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TWiM #25: Magnetotactic bacteria and totally drug resistant TB



Hosts: Vincent Racaniello... Read More

BacterioFiles Micro Edition 84 - Latent Loops Limit Lupus

This episode: A viral infection in mice seems to protect against lupus!





Do... Read More

TWiV 179: Was ist ein Virus?



Hosts: Vincent Racaniello, Alan Dove, Read More

BacterioFiles Micro Edition 70 - Microbes Make Multiple Magnets

This episode: Some bacteria have been discovered that construct multiple types of magnet in their cells!





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BacterioFiles Micro Edition 54 - Hydrothermal Hydrogen Handlers

This episode: Black smoker bacteria are more versatile as symbionts than we thought!




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TWiV 166: Breaking and entering



Hosts: Vincent Racaniello, Dickson Despommier Read More

TWiV 189: Five postdocs in Glasgow



Hosts: Vincent Racaniello, Vanessa Cowton, Mary Holton, Mark Robinson, Swetha Vijayakrishnan, and Gavin Wilkie


Vincent returns to t... Read More

New influenza A virus found in bats

Influenza A virus reservoirs in animals have provided novel genetic elements leading to the emergence of global pandemics in humans. Most influenza A viruses circulate in waterfowl, but those that infect mammalian hosts are thought to pose the greatest risk for zoonotic spread to humans and the ... Read More

TWiM 34 Letters

Peter writes:

Dear TWiM Team


I see that some action is now being taken in America against the non-therapeutic use of antibiotics as livestock growth promoters:


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NEJM: The Burden of Disease and the Changing Task of Medicine

At first glance, the inaugural 1812 issue of the New England Journal of Medicine and Surgery, and the Collateral Branches of Science seems reassuringly familiar: a review of angina pectoris, articles on infant diarrhea and burns. The apparent similarity to today's Journal, however, obscures a fu... Read More

Tiny snow-makers

The Judges' Choice for The Scientist magazine's 2011 Labby Multimedia Awards is this cute video on how microbes are essential for snow formation.













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TWiV 156: Armed and targeted killer meta-analysis



Hosts: Vincent RacanielloRich Condit... Read More

TWiV 180 Letters

Rohit writes:


Hi Dr Racaniello,


I am a long time listener of TWIV and really enjoy the informal scientific discussions. I listen to TWIV while working in the lab and am trying to catch up on TWIM and TWIP episodes too.


I have been dill... Read More

Microbial Movers - A Small Things Considered Post

Elio Schaechter of Small Things Considered has authored an interesting post today about the motility of bacteria, specifically Paenibacillus, although he does highlight several other strains that swarm, glide or twitch.

"Microbes get around. They can be carried by the wind, by insects, or by ... Read More

Can India remain polio-free?

India has been free of polio for over one year. This is a remarkable accomplishment, considering that just 30 years ago the country recorded 200,000 cases of the disease annually, or one every three minutes. With polio endemic in two neighboring countries, Pakistan and Afghanistan, and in the mo... Read More

It's Raining Viruses

It’s true! Each year it rains viruses, more than a trillion of them per acre over thousands of forested acres in the USA. This is the work of the airborne arm of the USDA Forest Service, part of their efforts to reduce the devastation to hardwood forests caused by the imported gypsy moth, Lymant... Read More

Blogs by the American Society for Microbiology

Small Things Considered


The purpose of Small Things Considered is to share appreciation for the width and depth of the microbial activities on this pla... Read More

TWiP 32: Evasive trypanosomes and schistosomes



Hosts: Vincent Racaniello and Dickson Despommier


Vincent and Dickson discuss immune evasio... Read More

Influenza H5N1 is not lethal in ferrets after airborne transmission

Ron Fouchier has discussed his influenza H5N1 transmission experiments in ferrets at an ASM Biodefense Conference, clarifying several assumptions about the transmissibility of the virus in this animal model. Read More

Earth’s virology professor

Nearly four months ago I stood at the front of a crowded classroom at Columbia University and began teaching the third year of my undergraduate virology course. Twice a week we discussed the basic principles of virology, including how virions are built, how they replicate, and how they cause dis... Read More

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