The figure for the number of prokaryotic cells on the planet, roughly 5x1030, is considerably greater than that of the estimated number of stars in the firmaments (3x1023). These two numbers have one thing in common: they both grew hugely and rather suddenly in recent human history.
Click "s... Read More
I think this image from www.3d4medical.com is great!
This is a cool app for the iPad. This would make a great pick of the week
Julian writes:<... Read More
The hunt continues for novel antiviral agents especially against the pandemic H1N1 virus. In this article, a drug that has been used to fight HIV infection and vesicular stomatitis now appears to have the potential to block influenzavirus infection by inhibiting neuraminidase. This may be yet ... Read More
The National Foundation for Infectious Diseases (NFID)has announced the availability of two new resources designed to support pneumococcal disease prevention efforts on NFID’s website, Adultvaccination.org:
• a professional practice toolkit for healthcare professionals (HCPs)
Th... Read More
Certain viral infections are known to increase or decrease HIV-1 replication or viral load, perhaps by competing with the same receptors, or via immune and other effects.Many autoantibodies in HIV-1 infection also target the immune network and this may well contribute to pathology. Read More
The American Society for Microbiology Committee on K-12 Education publishes peer-reviewed resources that convey important scientific concepts from the microbial world, such as microbial processes, methods used to study microorganisms and other general science topics. The activities are student-c... Read More
El podcast del Microbio Nº200 is dedicated to the memory of Baruch Blumberg (1925-2011). El podcast del Microbio Nº200 está... Read More
Thanks again for all the effort and care you invest into your podcasts. I'm writing today to suggest a pick of the week: The Nature of Things with David Suzuki. Suzuki, one of Canada's scientist/rock-stars, hosts... Read More
Looks like the polio outbreak in the Congo is pretty bad.
http://www.unicef.org/me... Read More
TWiV listeners have spent their valuable time writing comments about the podcast on iTunes, and it's a shame that most people don't see them. I'm putting them here as a way of thanking them for their time, and for listening. This i... Read More
Life in a high-pressured environment with practically nothing to eat might be ok for high-fashion models, but it’s an unlikely lifestyle choice for a single cell whose usual overriding goal is to become two cells. Yet the largest living ecosystem on Earth—the deep biosphere—is comprised of micro... Read More
Merry Youle from the Small Things Considered blog ponders the potential size a virus can be:
"With such fascinating stories being told by Mimivirus and the other giants, people are now looking for them in more environments. Modified techniques are called for, as those used previously to spot ... Read More
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
To the TWiVerati Intelligencia,
Each week you begin your show with the tagline, "This Week in Virology: The podcast about viruses, the kind that make you sick."
I recognize that viruses have been responsible for some of the biggest epidemic... Read More
I have heard recently that some types of herpes virus may protect us from bacterial infections. This made me remember of myxomavirus, viral oncotherapy and how tumor cells have a compromised immune response. Do you think it is possi... Read More
El podcast del microbio Nº 233 summarize the findings by Handeman et al (Nature, 464: 908-912.) on the transfer of carbohydrate-... Read More
El podcast del microbio Nº 230 summarize the work by Li et al. and published in Biotechnology Bioengineering about Microbial el... Read More
I'm just writing to clarify my question about the production of the flu vaccine if one of the other seasonal strains was removed as there seemed to be a bit of confusion about the point of it.
As I understand it one of the biggest holdups in seas... Read More
Today is World Tuberculosis Day.
"World TB Day, 24 March 2009, is about celebrating the lives and stories of people affected by TB: women, men and children who have taken TB treatment; nurses; doctors; researchers; community workers--anyone who has contributed towards the global fight agains... Read More