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TWiV 196: An arena for snakes

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Hosts: Vincent Racaniello, Alan Dove Read More

BacterioFiles Micro Edition 119 - Bacteria Bypass Blood-Brain Barrier?

This episode: Our brain might be home to helpful bacteria!


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Milestones in Microbiology Dedication - Cold Spring Harbor Laboratory (video)















Cold Spring Harbor Laboratory has been named a Milestones in Microbiology site by the American Society for Microbiology. This ASM program recognizes institutions and the scientists who worked there that have made significant contributions toward advancing the science of ... Read More

Interview of Dr. Partha Pratim Majumder (Master of Genetics)

National Institute of BioMedical Genomics (NIBMG), an autonomous Institute by the Government of India, located around 50 Kms away from Kolkata, a metropolitan city of India. This institute is known to be the only Institute in India devoted with the researches on “Biomedical Genomics”. Dr. Partha... Read More

BacterioFiles 161 - Permafrost Produces Perceptible Pithos

This episode: The largest virus so far has been discovered in ancient Siberian permafrost!


(9.5 MB, 10.3 minutes)


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Yeast cells that share food have a survival edge over their freeloading neighbors — particularly when there is bacterial competition.

Many species exhibit cooperative survival strategies — for example, sharing food or alerting other individuals when a predator is nearby. However, there are almost always freeloaders in the population who will take advantage of cooperators. This can be seen even among microbes such as yeast, whe... Read More

Missing Carl Woese---RIP!

I comment a bit, as an educator, about the loss of Carl Woese. Not only the importance of his discoveries, but how he went about his work, remains of great value. Read More

Where You Live May Determine What Lives Inside Your Mouth

Lately, we've been learning more and more about the teeming masses of bacteria inside our bodies - essentially trillions of tiny organisms that make us sick and keep us healthy.

Now two scientists at the University of Colorado have dared to ask what kinds of bacteria lives inside our mouths. ... Read More

Scientists Discover New Type of Virus Responsible for a Devastating Disease in Snakes

A mysterious condition called Inclusion Body Disease (IBD) strikes captive boa constrictors and pythons, causing bizarre behavioral changes and eventually death. Scientists investigating an outbreak of IBD among snakes at the Steinhart Aquarium in San Francisco report they may well have found a ... Read More

Giant Viruses Are Ancient Living Organisms

A new study of giant viruses supports the idea that viruses are ancient living organisms and not inanimate molecular remnants run amok, as some scientists have argued. The study may reshape the universal family tree, adding a fourth major branch to the three that most scientists agree represent ... Read More

WILD BOARS ARE RESERVOIR OF HEPATITIS E VIRUS: HIGH PREVALENCE AMONG FORESTRY WORKERS IN EASTERN FRANCE

Nearly one third of forestry workers in parts of eastern France are infected with Hepatitis E virus (HEV), according to a paper in the September Journal of Clinical Microbiology. Wild boars in the same region are also heavily infected. HEV is endemic in developing nations, but heretofore, HEV in... Read More

TWiP 76: Herpesvirus worms its way out

Vincent and Dickson discuss how infection of mice with helminths induces cytokines that reactivate a latent gamma-herpesvirus.


Hosts: Vincent Racaniello and  Read More

TWiV 201: Rabid about viruses

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Hosts: Vincent Racaniello, Alan Dove Read More

Gram Stains: A Resource for Retrospective Analysis of Bacterial Pathogens

The Gram stain is commonly used in epidemiologic and clinical studies. It involves smearing a sample onto a slide, staining the material using dyes that bind to bacterial cells, and visually inspecting under a microscope. Many epidemiologic and clinical studies of pregnancy, sexually transmitted... Read More

TWiV 199: Of mice, ticks, and pigs

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Hosts: Vincent Racaniello, Alan Dove Read More

Sugary Drinks Increase Bad Bacteria in Gut, Risk of Diabetes

Sugary drinks help bad microbes grow in the human gut, according to a study published in the journal Obesity Reviews. This increase leads to many health complications like obesity and metabolic syndrome, raising risk of diseases associated with metabolic syndrome like diabetes.

The study says... Read More

TWiV 203 Letters

Suzanne writes:


Your most recent TWIV in Nebraska made me want to add a few verses to that old kids’ song…


“There’s a virus in the alga in the paramecium on the speck on the flea on the wart on the frog on the bump on the log in the hole in th... Read More

Estimating influenza-related sick leave in Norway: Was work absenteeism higher during the H1N1 pandemic?

The impact of influenza on work absenteeism is poorly documented. Researchers used data from the national registry and Norway Post AS (>14,000 employees) to explore sickness absence patterns from 2005/06 through 2009/10 in Norway. Annually, an estimated 2.868% (mean 95% confidence interval (CI):... Read More

Feeding microbials to chickens leads to mysterious immune response

A paper recently published in the Journal of Animal Science helps researchers further understand how microbials and probiotics affect poultry health.

Researchers at the North Carolina State University and Chung Jen College of Nursing, Health Sciences and Management (Taiwan) conducted a study ... Read More

TWiV 274: Data dump

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Hosts: Vincent Racaniello, Dickson Despommier, Read More

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