CGM第542期：锦葵科网状多倍化和异倍化驱动基因组演化和谱系多样化
锦葵科复杂的杂交多倍化历史如何重建？本期讨论网状多倍化、染色体数目变化和后续二倍化与谱系多样化之间的联系。
张仁纲
中国科学院昆明植物研究所 · 博士研究生
昆明植物所植物学专业在读博士研究生，导师为马永鹏研究员，研究方向为植物基因组演化，通过比较基因组学和群体基因组学等手段解析植物基因组演化模式。以第一或通讯作者（含共同）在Nature Communications (2025, 2023, 2019)、Advanced Science (2024)、Nucleic Acids Research (2025)、New Phytologist (2022, 2021)、Horticulture Research (2025, 2022, 2021)、Briefings in Bioinformatics (2024) 等国际主流学术期刊发表论文20余篇。开发并发表了SubPhaser (New Phytologist, 2022)、TEsorter (Horticulture Research, 2022)、SOI (Nucleic Acids Research, 2025)、Phytop (Horticulture Research, 2025) 等多款生物信息学软件和流程方法（见https://github.com/zhangrengang/）。
活动回放
在 Bilibili 打开完整回放 ↗本研究通过解决“锦葵科之谜”，解析了锦葵科复杂的古多倍化及二倍化演化历史，并发现证据支持二倍化与古多倍体演化成功之间的关联，为理解植物多样性的起源与演化提供了新的视角。
参考文献
- Ren-Gang Zhang, Hang Zhao, Justin L. Conover, Hong-Yun Shang, De-Tuan Liu, Min-Jie Zhou, Xiong-Fang Liu, Kai-Hua Jia, Shi-Cheng Shao, Meng-Meng Li, Chong-Yang Jin, Yi-Hui Liu, Xiao-Yi Shen, Da-Wei Li, Martin A. Lysak, Jonathan F. Wendel, Xiao-Yang Ge, Yong-Peng Ma. Reticulate allopolyploidy and subsequent dysploidy drive evolution and diversification in the cotton family. Nature Communications. 2025;16(1):7480. DOI: 10.1038/s41467-025-62644-7
- Ren-Gang Zhang, Hong-Yun Shang, Richard Ian Milne, Fabricio Almeida-Silva, Hengchi Chen, Min-Jie Zhou, Heng Shu, Kai-Hua Jia, Yves Van de Peer, Yong-Peng Ma. SOI: robust identification of orthologous synteny with the Orthology Index and broad applications in evolutionary genomics. Nucleic Acids Research. 2025;53(7):gkaf320. DOI: 10.1093/nar/gkaf320
- Ren-Gang Zhang, Hong-Yun Shang, Kai-Hua Jia, Yong-Peng Ma. Subgenome phasing for complex allopolyploidy: case-based benchmarking and recommendations. Briefings in Bioinformatics. 2024;25(1):bbad513. DOI: 10.1093/bib/bbad513
- Hong-Yun Shang, Kai-Hua Jia, Nai-Wei Li, Min-Jie Zhou, Hao Yang, Xiao-Ling Tian, Yong-Peng Ma, Ren-Gang Zhang. Phytop: a tool for visualizing and recognizing signals of incomplete lineage sorting and hybridization using species trees output from ASTRAL. Horticulture Research. 2025;12(3):uhae330. DOI: 10.1093/hr/uhae330
- Detuan Liu, Xiaoling Tian, Shicheng Shao, Yongpeng Ma, Rengang Zhang. Haplotype-resolved chromosomal-level genome assembly of Buzhaye (Microcos paniculata). Scientific Data. 2023;10(1):901. DOI: 10.1038/s41597-023-02821-9
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