risk. Twin studies suggest that MD phenotypes are highly heritable. However,
Hongjie Chen   +56 more
doaj   +1 more source

Abstract 30: Cross-cancer cross-tissue transcriptome-wide association study (TWAS) of 11 cancers identifies 56 novel genes [PDF]

open access: yesCancer Research, 2020
Abstract Although cancer is a heterogeneous disease, there are shared hallmark mechanisms across multiple tumor types. Because of this, identifying genes associated with multiple cancer types has the potential to shed light on general oncogenic mechanisms.
Helian Feng   +20 more
openaire   +1 more source

Novel Variance-Component TWAS method for studying complex human diseases with applications to Alzheimer's dementia.

open access: yesPLoS Genetics, 2021
Transcriptome-wide association studies (TWAS) have been widely used to integrate transcriptomic and genetic data to study complex human diseases. Within a test dataset lacking transcriptomic data, traditional two-stage TWAS methods first impute gene ...
Shizhen Tang   +5 more
doaj   +1 more source

A transcriptome-wide association study of uterine fibroids to identify potential genetic markers and toxic chemicals

open access: yesPLoS ONE, 2022
Uterine fibroid is one of the most prevalent benign tumors in women, with high socioeconomic costs. Although genome-wide association studies (GWAS) have identified several loci associated with uterine fibroid risks, they could not successfully interpret ...
Gayeon Kim   +6 more
doaj   +2 more sources

On the interpretation of transcriptome-wide association studies.

open access: yesPLoS Genetics, 2023
Transcriptome-wide association studies (TWAS) aim to detect relationships between gene expression and a phenotype, and are commonly used for secondary analysis of genome-wide association study (GWAS) results.
Christiaan de Leeuw   +4 more
doaj   +1 more source

Transcriptome-wide association study identifies susceptibility genes for rheumatoid arthritis

open access: yesArthritis Research & Therapy, 2021
Objective To identify rheumatoid arthritis (RA)-associated susceptibility genes and pathways through integrating genome-wide association study (GWAS) and gene expression profile data. Methods A transcriptome-wide association study (TWAS) was conducted by
Cuiyan Wu   +11 more
doaj   +1 more source

Transcriptome‐wide association and prediction for carotenoids and tocochromanols in fresh sweet corn kernels

open access: yesThe Plant Genome, 2022
Sweet corn (Zea mays L.) is consistently one of the most highly consumed vegetables in the United States, providing a valuable opportunity to increase nutrient intake through biofortification.
Jenna Hershberger   +8 more
doaj   +1 more source

UTMOST, A Novel Single And Cross-Tissue TWAS (Transcriptome Wide Association Study), Reveals New ASD (Autism Spectrum Disorder) Associated Genes [PDF]

open access: yes, 2020
ABSTRACT Background ASD is a complex neurodevelopmental disorder which may significantly impact on the affected individual’s life. Common variation (SNPs) could explain about 50% of ASD heritability. Despite this fact and the large size of the last GWAS meta-analysis, it is believed that hundreds of ...
Cristina Rodriguez-Fontenla   +1 more
openaire   +1 more source

TWAS revealed significant causal loci for milk production and its composition in Murrah buffaloes

open access: yesScientific Reports, 2023
Milk yield is the most complex trait in dairy animals, and mapping all causal variants even with smallest effect sizes has been difficult with the genome-wide association study (GWAS) sample sizes available in geographical regions with small livestock ...
Supriya Chhotaray   +6 more
doaj   +1 more source

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