TWiM #61: The irony of probiotics
TWiM #61: The irony of probiotics  
Podcast: This Week in Microbiology
Published On: Wed Aug 07 2013
Description: 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.