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On episode #27 of the podcast, Vincent, Elio, and Michael review how inflammation allows Salmonella to compete with fermenting gut microbes, and a riboswitch in bacterial and Archeal species that is triggered by fluoride.
Right click to download TWiM #27 (52 MB, .mp3, 75 minutes).
Listener pick of the week:
Trudy - The Ghost Map by Steven Johnson