Author
Qing Li
University of CalgaryORCID 0009-0005-1327-4347Unclaimed ORCID profile · follow to get notified of new preprints
Additional preprints under this name without ORCID
Biology Disciplines
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2020-2026 · peak 6/yrCo-Author Collaboration Network
10 top collaborators · 36 mutual co-author links18 papers
Recent·Most cited
- Genetic & Genomic MedicinemedRxivPreprint
Deconvolution-based cell-type specific DNA methylation-wide and transcriptome-wide association studies identify risk CpG sites and genes associated with colorectal cancer risk
Qing Li, Lili Xu, Jifeng Wang…·Xingyi Guo
The paper uses deconvolution to identify cell-type-specific DNA methylation and gene expression associations with colorectal cancer risk, finding 178 CpG sites and 68 genes across 26 new loci.
DOI 10.64898/2026.06.11.26355460 - Genetic & Genomic MedicineThe American Journal of Human GeneticsPeer-reviewed
Large-scale integration of omics and electronic health records to identify potential risk protein biomarkers and therapeutic drugs for cancer prevention
Qing Li, Qingyuan Song, Zhishan Chen…·Xingyi Guo
This study integrates large-scale omics and electronic health records to identify risk proteins and drugs for cancer prevention, finding 101 novel proteins and three drugs associated with reduced colorectal cancer risk.
4 citations - BioinformaticsIEEE Transactions on Computational Biology and BioinformaticsPeer-reviewed
Autoencoder-transformed transcriptome improves genotype-phenotype association studies
Qing Li, Jiayi Bian, Janith Weeraman…·Quan Long
The paper introduces AE-TWAS, a method that improves genotype-phenotype association studies by transforming transcriptome data with autoencoders to enhance expression heritability and TWAS performance.
2 citations - Genetic & Genomic MedicineNucleic Acids ResearchPeer-reviewed
Enhancing Disease Risk Gene Discovery by Integrating Transcription Factor-Linked Trans-located Variants into Transcriptome-Wide Association Analyses
Jingni He, Deshan Perera, Wanqing Wen…·Xingyi Guo
This study introduces transTF-TWAS, a method that integrates transcription factor-linked trans-located variants into transcriptome-wide association analyses to improve disease risk gene discovery.
5 citations - GeneticsGeneticsPeer-reviewed
An expression-directed linear mixed model (edLMM) discovering low-effect genetic variants
Qing Li, Jiayi Bian, Yanzhao Qian…·Quan Long
This paper introduces edLMM, a method that detects low-effect genetic variants using moderate sample sizes, improving missing heritability estimation.
- BioinformaticsThe American Journal of Human GeneticsPeer-reviewed
A statistical method for image-mediated association studies discovers genes and pathways associated with four brain disorders
Jingni He, Lilit Antonyan, Harold Zhu…·Quan Long
IMAS, a statistical method, uses image-derived phenotypes from the UK Biobank to discover genetic associations with four brain disorders, revealing a common cerebellar mechanism.
- BioinformaticsPLoS GeneticsPeer-reviewed
cLD: Rare-variant disequilibrium between genomic regions identifies novel genomic interactions
Dinghao Wang, Jingni He, Deshan Perera…·Qingrun Zhang
The paper introduces cLD, a statistic for measuring rare-variant linkage disequilibrium between genomic regions, and shows it identifies novel genomic interactions and associations.
- BioinformaticsGeneticsPeer-reviewed
rvTWAS: identifying gene-trait association using sequences by utilizing transcriptome-directed feature selection
Jingni He, Qing Li, Qingrun Zhang
rvTWAS integrates gene expressions with rare variant sequences to identify gene-trait associations in psychiatric disorders.
6 citations - BioinformaticsPLoS Computational BiologyPeer-reviewed
XA4C: eXplainable representation learning via Autoencoders revealing Critical genes
Qing Li, Yang Yu, Pathum Kossinna…·Qingrun Zhang
XA4C identifies Critical genes using explainable autoencoders, revealing novel biological insights in cancer gene expression data.
11 citations - BioinformaticsbioRxivPreprint
Tissue-specific transfer-learning enables retasking of a general comprehensive model to a specific domain
Qing Li, Deshan Perera, Zhishan Chen…·Quan Long
The paper applies transfer learning to adapt a general-purpose model to a specific domain using limited data, demonstrating improved performance in breast cancer-related tasks.
2 citations - Developmental BiologybioRxivPreprint
The development of brain pericytes requires expression of the transcription factor nkx3.1 in intermediate precursors
Suchit Ahuja, Cynthia Adjekukor, Qing Li…·Sarah J. Childs
This study identifies nkx3.1-expressing precursors in zebrafish that differentiate into brain pericytes and shows their regulation by cxcl12b-Cxcr4 signaling.
DOI 10.1101/2023.06.21.545941 - GeneticsbioRxivPreprint
Construction of a High-Density Genetic Map Based on Large-Scale Marker Development in Coix lacryma-jobi L . Using Specifific-Locus Amplifified Fragment Sequencing (SLAF-seq)
Chenglong Yang, Ban XiuWen, Zhou MingQiang…·Jianchun Guo
The paper constructs a high-density genetic map for Coix lacryma-jobi using SLAF-seq, identifying 3,605 markers across 10 linkage groups with an average distance of 0.45 cM.
DOI 10.1101/2022.02.21.481382 - BioinformaticsbioRxivPreprint
Explainable autoencoder-based representation learning for gene expression data
Yang Yu, Pathum Kossinna, Qing Li…·Qingrun Zhang
The paper introduces XAE4Exp, an explainable autoencoder for gene expression data, identifying non-differentially expressed genes and cancer-related pathways using TCGA data.
3 citations - BioinformaticsGeneticsPeer-reviewed
Disentangling genetic feature selection and aggregation in transcriptome-wide association studies
Chen Cao, Pathum Kossinna, Devin Kwok…·Quan Long
This paper shows that combining feature selection and aggregation in GReX limits TWAS power and adaptability, especially with low expression heritability.
35 citationstop 5% - BioinformaticsBriefings in BioinformaticsPeer-reviewed
kTWAS: integrating kernel-machine with transcriptome-wide association studies improves statistical power and reveals novel genes
Chen Cao, Devin Kwok, Shannon Edie…·Quan Long
kTWAS combines TWAS feature selection with SKAT kernel methods to improve statistical power and identify novel disease-associated genes.
- GeneticsbioRxivPreprint
Statistical model integrating interactions into genotype-phenotype association mapping: an application to reveal 3D-genetic basis underlying Autism
Qing Li, Chen Cao, Deshan Perera…·Quan Long
The paper introduces ILMM, a statistical model that integrates genetic interactions into genotype-phenotype association mapping, revealing 3D-genetic basis of ASD and 3D-eQTLs using whole genome and transcriptome sequencing data.
2 citations - BioinformaticsbioRxivPreprint
Power analysis of transcriptome-wide association study: implications for practical protocol choice
Chen Cao, Bowei Ding, Qing Li…·Quan Long
This paper compares the power of GWAS, TWAS, and a hypothetical real expression protocol to determine when TWAS is effective and when GWAS is better.