论文标题

关于真核生物起源的思想:一项批判性评论

On the ideas of the origin of eukaryotes: a critical review

论文作者

Islas-Morales, Parsifal Fidelio, Jimenez-Garcia, Luis Felipe

论文摘要

真核生物的起源和早期演变是地球生命进化的主要过渡之一。其最有趣的方面之一是细胞器细胞器的出现,它们的动力学,功能和分歧。原核生物中的细胞隔室化和结构是一个不太了解的复杂特性。在真核生物中,它与细胞大小,特定的基因组结构,细胞周期的进化,膜的生物发生和内共生过程有关。通过形式和功能来解释细胞的演化需要一种跨学科方法,该方法集中于微生物多样性,系统发育和功能细胞生物学。关于真核起源的两个世纪的观点已经完成了必须回答这些问题的纪律工具。我们已经从海克尔·斯卡拉(Haeckel Scala Naturae)搬到了未根的生命树。但是,细胞领域之间的主要关系仍然难以捉摸,并保持真核祖先神秘性的性质。在这里,我们提出了关于真核生物的先进观点的回顾。该主题涉及的不同学科的背景和观点

The origin and early evolution of eukaryotes are one of the major transitions in the evolution of life on earth. One of its most interesting aspects is the emergence of cellular organelles, their dynamics, their functions, and their divergence. Cell compartmentalization and architecture in prokaryotes is a less understood complex property. In eukaryotes it is related to cell size, specific genomic architecture, evolution of cell cycles, biogenesis of membranes and endosymbiotic processes. Explaining cell evolution through form and function demands an interdisciplinary approach focused on microbial diversity, phylogenetic and functional cell biology. Two centuries of views on eukaryotic origin have completed the disciplinary tools necessarily to answer these questions. We have moved from Haeckel SCALA NATURAE to the un-rooted tree of life. However, the major relations among cell domains are still elusive and keep the nature of eukaryotic ancestor enigmatic. Here we present a review on state of art views of eukaryogenesis; the background and perspectives of different disciplines involved in this topic

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