TWiM #32: Not the shadow biosphere

TWiM #32: Not the shadow biosphere

Author: Vincent Racaniello May 2, 2012 Duration: 1:06:55

Rosie Redfield talks about her evidence that a bacterium cannot grow on arsenic instead of phosphorus. 


Dive into the fascinating world of bacteria, viruses, and fungi with This Week in Microbiology. Hosted by Vincent Racaniello, a professor of microbiology & immunology, this regular audio journey explores the latest research, news, and stories from the vast universe of microbes. Each episode feels like sitting in on a lively discussion among experts and colleagues, where complex topics are broken down with clarity and enthusiasm. The conversations are informal and engaging, designed to be understood by anyone with curiosity, whether you're a professional researcher, a student, or simply someone intrigued by the invisible forces that shape our health and planet. Building on the accessible style of Racaniello's other popular science shows, this podcast demystifies the latest scientific papers, emerging infectious diseases, and the everyday roles of microorganisms in a way that is both substantive and surprisingly entertaining. You'll hear genuine dialogue, questions from listeners, and diverse perspectives that make the science feel immediate and relevant. Tune in to discover how the smallest forms of life have some of the biggest stories to tell, all through a podcast that treats microbiology not as a distant textbook subject, but as a dynamic and ever-evolving narrative happening right now, all around us.
Author: Language: English Episodes: 354

This Week in Microbiology
Podcast Episodes
TWiM #12: Photothermal nanoblades and genome engineering [not-audio_url] [/not-audio_url]

Duration: 1:15:23
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.
TWiM #11: Chickens, antibiotics, and asthma [not-audio_url] [/not-audio_url]

Duration: 1:12:40
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-…
TWiM #10: A symbiotic cloaking device [not-audio_url] [/not-audio_url]

Duration: 1:08:07
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.
TWiM #9: Bean sprouts and E. coli O104:H4 [not-audio_url] [/not-audio_url]

Duration: 1:16:35
Vincent, Michael, and Cliff review the outbreak of bloody diarrhea and hemolytic uremic syndrome in Germany caused by Shiga toxin-producing Escherichia coli O104:H4.
TWiM # 8: Live in NOLA [not-audio_url] [/not-audio_url]

Duration: 1:26:21
Vincent, Michael, and Stanley recorded TWiM #8 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, symb…
TWiM #7: Cycles of life and death, light and dark [not-audio_url] [/not-audio_url]

Duration: 1:04:09
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.
TWiM #4: Cantaloupes and Salmonella gastroenteritis [not-audio_url] [/not-audio_url]

Duration: 1:14:45
Vincent, Cliff, Margaret, and Michael review foodborne bacterial illness in the context of outbreaks associated with cantaloupes and Lebanon bologna.