基因组学对Hierodulinae (Mantodea: Mantidae) 中前叶模仿的演变的见解
Xiao-Dong Xu1, Chen-Yang Shen2, Kenneth B Storey3
1College of Life Sciences, Zhejiang Normal University, Jinhua 321004, China; School of Life Sciences, Fudan University, Shanghai 200433, China; Key Laboratory of Structural Biology of Zhejiang Province, School of Life Sciences and Research Center for Industries of the Future, Westlake University, Hangzhou 310030, China.
Molecular phylogenetics and evolution
|October 8, 2025
概括
祈祷神灵 (Hierodulinae) 中的叶状前经历了多次独立的进化,挑战了传统的分类. 然而,保留的男性生殖器形态,为理解灵长的进化和分类学提供了可靠的基础.
科学领域:
- 进化生物学是进化的生物学.
- 昆虫学 昆虫学是一门学科.
- 人类遗传学 是一个学科.
背景情况:
- 人类类亚属Hierodulinae的进化历史和分类受到争议,特别是关于具有叶状发音的物种.
- 线粒体的基因组学表明,叶状前体中的同位素,传统上是Rhombodera属的关键特征.
研究的目的:
- 解决Hierodulinae内部的家族遗传关系,使用家族遗传学.
- 为了研究形态特征的进化模式,特别是叶状的前.
- 为Hierodulinae建立一个强大的分类学框架.
主要方法:
- 从Hierodulinae物种中生成了30个高质量的转录组.
- 建立了第一个Mantodea特定的正统数据库 (Mantodea_odb),以识别通用单副本正统数据库 (USCO).
- 使用最大概率和基于凝聚的方法与集成的基因组和转录基因组数据重建的家族遗传树.
主要成果:
- 遗传学分析揭示了Hierodulinae中叶状前体的多个独立起源,可以追溯到奥利古森-米奥森过渡时期 (约. 20-23 Ma) 的时间.
- 分子系谱与男性生殖器形态学定义的分类有很强的相关性,解决了分类学上的不一致性.
- 证明了同塑性前性特征和保存的生殖器形态之间的脱进化.
结论:
- 叶状的前体是一种同质性特征,在Hierodulinae中多次融合进化.
- 男性生殖器形态代表了一种保存的特征,这对于在Hierodulinae中准确的分类学分类至关重要.
- 遗传学有效地区分了融合和保存的特征,为解决进化历史提供了一种可靠的方法.
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