The nature of the last universal common ancestor and its impact on the early Earth system

Topics

last universal common ancestor (LUCA) · Divergence time estimation · pre-LUCA gene duplicates · cross-bracing calibration · microbial fossils · isotope records · phylogenetic reconciliation · genome size estimation · prokaryote-grade organism · anaerobic acetogen · early immune system · hydrogen recycling · atmospheric photochemistry · early ecosystem productivity · microbial community interactions · 4.2 Ga age estimate · core metabolism reconstruction · geochemistry dependence · Archean Earth system

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Pepkio Research Index (PRI). Topics and Trends in Most Cited Genomics and Phylogenetic Studies Papers, Class of 2026. https://pri.pepkio.com/top-papers/genomics-and-phylogenetic-studies/2026. Accessed 2026-07-17.

Zheng Su, Tinsley Li, Thematic Shifts in Early-High-Impact Cancer Genomics and Diagnostics Research: A Bibliometric and Semantic Analysis. bioRxiv 2026.07.04.736459; doi: https://doi.org/10.64898/2026.07.04.736459