Work_
Publications, code and resources.
Thirty-eight peer-reviewed papers, fifteen of them as first, co-first or corresponding author, mostly on structural variation and pangenomes in cattle and pigs. These are the ones that show what I actually do.
Publications_
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01 / 14Pangenome-based structural variant imputation enables large-scale genotype–phenotype studies in dairy cattleNature Communications · 2026First author
Genotyped 93,059 structural variants in 1,571 cattle from the H20D pangenome, built the HolPIP imputation panel, imputed 86.7% of them into 50,299 bulls at Beagle R² ≥ 0.8, and ran GWAS on 43 complex traits — 1,225 SV–trait associations and 32 fine-mapped candidates, including a 75 bp ANKRD11 deletion linked to stature.
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02 / 14Phased-assembly-driven pangenome graphs for structural variant genotyping and complex trait mapping in dairy cattleNature Communications · 2026First author
H20D — a Holstein breed-specific pangenome graph from 40 phased haploid assemblies of 20 cows. It outperforms assembly- and read-based long-read callers, finds over 10,000 additional SVs per sample versus short-read approaches, and beats graphs built across breeds or from fewer or unphased assemblies, particularly in complex regions.
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03 / 14Mapping and functional characterization of structural variation in 1060 pig genomesGenome Biology · 2024First author
An SV catalogue across 1,060 pigs from 101 breeds covering 9.6% of the genome — 42,487 deletions, 37,913 mobile element insertions, 3,308 duplications and 1,664 inversions — with functional characterisation against expression and complex traits.
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04 / 14Long-read and preliminary pangenome analyses reveal breed-specific structural variations and novel sequences in Holstein and Jersey cattleJournal of Advanced Research · 2025Second author
28 HiFi assemblies at 20×, five read-based plus one assembly-based SV caller, and breed-specific catalogues spanning 7.4% of the Holstein and 5.0% of the Jersey genome. SV discovery saturates at twenty Holsteins but not when Jerseys are added — the practical argument for breed-specific graphs.
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05 / 14Pangenome variation analysis uncovers the impacts of SNP-independent structural variations in modern European cattle breedingiMetaOmics · 2026Co-first author
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06 / 14Multi-dimensional annotation of porcine variants using genomic and epigenomic features in pigsBMC Biology · 2025Second author
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07 / 14A compendium of genetic regulatory effects across pig tissuesNature Genetics · 2024PigGTEx Consortium
The PigGTEx resource — regulatory effects across 34 pig tissues, and the reference map that most downstream porcine functional work now builds on.
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08 / 14Pangenome graph reveals the structural variation landscape in 2,929 cattle samples and its impact on gene regulationGenomics, Proteomics & Bioinformatics · 2026
80,328 high-quality SVs across 2,929 samples, and 637 SV-eQTL from paired WGS and blood RNA-seq in 170 Simmental cattle — 10.8% of the expression heritability of their target genes.
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09 / 14
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12 / 14Exploring tissue- and sex-specific DNA methylation in cattle using a pan-mammalian Infinium arrayInt. J. Molecular Sciences · 2025
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14 / 14The Ruminant Telomere-to-Telomere (RT2T) ConsortiumNature Genetics · 2024Consortium author
Code_
- cattleHolPanSVHolstein pangenome construction and SV calling — the H20D pipeline →
- cattlePanSVimpSV imputation: reference panel build, imputation, SV-GWAS →
- llm-panelA local LLM operations stack, measured on one box →
- All repositoriesgithub.com/liuyang-genomics →
- Tool indexThe stack I would actually run →
Data and analysis code for individual papers are available through the data and code availability statements of each publication above.