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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

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

You Are Mainly Microbe - Meet Your Microbiome (video)

Ever not felt completely like yourself? There's a good reason for that. Because a large part of you . . . isn't you. Our bodies are home to ten times as many microbes as human cells. We are walking ecosystems, each of us home to thousands of different species on and inside of us. Meet your micro... Read More

BacterioFiles 158 - Partners Provide Protein

This episode: Different bacteria working together can thrive better than when working alone!


(9.9 MB, 10.75 minutes)


Show notes: 
News item/ Read More

TWiP 69 letters


Richard writes:


Hi Vincent and Dickson,


I enjoy TWIP, and often recommend it to my students. I'm a parasitologist, primarily a Leishmaniac, but I have learnt a lot from TWIP. I find it both more educational and entertaining than Car Talk.


The disc... Read More

TWiV 252: Who read the last email?



Hosts: Vincent Racaniello, Dickson Despommier, Read More

More than bread and beer: The National Collection of Yeast Cultures (video)

Do you eat bread? Or drink beer? If so you've probably consumed yeast products from the National Collection of Yeast Cultures.

Yeasts are one of the earliest, if not the earliest, biological tools used by people. Brewers' yeast, Saccharomyces cerivisae, features widely in products we consume... Read More

TWiV 262: Wrong form, right professor



Host: Vincent Racaniello


Guest: Read More

TWiM #83: Illuminating tuberculosis and cryptococcosis

Hosts: Vincent RacanielloMichael Schmidt, ... Read More

TWiM 65 Letters

Alexandra writes:


Dear TWIM-ers,


When I began listening to TWIV almost a year ago, I had just switched majors from philosophy to biology. I am now writing to you good people at TWIM at the end of my first undergraduate summer research gig, where I have had qui... Read More

Growing bricks (with bacteria), not another brick in the wall: Ginger Krieg Dosier at TEDxWWF (video)

Imagine a world where bricks are grown instead of fired: this is the world architect-turn-scientist Ginger Krieg Dosier lives every day. Ginger strives to create an alternate building block that will craft a more sustainable future for the construction industry and in turn help to lower the worl... Read More

TWiV 261: Giants among viruses



Hosts: Vincent Racaniello and James Van Ette... Read More

TWiM 69 Letters

Gian writes:


Beloved TWiMers,


Did you see this paper in PLoS Computational Biology? It's mind-blowing. U. Maryland researchers found evidence for Acinetobacter and Pseudomonas nucleic acid integrated into human chromosomes and mitochondria, po... Read More

Scientists find life coming to Earth from space

Scientists from the University of Sheffield believe they have found life arriving to Earth from space after sending a balloon to the stratosphere.

The team, led by Professor (Hon. Cardiff and Buckingham Universities) Milton Wainwright, from the University’s Department of Molecular Biology and... Read More

BacterioFiles 164 - Sponge Symbionts Synthesize Stuff

This episode: Bacteria symbiotic with sea sponges make many potentially useful compounds!


(8.3 MB, 9 minutes)


Show notes: 
News item/ Read More

TWiV 248: TWiP infects TWiV



Hosts: Vincent Racaniello, Dickson Despommier, and Rich Condit


Vincent, Dic... Read More

Bacteria 'use language to thrive'

A new study has revealed that bacteria use a form of communication similar to human language, but employing chemical signals instead of words. This language enables bacteria to thrive and researchers hope that by interpreting it they can develop new drugs to fight infections without bacteria dev... Read More

BacterioFiles Micro Edition 144 - Copper Chelator Calms Quicksilver

This episode: Bacteria could reduce mercury's toxicity in their environment!


(6.5 MB, 7 minutes)


Methanotrophs (bacteria that use methane for their carbon and energy) secrete siderophore-like compounds that are usually used to chelate copper and make it more bioavailable, but ... Read More

BacterioFiles 168 - Plentiful Plant Pathogen Partners

This episode: Multiple different fungi kill insects and give their nutrients to plant partners!


(8.3 MB, 9 minutes)


Show notes: 
Journal Paper


Read More

Got mom's bacteria?

What types of microbes do mothers transmit to their newborns and how universal is maternal microbial transmission throughout animals, including from your mother?

The sterile womb paradigm is an enduring premise in biology that human infants are born sterile. Recent studies suggest that infant... Read More

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