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MWV Episode 83 - This Week in Virology 270: Live from ASM Biodefense in Washington, D.C.

Watch a live video episode of This Week in Virology (TWiV), a podcast about viruses. Started in September 2008 by Vincent Racaniello, a Higgins Professor in the Department of Microbiology and Immunology at Columbia University, the goal... Read More

Some Uses of Bacteria

Bacteria are very in these days—in probiotic drinks, in news articles, and in scientific research about the connections between healthy microbes and healthy bodies. A growing chorus of post-pasteurian voices are advocating for a new relationship with microbes, one where bacteria are respected an... Read More

BacterioFiles Micro Edition 157 - Azotobacter Assists Algae

This episode: Nitrogen-fixing bacteria could provide nitrogen to algae in biotech processes!


(7.4 MB, 8 minutes)


Show notes: 
Journal... Read More

Methicillin-resistant Staphylococcus aureus

Scanning electron micrograph of methicillin-resistant Staphylococcus aureus and a dead human neutrophil. Credit: National Institutes of Health/Department of Health and Human Services (NIAID). Read More

Oral Bacteria Found in Alzheimer’s Tissue

A particular type of oral bacteria has been linked to Alzheimer’s disease, according to a new study conducted by an international team of researchers.

They believe that the bacterium found in the brain can trigger immune system responses and pathological changes, which could lead to diseases ... Read More

BacterioFiles Micro Edition 129 - Lentivirus Limits Leukodystrophy

This episode: Virus acts as vector to cure deadly genetic disorder!




Download Episode (5.4 MB, 5.8 minutes)


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TWiP 69: Malaria rising



Hosts: Vincent Racaniello and Dickson Despommier Read More

BacterioFiles Micro Edition 138 - Slime Sustains Sidekick Pseudomonas

This episode: Slime mold cells carry bacteria with them, some for food and some for chemical warfare!




Download Episode (6.4 MB, 7 m... Read More

TWiP 53 Letters

John writes:


Dear Vincent and Dickson,


I just heard your most recent TWIP. Please keep these podcasts going! I love listening to your podcasts and hearing your enthusiasm for my favorite biological topic, parasites. Remember that for every fan... Read More

This Bacteria Can Make People See

Serratia marcescens is a bacteria that has earned a bad reputation for infecting people in hospitals. It may deserve an even worse reputation. It might have made people believe, for hundreds of years, that the blood of Christ was miraculously appearing in communion wafers.

Serratia marcescens... Read More

BacterioFiles Micro Edition 137 - Germ's Jammer Jumpstarts Genes

This episode: Pathogen's CRISPR-Cas system (for defense against viruses) can be modified to change gene expression in mammals!




Download Epis... Read More

How MALDI-ToF is Changing Clinical Microbiology - ICAAC 2013

Lasers are the new DNA. It is called matrix-assisted laser desorption/ionization–time of flight (MALDI-TOF) and it uses mass spectrometry to quickly test for hundreds of different pathogens in a small sample using a single automated device. MALDI-TOF is increasingly being used in clinical micr... Read More

TWiV 264: We should do an all email show some day



Hosts: Vincent Racaniello, Alan Dove Read More

TWiV 240: Virology in Vermont



Host: Vincent Racaniello


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TWiV 249: An inordinate fondness for viruses



Hosts: Vincent Racaniello, Dickson Despommier,  Read More

Finding and treating children with leprosy in the Amazon region of Brazil

Dr. John Spencer is a mycobacteriologist studying leprosy at Colorado State University. He has collaborators in the northern state of Para, Brazil, who visit schoolchildren in about 10 different cities in the Amazon region and elsewhere to diagnose and treat kids and family members who have t... Read More

TWiV 239: Filterable camels



Hosts: Vincent Racaniello, Alan Dove, ... Read More

TWiV 278: Flushing HIV down the zinc



Hosts: Vincent Racaniello, Dickson Despommier, Read More

What’s Vibrio Fischeri? Why, Possibly the State Microbe!

Hawaii Senate Bill 3124 would make Vibrio fischeri the official state microbe.

Here’s why, according to the bill:

Vibrio fischeri is deserving of being Hawaii’s official state microbe because of its broad reputation as among the best-studied beneficial microbes. These bacteria live in... Read More

BacterioFiles Micro Edition 128 - Algae Aggregate Ammonium Altruistically

This episode: Algal symbionts store nutrients for corals!




Download Episode (3.9 MB, 4 minutes)


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