show episodes
 
This Week in Microbiology is a podcast about unseen life on Earth hosted by Vincent Racaniello and friends. Following in the path of his successful shows 'This Week in Virology' (TWiV) and 'This Week in Parasitism' (TWiP), Racaniello and guests produce an informal yet informative conversation about microbes which is accessible to everyone, no matter what their science background.
 
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show series
 
Eva Harris and Janet Smith join TWiV to discuss how an antibody against dengue virus NS1 protein blocks endothelial dysfunction and the potential of treating infections by multiple flaviviruses. Hosts: Vincent Racaniello, Alan Dove, Rich Condit, and Kathy Spindler Guest: Eva Harris and Janet Smith Subscribe (free): iTunes, Google Podcasts, RSS, ema…
 
In COVID-19 clinical update #51, Daniel Griffin reviews use of two masks, effectiveness of testing in nursing homes, updates on vaccines, use of nonsteroidal anti-inflammatory drugs, little effect of vitamin D and remdesivir in clinical studies, and a long COVID research initiative from NIH. Hosts: Daniel Griffin and Vincent Racaniello Subscribe (f…
 
Nels and Vincent review evidence that a single amino acid change in the SARS-CoV-2 spike protein has driven adaptation to humans, followed by an update on the status of variants of concern. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiEVO Links for this episode Selective sweep d…
 
Ginger Campbell joins TWiV to discuss palliative care for COVID-19 patients, and how to approach the disease from a goals of care perspective. Hosts: Vincent Racaniello, Dickson Despommier, Rich Condit, and Brianne Barker Guest: Ginger Campbell, MD Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode…
 
The entire TWiV team assembles to discuss resurgence of COVID-19 in Manaus, Brazil, discovery of SARS-CoV-2 related viruses in bats in Southeast Asia, and increased Ct values after administration of mRNA vaccine. Hosts: Vincent Racaniello, Dickson Despommier, Alan Dove, Rich Condit, Kathy Spindler, and Brianne Barker Subscribe (free): iTunes, Googl…
 
In COVID-19 clinical update #50, Daniel Griffin discusses CDC guidance on school opening, decreased viral load after vaccination, randomized clinical trial of vitamin D treatment, a study of zinc plus vitamin C, anticoagulation therapy effect on mortality, and multi system inflammatory phase in children. Hosts: Daniel Griffin and Vincent Racaniello…
 
In this episode, hiring and training expectations for future biomedical life sciences faculty, and the roles of bacterial symbionts in deep-sea hydrothermal vent tubeworms. Become a patron of TWiM. Links for this episode: Expectations for life sciences faculty (Life Sci Edu) Academic career readiness assessment (UCSF) Tubeworm bacterial symbionts (…
 
Helen joins TWiN to discuss her work on understanding how the maternal microbiome modulates fetal neurodevelopment in mice. Hosts: Ori Lieberman, Andres Bendesky, Jason Shepherd, and Vincent Racaniello Guest: Helen Vuong Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiN! Links for this episode Maternal microbiome influen…
 
The TWiPers solve the case of the Teenager in Malawi with Red Urine, then Audun joins to present our clinical case for this episode. Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin Guest: Audun Lier Subscribe (free): iTunes, Google Podcasts, RSS, email Links for this episode PWB on Facebook, Instagram, Twitter Hero: George B. Crai…
 
Paul Offit joins TWiV to discuss all things vaccine, including how COVID-19 vaccine development was accelerated, whether the vaccines are safe and efficacious, the difference between an EUA and a licensed vaccine, sterilizing immunity, herd immunity, and much more. Hosts: Vincent Racaniello, Dickson Despommier, Alan Dove, Rich Condit, and Brianne B…
 
Christian joins Immune to discuss the humoral memory response in a cohort of 87 individuals 1.3 and 6.2 months after infection with SARS-CoV-2. Hosts: Vincent Racaniello, Stephanie Langel, Cynthia Leifer, and Brianne Barker Guest: Christian Gaebler Subscribe (free): iTunes, Google Podcasts. RSS, email Become a patron of Immune! Links for this episo…
 
In COVID-19 clinical update #49, Daniel Griffin discusses CDC guidelines on mask use, drop in test frequency in the US, resurgence of COVID-19 in Brazil, possible impact of Pfizer vaccine on viral load, EUA for bamlanivimab and etesevimab administered together, and preliminary results of Tocilizumab in hospitalized patients. Hosts: Daniel Griffin a…
 
TWiV explores single dose administration and timing of second dose of AZD1222 COVID-19 vaccine, safety and efficacy of Sputnik V, and control of coronavirus recombination by a viral proofreading exonuclease. Hosts: Vincent Racaniello, Rich Condit, Kathy Spindler, and Brianne Barker Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patr…
 
Theodora and Paul return to TWiV to explain how they quickly pivoted their retrovirus laboratories towards SARS-CoV-2, their work on the antibody response to infection and its durability, and the emergence of variants with increased resistance to neutralization. Hosts: Vincent Racaniello, Dickson Despommier, Alan Dove, and Rich Condit Guests: Paul …
 
In COVID-19 clinical update #48, Daniel Griffin reviews effect of spike amino acid changes on neutralization with monoclonal antibodies, Sputnik V safety and efficacy results, increased reactogenicity after a single vaccine dose in seropositive individuals, single dose vaccination in seropositive health care workers, and results of three clinical t…
 
In this episode, how DNA of giant viruses has contributed extensively to the genome of green algae, and inhibition of E. coli virulence by a metabolic product of arachidonic acid in the intestinal epithelium. Links for this episode: Giant viral DNA shapes genomes of green algae (Nature) James Van Etten Darwin’s Radio Arachidonic acid and E. coli vi…
 
TWiV explains why hydroxychloroquine failed in humans despite showing antiviral effects in cells, and reviews the published data on the Pfizer/BioNTech mRNA vaccine. Hosts: Vincent Racaniello, Rich Condit, Kathy Spindler, and Brianne Barker Subscribe (free): iTunes, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode TMPRSS2…
 
Jason McLellan joins TWiV to reveal all we know about the SARS-CoV-2 spike protein, followed by Novavax and J&S phase 3 results and a discussion of variants of concern: neutralization by vaccine-induced antibodies, transmission, and virulence. Hosts: Vincent Racaniello, Dickson Despommier, Alan Dove, Rich Condit, and Amy Rosenfeld Guest: Jason McLe…
 
In COVID-19 clinical update #47, Daniel Griffin reviews phase 3 results for Novavax and J&J vaccines, transmission in K-12 settings in Wisconsin, data on Lilly and Regeneron monoclonal antibody therapy, and a study of colchicine for treatment of disease. Hosts: Daniel Griffin and Vincent Racaniello Subscribe (free): iTunes, Google Podcasts, RSS, em…
 
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