TWiM 17: Debugging endosymbiosis

planococcus_citriHosts: Vincent Racaniello, Michael Schmidt, and Elio Schaechter

On episode #17 of the podcast This Week in Microbiology, Vincent, Michael and Elio focus on endosymbiosis: the rapid spread of Rickettsia in whitefiles, and a metabolic patchwork in nested symbionts of mealybugs.

 

Download TWiM #17 (51 MB, .mp3, 70 minutes).

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TWiM 16: ICAAC Live

Hosts: Vincent Racaniello, Michael Schmidt, Arturo Casadevall, Stuart Levy, and David Livermore

On episode #16 of the podcast This Week in Microbiology, Vincent, Michael, Arturo, Stuart, and David converse about antimicrobial resistance and why most fungi do not cause disease at the 51st Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC).



Download TWiM #16 (65 MB, .mp3, 90 minutes).

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TWiM 15: Microbial long distance relationships

Map showing Nepal highlighting the affected outbreak areas.Hosts: Vincent Racaniello, Michael Schmidt and Jo Handelsman

On episode #15 of the podcast This Week in Microbiology, Vincent, Michael and Jo review the number of species on Earth, evidence that the 2010 Haitian cholera outbreak originated in Nepal, and how the gut microbiota influences the immune response to influenza virus infection of the lung.

Download TWiM #15 (43 MB, .mp3, 59 minutes).

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TWiM 14: Vomocytosis and microbial transistors

geobacterHosts: Stanley Maloy, Margaret McFall-Ngai, Michael Schmidt, and Elio Schaechter

On episode #14 of the podcast This Week in Microbiology, Stanley, Margaret, Michael and Elio review how the fungus Cryptococcus escapes from macrophages, and electrical conductivity in nanowires formed by the bacterium Geobacter.

Download TWiM #14 (49 MB, .mp3, 68 minutes).

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TWiM 13: Probiotics and inflammasomes: Telling good bacteria from the bad

colonic epitheliumHosts: Stanley Maloy, Jo Handelsman, Michael Schmidt, and Elio Schaechter

On episode #13 of the podcast This Week in Microbiology, Stanley, Jo, Michael and Elio discuss how colonic microbial ecology and risk for colitis are regulated by an inflammasome, and amelioration of intestinal inflammation in mice by delivery of a probiotic-derived soluble protein to the colon.

Download TWiM #13 (42 MB, .mp3, 58 minutes).

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TWiM 12: Photothermal nanoblades and genome engineering

chicken_farm1Hosts: Vincent Racaniello, Michael Schmidt, Margaret McFall-Ngai, and Elio Schaechter

On episode #12 of the podcast This Week in Microbiology, Vincent, Margaret, Michael and Elio review the use of photothermal nanoblades to dissect the Burkholderia intracellular life cycle, and manipulation of chromosomes in vivo for genome-wide codon replacement in E. coli.

Download TWiM #12 (52 MB, .mp3, 75 minutes).

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TWiM 11: Chickens, antibiotics, and asthma

chicken_farm1

Hosts: Vincent Racaniello, Michael Schmidt, Margaret McFall-Ngai, and Elio Schaechter.

On episode #11 of the podcast This Week in Microbiology, Vincent, Margaret, Michael and Elio review the presence of extended spectrum beta-lactamase genes in chicken meat and in humans, and a beneficial effect of Helicobacter pylori colonization on the development of allergen-induced asthma.

Download TWiM #11 (50 MB, .mp3, 73 minutes).

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TWiM 10: A symbiotic cloaking device

Euprymna scolopes also known as the Hawaiian Bobtail SquidHosts: Vincent Racaniello, Michael Schmidt, Dickson Despommier, Margaret McFall-Ngai, and Elio Schaechter

On episode #10 of the podcast This Week in Microbiology, Vincent, Margaret, Elio, Michael and Dickson discuss the symbiosis between the Hawaiian bobtail squid and the luminous, gram-negative bacterium Vibrio fischeri.

Download TWiM #10 (47 MB, .mp3, 68 minutes).

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TWiM 9: Bean sprouts and E. coli O104:H4

beansproutsHosts: Vincent Racaniello, Cliff Mintz, and Michael Schmidt

On episode #9 of the podcast This Week in Microbiology, Vincent, Cliff, Elio, and Michael review the outbreak of bloody diarrhea and hemolytic uremic syndrome in Germany caused by Shiga toxin-producing Escherichia coli O104:H4.

Download TWiM #9 (53 MB, .mp3, 76 minutes).

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TWiM 8: Live in NOLA

Hosts: Vincent Racaniello, Michael Schmidt, Stan Maloy, Andreas Baümler, Nicole Dubilier, and Paul Rainey.

Vincent, Michael, and Stanley recorded episode #8 of the podcast This Week in Microbiology live at the 2011 ASM General Meeting in New Orleans, with guests Andreas Baümler, Nicole Dubilier, and Paul Rainey. They spoke about how pathogens benefit from disease, symbioses between chemosynthetic bacteria and marine invertebrates, and repetitive sequences in bacteria.



Download TWiM #8 (60 MB, .mp3, 86.5 minutes).

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