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New viruses are providing some clues to how viruses evolved

The science of metagenomics has uncovered that viruses are the most abundant and genetically diverse organisms on earth. In an article published in Microbiology Today, Peter Simmons from the Centre for Infectious Diseases, University of Edinburgh, discusses how discoveries of new viruses are pro... Read More

TWiV 141: Mickey gets HCV

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Hosts: Vincent Racaniello, Rich Condit, Read More

TWiV 177: Live in Dublin

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Hosts: Vincent Racaniello, Connor Bamford, ... Read More

TWiV 187 Letters

Don writes:


thank you all for sharing your knowledge in such a comprehensible manner. Thank you also for your stand against bureaucratic censorship in the H5N1 research, and your win. I have two questions. Is H5N1 a highly specific test for a human ge... Read More

TWiV 166: Breaking and entering

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Hosts: Vincent Racaniello, Dickson Despommier Read More

TWiV 178: T-Sharp on how tequila mosquito

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Hosts: Vincent Racaniello, Alan Dove, Rich Condit, and Read More

TWiV 194: Five postdocs in North America

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Hosts: Vincent Racaniello, Matthew Daugherty, Jondavid d... Read More

All for one, and one for all! Symbiosis in a warming world

In what appears to be a warming world, understanding how plants can tolerate and prosper at elevated temperatures is an intriguing topic. Small Things Considered's Associate Blogger Mark O. Martin looks at the symbiosis between panic grass, a virus, an endophytic fungus, and elevated temperature... Read More

TWiV 167 Letters

Joe writes:


Twivers


I did the homework Professor Vince assigned and went to see the movie Contagion. I really liked the movie and was very pleased with the way the science was portrayed.


I am an Environmental Health and Safety Manager ... Read More

TWiV 192: Viral tertulia

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Hosts: Vincent Racaniello, Alan Dove, and  Read More

TWiV 181 Letters

Spencer writes:


I would like to propose the book:


Netter's Infectious Diseases, 1e as a lis... Read More

100 Incredible Lectures from the World’s Top Scientists

This blog posting has links to 100 lectures by notable scientists in the areas of biology and medicine, earth and environment and much more. It says, "thanks to the Internet, and our list of 100 incredible lectures, you’ve now got access to the cutting edge theories and projects that are changin... Read More

TWiV 186: From Buda to stump grinding

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Hosts: Vincent Racaniello, Alan Dove, and Read More

KEGG pathway analysis of 1443 HIV-1/host interactions

There are 1443 host viral interactions in the NCBI database. These were pumped through a KEGG pathway analsis, providing a useful insight into the multiple processes affected by HIV-1 infection. These include life cycle pathways , endocytosis and the like, but also many immune-related pathways a... Read More

TWiM 31 Letters

Peter writes:

Dear TWiM Team


A fascinating article from New Scientist this week.


Standard medical teaching is that the foetus is sterile and that the microbiome only begins to develop post natal.


New research from Spain indicates that the microbiome s... Read More

TWiV 148: Retreating into Harvard virology

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Hosts: Vincent Racaniello, Read More

TWiV 138: RISCy business with Raul Andino

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Hosts: Vincent Racaniello and Raul Andino


Vincent ... Read More

Canine hepacivirus, a relative of hepatitis C virus

Contemporary human viruses most likely originated by cross-species transmission from non-human animals. Examples include HIV-1, which crossed from chimpanzees to humans, and SARS coronavirus, which originated in bats. Since the 1989 discovery of hepatitis C virus (classified as a hepacivirus in ... Read More

TWiP 16 Letters

Tom writes:


Dear Mr. Racaniello and Dick,


Thanks for TWIV and TWIP as both are great shows. Such a give and take of history, information and humor. Stumbled across TWIP several weeks ago and gave it a try. My only disappointment was there were not many podc... Read More

Antigen Switching in Malaria - A Classroom Activity

High school students and their teachers participate in a simple activity to demonstrate the interaction between the var antigens malaria parasites display and the patient's immune system. Read More

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