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TWiV 301: Marine viruses and insect defense

At the International Congress of Virology in Montreal, Vincent speaks with Carla and Curtis about their work on RNA interference and antiviral defense in fruit flies, and viruses in the sea, the greatest biodiversity on Earth.


Host:  Read More

Should variola virus, the agent of smallpox, be destroyed?

Later this month (May 2014) the World Health Assembly will decide whether to destroy the remaining stocks of variola virus – the agent of smallpox – or to allow continued research on the virus at WHO-approved laboratories. We are interested in your opinion on this issue. Please follow the link t... Read More

El podcast del Microbio Nº 286. Mutaciones tempranas en el VIH (Early mutations in HIV)



























El podcast del Microbio Nº 286 summarize the article by Henn et al published in PLoS: Pathogens about the impact of early minor ... Read More

A single amino acid change switches avian influenza H5N1 and H7N9 viruses to human receptors

Two back-to-back papers were published last week that provide a detailed analysis of what it would take for avian influenza H5N1 and H7N9 viruses to switch to human receptors. A single amino acid change in the viral hemagglutinin protein is sufficient to quantitatively change binding of the viru... Read More

TWiP 66 letters

 


Andre writes:


Dear Vincent,


To my great delight, I just discovered your podcasts twiv, twim and twip.


The first twip I heard, about Strongyloides stercoralis, although informative and interesting, seemed to have several inaccuracies. I w... Read More

TWiV 265: This year in virology

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Hosts: Vincent Racaniello, Alan Dove Read More

Rhizopus microsporus

Rhizopus microsporus
It causes human mucormycosis and bovine mycotic abortion.
It is distinguished from R.arrhizus by its shorter stalk, and smaller sporangia and spores.
Variant forms
Var.oligosporus : has elongated columellae ; spores less obviously striated.
Var.rhizopodiformis : has ... Read More

Curbing Domestic Violence Key to Reducing HIV Infection Among South African Women

Women in South Africa who are victims of domestic violence are more likely to become infected with HIV compared to women who do not experience such behavior, according to a study published June 16, 2010 in The Lancet'‘s Online First.

Nearly one in seven new HIV infections could be prevented i... 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

Design and Testing of Protein Combinatorial Libraries

In this video Stephen L. Mayo, Bren Professor of Biology and Chemistry, California Institute of Technology, discusses the challenges of designing new proteins that fold into a particular structure or perform a particular function. One method is to computationally design a protein based solely up... Read More

Archaea of Note


  • Lobus fulgidus is a sulfur-reducer that can sour oil wells.

  • Halobacteria are salt-loving microbes that give a pink tinge to salt water evaporation ponds, the Dead Sea and salted fish.

  • Pyrolobus fumarii led scientists to extend the upper te... Read More

Audio interview with Dylan Pillai of the University of Toronto

Jeff Fox of Microbe magazine interviews Dylan Pillai of the University of Toronto on how genomic analysis is used by epidemiologists and clinical microbiologists to reconstruct bacterial disease outbreaks or analyze difficult individual cases Read More

El podcast del Microbio 110 y 111: La estirpe de Caín

The Nº 110 and 111 of "El podcast del microbio" describes the fratricide behaviour of Streptococcus pneumoniae and the role of Lyt C autolysisn. En "El podcast del microbio" Nº 110 y 111 se habla del comportamiento fratricida de Streptococcus pneumoniae y el papel de la autolisina Lyt C.

{mp... Read More

The most important paper ever in microbiology

Jonathan Eisen (@phylogenomics on Twitter) has a new post on his The Tree of Life blog that looks at why the paper "Phylogenetic structure of the prokaryotic domain: The primary kingdoms" by Carl Woese and George Fox may be the most important paper (see http://www.pnas.org/content/74/11/5088.ful... Read More

A system‐level model for the microbial regulatory genome

Microbes can tailor transcriptional responses to diverse environmental challenges despite having streamlined genomes and a limited number of regulators. We present data‐driven models that capture the dynamic interplay of the environment and genome‐encoded regulatory programs of two types of prok... Read More

TWiV special: MERS-coronavirus in dromedary camels

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Host: Vincent Racaniello


Guests: Read More

NIH head defends new center for translational science

Head of the US National Institutes of Health Francis Collins was asked some tough questions by a House of Representatives subcommittee examining the new National Center for Advancing Translational Sciences, NCATS. The goal of the new center, opened in 2012, is to reduce the amount of time needed... Read More

El podcast del Microbio Nº234. Mejor que el sexo (Better than sex)



























El podcast del microbio Nº 234 is about the ecological importance of Horizontal Gene Transfer between bacteria as described by S... Read More

Report to the President on U.S. Preparations for 2009-H1N1 Influenza

Click "source" to view the full "Report to the President on U.S. Preparations for 2009-H1N1 Influenza" from the President’s Council of Advisors on Science and Technology.

Here is the Council's "planning scenario":

Indeed, the 2009-H1N1 influenza is already responsible for significant morbi... Read More

Lab Tests Online - a resource site for patients, caregivers and medical professionals

Lab Tests Online has been designed to help you, as a patient or family caregiver, to better understand the many clinical lab tests that are part of routine care as well as diagnosis and treatment of a broad range of conditions and diseases. If you are a medical professional, this site can serve ... Read More

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