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El podcast del Microbio Nº 239: Pumita y el origen de la vida (Pumice and the origin of life)



























El podcast del microbio Nº 239 summarize the hypothesis published in "Astrobiology" about the possible role of pumice in the em... Read More

Oral bacteria resulting from poor dental hygiene shows a potential association with Alzheimer’s disease

Researchers examined samples from the brains of patients with and without dementia and found lipopolysaccharide, a component of Porphyromonas gingivalis, an oral bacterium, in four out of 10 Alzheimer’s disease brain samples.

“This clearly shows that there is an association between oral bacte... Read More

TWiV 309: Ebola email

The TWiVocytes answer questions about Ebola virus, including mode of transmission, quarantine, incubation period, immunity, and much more.


 Hosts: Vincent Racaniello Read More

What is a Pathologist?

A general video from the The Royal College of Pathologists of Australasia featuring microbiologist Sally Roberts. Read More

Contact

When viruses come into contact with host cells, they trigger the cells to engulf them, or fuse themselves to the cell membrane so they can release their DNA into the cell.

Once inside a host cell, viruses take over its machinery to reproduce. Viruses override the host cell’s normal functioni... Read More

El podcast del Microbio Nº207: Enfermedad de Lou Gehrig y endo-retrovirus



























El podcast del Microbio Nº207 summarize Vincent Racaniello's post on the relationship between retroviruses and amyotrophic ... Read More

TWiP 50 Letters

Alaric writes:


Hello Vince and Dick,


I just found your podcast and I love it! You have some wonderfully witty banter.


I am only on my 4th episode (that's what you call a podcast segment right?), and have a question pertaining to my original reason for ... Read More

Lyme borreliosis in Europe

Despite improvements in prevention, diagnosis and treatment, Lyme borreliosis (LB) is still the most common arthropod-borne disease in temperate regions of the northern hemisphere, with risk of infection associated with occupation (e.g. forestry work) and certain outdoor recreational activities ... Read More

TWiV 332: Vanderbilt virology

Host: Vincent Racaniello


Guests: Seth BordensteinJames Crowe... Read More

Foodsafe video

Food-handling safety risks at home are more common than you may think. The 4 easy lessons of this Be Foodsafe video are clean, separate, cook and chill. Read More

The Good-Enough Clockus of Prochlorococcus

Fine Reading: The Good-Enough Clockus of Prochlorococcus by Elio Schaechter from the Small Things Considered blog reviews a recent report from Ilka Axmann's lab in Berlin that concerns the marine cyanobacterium Prochlorococcus and it's biological clockworks.

"The authors propose that their da... Read More

TWiM 89 Letters

Peter writes:


Dear Michele,


Prof. Szybalski might have been referring to a truck with a wood gas generator


Apparently they are still in use north of the b... Read More

Help Spread the Flu (and learn about viruses at the same time)

The Welcome Trust has funded an interactive Flash game that can be played on the web that teaches young people how the flu is spread. You start off as a flu virus and the goal is to infect others. Along the way, you get educational information about viruses. Here are some of the instructions: Y... Read More

Metagenomic Sequencing of an In Vitro-Simulated Microbial Community

A new data resource for measuring the accuracy of metagenomic binning methods, created by in vitro-simulation of a metagenomic community, can be used to complement previous in silico benchmark studies. In constructing a synthetic community and sequencing its metagenome, researchers from the Univ... Read More

Genetics researcher Francisco Ayala discusses his life, his work and creationism

Evolutionary geneticist Francisco Ayala wasn't always attracted to life in the laboratory. As a young man in Spain, Ayala was ordained as a Dominican priest. Within a year, though, he gave up it up to study genetics at Columbia University. Since then, Ayala's research has focused on parasitic pr... Read More

A virology course for all

The spring semester has begun at Columbia University, which means that it is time to teach my virology course. The fourth annual installment of my virology course, Biology W3310, has begun. This course, which I taught for the first time in 2009, is intended for advanced undergraduates and conven... Read More

TWiV 57

dooleyperiod_7-8_ab Read More

The Science Behind Honey’s Eternal Shelf Life

Modern archeologists, excavating ancient Egyptian tombs, have often found something unexpected amongst the tombs’ artifacts: pots of honey, thousands of years old, and yet still preserved. Through millennia, the archeologists discover, the food remains unspoiled, an unmistakable testament to the... Read More

TWiM 86 Letters

 


Suzanne writes (re Aphids):


The best way to get rid of aphids in the garden (the ants in my yard love to herd them onto my okra) is a sharp stream of water from the hose. Aphids wash right off! They don't tend to come back right away, either.


Read More

TWiV 329: Pox in the balance

Hosts: Vincent RacanielloDickson DespommierAlan Dove Read More

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