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MICROBIOME

Prodigious Prevotella phages

Megaphages, the largest phage genomes sequenced to date, are abundant in faecal microbiomes from humans, baboons and pigs, leading us to question whether there is an upper limit to the size of viruses relative to their hosts.

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Fig. 1: Bacteriophage genome sizes to scale.

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Correspondence to Robert A. Edwards.

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Edwards, R.A. Prodigious Prevotella phages. Nat Microbiol 4, 550–551 (2019). https://doi.org/10.1038/s41564-019-0419-4

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