Nature, Published online: 17 June 2026; doi:10. 1038/d41586-026-01739-7 Reconstruction of the ancestral gene repertoire of eukaryotic cells reveals traces of a series of close, long-term interactions with diverse microorganisms, and a role of viruses in gene exchange. The findings challenge the ...

Source: [Nature](https://www.nature.com/articles/d41586-026-01739-7)

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