My initial reaction to this is extreme scepticism, but intriguing! https://www.nature.com/articles/s41559-017-0446-6 …https://twitter.com/AdrienneLaF/status/953019306840903680 …
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Yes. Good also that the data shows evidence of DNA damage. Not likely modern free living.
Agreed, although that *could* have come later (e.g. you see DNA damage in soil bacteria from ancient teeth too). I did not look too closely at their phylogenetic claims (Fig. 3), the description of which had me a little puzzled...
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There are two questions. 1. Is it ancient? (Sounds like yes) 2. Is it truly the cause of this plague? (Jury very much out)
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To 1. I'd add "did the bug infect these individuals" > yes. To 2. - definitely agree, however, enterica is not an unreasonable candidate (which is what the authors say - they don't say "it's definitely S. enterica". Plus, no enterica in pre-epi samples.
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