caulobacterHosts: Vincent RacanielloElio Schaechter, and Michael Schmidt

On episode #28 of the podcast, Vincent, Michael, and Elio review how competition within a host drives virulence of Streptococcus pneumoniae, and the expanding universe of the bacterial cytoskeleton.

 

Download TWiM #28 (53.5 MB, .mp3, 77 minutes).

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Hosts: Vincent RacanielloElio Schaechter, and Michael Schmidt

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.

Download TWiM #27 (52 MB, .mp3, 75 minutes).

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Listener pick of the week:

TrudyThe Ghost Map by Steven Johnson

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minitrapHosts: Vincent RacanielloElio Schaechter, and Michael Schmidt

On episode #26 of the podcast, Vincent, Elio, and Michael discuss the finding of Sutterella species in the gut of autistic children, and methods for cultivating oral bacteria.

Download TWiM #26 (54 MB, .mp3, 75 minutes).

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break_magnetHosts: Vincent RacanielloMichael Schmidt, and Elio Schaechter

On episode #25 of the podcast, Vincent, Elio, and Michael review bacteria that use the earth’s magnetic field for navigation, and identification of totally drug resistant Mycobacterium tuberculosis.

Download TWiM #25 (53 MB, .mp3, 77 minutes).

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microbiomeHosts: Vincent RacanielloMichael Schmidt, and Cliff Mintz

On episode #24 of the podcast, Vincent, Michael, and Cliff review ten compelling microbiology stories from 2011.

Ten Microbiology stories from 2011:

  1. Bean sprouts and E. coli O104H4 (TWiM 9, 20)
  2. H. pylori and asthma (TWiM 11)
  3. Airborne H5N1 influenza (TWiV 159)
  4. The microbiome (TWiM 2, 15, 19)
  5. Synthetic biology (TWiM 12)
  6. Probiotics (TWiM 24)
  7. Symbiosis (TWiM 8, 10, 17, 21)
  8. Turning E. coli into a pathogen (TWiM 18)
  9. Mammalian endothermy restricts fungi (TWiM 16)
  10. Microbiology 911 (TWiM 22)

Download TWiM #24 (57.5 MB, .mp3, 79 minutes).

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transportHosts: Vincent RacanielloMichael Schmidt, Jo Handlesman, and Elio Schaechter

On episode #23 of the podcast, Vincent, Jo, Elio, and Michael explain how a swarming bacterium helps disperse a non-motile fungus, and bacterial antibiotic tolerance mediated by hydrogen sulfide and starvation responses.

Download TWiM #23 (52.5 MB, .mp3, 76 minutes).

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Dr. SacchettiHosts: Vincent RacanielloMichael Schmidt, and Al Sacchetti

On episode #22 of the podcast This Week in Microbiology, Vincent and Michael speak with Alfred Sacchetti, MD, Chief of Emergency Services at Our Lady of Lourdes Medical Center, about microbial infections encountered in the emergency room.

Download TWiM #22 (48 MB, .mp3, 98 minutes).

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catenula

Hosts: Vincent Racaniello and Elio Schaechter

On episode #21 of the podcast This Week in Microbiology, Vincent and Elio discuss an ancient symbiosis between Alphaproteobacteria and catenulid flatworms, and a toxin from Helicobacter pylori that engages the mitochondrial fission machinery to induce host cell death.

Download TWiM #21 (50 MB, .mp3, 68 minutes).

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proteus territories

Hosts: Vincent RacanielloMichael Schmidt, and Elio Schaechter

On episode #20 of the podcast This Week in Microbiology, Vincent, Michael, and Elio follow up on the outbreaks of E. coli in Germany and cholera in Haiti, then discuss genes that confer self-identity to Proteus mirabilis.

Download TWiM #20 (49 MB, .mp3, 68 minutes).

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Map of London in 1593

Hosts: Vincent RacanielloMichael SchmidtElio Schaechter and Jo Handelsman

On episode #19 of the podcast This Week in Microbiology, Vincent, Michael, Elio, and Jo discuss the genome sequence of Y. pestis from victims of the Black Death, and the effect of diet on gut microbial enterotypes.

Download TWiM #19 (43 MB, .mp3, 60 minutes).

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