一种基因-微生物-表型三元关系挖掘方法

By constructing gene-level GWAS association signals and employing a gradient boosting decision tree model, the problem of integrating gene-microbe-phenotype ternary relationships in existing technologies is solved, achieving efficient ternary relationship mining and enhanced result interpretability.

CN122417152APending Publication Date: 2026-07-17INSTITUTE OF ANIMAL SCIENCES OF CHINESE ACADEMY OF AGRICULTURAL SCIENCES

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
INSTITUTE OF ANIMAL SCIENCES OF CHINESE ACADEMY OF AGRICULTURAL SCIENCES
Filing Date
2026-06-22
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies struggle to integrate genomic, microbiome, and phenotypic data within the same framework, fail to effectively capture the gene-microbe-phenotype ternary relationship, suffer from low computational efficiency, and lack a systematic quantitative framework.

Method used

By constructing gene-level GWAS association signals, correcting SNP quantity bias, using a gradient boosting decision tree model for joint modeling, calculating multi-level correlation matrices and evaluating the comprehensive score of ternary relationships, and utilizing multi-omics data for ternary relationship mining.

Benefits of technology

It achieves a systematic integration of the gene-microbe-phenotype ternary relationship, eliminates SNP quantity bias, captures nonlinear interaction effects, provides multi-mode computation, and enhances the biological interpretability of the results.

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Abstract

本发明公开了一种基于多组学数据整合与梯度提升模型的基因‑微生物‑表型三元关系挖掘方法,涉及生物信息学和计算生物学技术领域。该方法整合全基因组关联分析(GWAS)结果、基因表达、微生物组丰度数据和表型数据四类组学信息,通过构建"基因‑微生物‑表型"三元组并结合统计遗传学约束与机器学习联合建模,系统性地发现宿主基因组与微生物组协同调控表型的生物学通路。本发明解决了现有方法中基因组与微生物组关联分析割裂、难以捕捉非线性交互效应、计算效率低下等问题,为畜禽遗传育种提供了高效的跨组学关系挖掘工作。
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