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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TWiM 7: Cycles of life and death, light and dark

Cyanobacteria in Lake LittoistenjrviHosts: Vincent Racaniello, Margaret McFall-Ngai, Cliff Mintz, Elio Schaechter, and Michael Schmidt

On episode #7 of the podcast This Week in Microbiology, Vincent, Cliff, Elio, Margaret, and Michael discuss programmed cell death in E. coli, and the daily synthesis and degradation of enzymes needed for photosynthesis and nitrogen fixation by cyanobacteria.

Download TWiM #7 (44.5 MB, .mp3, 64 minutes).

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Image of Cyanobacteria in Lake Littoistenjärvi by Stefe via flickr

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TWiM 6: Antibacterial therapy with bacteriophage: Reality or fiction?

bacteriophage_modelHosts: Vincent Racaniello, Cliff Mintz, Michael Schmidt, and Elio Schaechter

On episode #6 of the podcast This Week in Microbiology, Vincent, Cliff, Michael and Elio review the use of bacteriophages to manage infections, and the presence of antibiotic resistance genes in bacteriophages from urban sewage and river water.

Download TWiM #6 (57 MB .mp3, 82 minutes).

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The model of bacteriophage T4 shown in the photo is described here.

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TWiM 5: Mercury-methylating Desulfovibrio and antimicrobial nanoparticles

thumb_biofilm_of_desulfovibrio_desulfuricansHosts: Vincent Racaniello, Cliff Mintz, Michael Schmidt, and Ronald Atlas

On episode #5 of the podcast This Week in Microbiology, Vincent, Cliff, Michael and Ron discuss the genome sequence of a mercury-methylating bacterium and the antimicrobial effects of nanoparticles.

Download TWiM #5 (52.5 MB .mp3, 76 minutes).

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Image of Biofilm of Desulfovibrio desulfuricans by PNNL – Pacific Northwest National Laboratory via flickr

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TWiM 4: Cantaloupes and Salmonella gastroenteritis

cantaloupe_recallHosts: Vincent Racaniello, Margaret McFall-Ngai, Cliff Mintz, and Michael Schmidt

On episode #4 of the podcast This Week in Microbiology, Vincent, Cliff, Margaret, and Michael review foodborne bacterial illness in the context of outbreaks associated with cantaloupes and Lebanon bologna.

Download TWiM #4 (51 MB .mp3, 75 minutes).

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TWiM 3: Anthrax, genomics, and the FBI inquiry

Opening an Anthrax laced letter.Hosts: Vincent Racaniello, Cliff Mintz, Jo Handelsman, Ronald Atlas

On episode #3 of the podcast This Week in Microbiology, Vincent, Jo, Cliff, and Ron explore the genome analysis done in support of the Amerithrax investigation, and an insecticidal enterotoxin-deficient mutant of Bacillus thurigiensis.

 

Download TWiM #3 (55 MB .mp3, 60 minutes).

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TWiM 2: The plague, microbial virulence, and the gut microbiome

f3_largeHosts: Vincent Racaniello, Cliff Mintz, Michael Schmidt

On episode #2 of the podcast This Week in Microbiology, Vincent, Cliff, and Michael review a fatal laboratory acquired Yersinia pestis infection, and how gut bacteria control body weight and metabolic activity.

Download TWiM #2 (52 MB .mp3, 75 minutes).

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TWiM 1: Neisseria LINEs up

neisseria_gonorrhoeaeHosts: Vincent Racaniello, Cliff Mintz, Michael Schmidt, and Stanley Maloy

On episode #1 of the podcast This Week in Microbiology, Vincent, Cliff, Michael, and Stan discuss transfer of DNA from a human host to a bacterial pathogen, and the ability of dry copper to kill bacteria on contact.

Download TWiM #1 (58 MB .mp3, 63 minutes).

Subscribe to TWiM (free) on iTunes, via RSS feed, by email or listen on your mobile device with the Microbeworld app.

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About the Hosts of TWiM

Vincent Racaniello, Ph.D. (@profvrr) is Higgins Professor of Microbiology & Immunology at Columbia University Medical Center. He has been studying viruses for over 40 years. He teaches virology to undergraduate and graduate students, as well as medical, dental, and nursing students. His lectures are available online at iTunes University, YouTube, and Coursera.


Michael Schmidt, Ph.D. (TWiM) is the Professor and Vice Chairman of Microbiology and Immunology and Director of the Office of Special Programs at the Medical College of South Carolina. Dr. Schmidt is leading a team of infectious disease specialists from three health sciences centers and engineers from industry.

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