TWiM 61: The irony of probiotics

August 7, 2013

iron

Hosts: Vincent RacanielloElio Schaechter and Michele Swanson.

Vincent, Elio, and Michele review how horizontal gene transfer from bacteria to an insect genome enables a tripartite nested mealybug symbiosis, and how probiotic bacteria work by competing for iron in the intestine.

 

Right click to download TWiM #61 (44 MB .mp3, 60 minutes).

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