When I drafted my article for TakePart (Don’t Panic – Ebola Isn’t Heading For You), I used the term ‘ebolavirus’ throughout, but the editors changed every instance to ‘Ebola virus’. Understanding which term is correct is far more complicated than you might imagine. Read More
Merry Youle of Small Things Considered has authored a post that looks at Thiomargarita spp.
"Non-motile Thiomargarita was first discovered in 1999 off the Namibian coast, thus was named T. namibiensis. Its cells are large spheres, arranged in chains, each chain enclosed in a mucous sheath. Av... Read More
Dear Professor Racaniello,
I have just seen some of the ridiculous comments regarding the picture which was posted on your TWiV website.
I have had CFS for over 16 years. I am a very firm believer in scientific method and... Read More
El podcast del microbio Nº 241 summarize the article published in Science Translational Medicine about the impact of probiotics ... Read More
Small Things Considered
Vincent and Dickson discuss immune evasio... Read More
Ron Fouchier has discussed his influenza H5N1 transmission experiments in ferrets at an ASM Biodefense Conference, clarifying several assumptions about the transmissibility of the virus in this animal model. Read More
Nearly four months ago I stood at the front of a crowded classroom at Columbia University and began teaching the third year of my undergraduate virology course. Twice a week we discussed the basic principles of virology, including how virions are built, how they replicate, and how they cause dis... Read More
Why is there such widespread fear of avian H5N1 influenza virus?
Why did Paul Keim, chair of the National Science Advisory Board for Biosecurity (NSABB) say “I can’t think of another pathogenic organism that is as scary as this one”. What lead Donald McNeil, writing about H5N1 in the New Yor... Read More
I hear from many readers that they routinely get the flu vaccine every year, yet they often contract the disease. I usually tell them that the vaccine is not perfect: it doesn’t protect everyone who gets it. Now we have the numbers to back up this statement, and they are not pretty.
The fatality rate for human infections with avian influenza H5N1 is widely quoted at >50%, based on the number of deaths among the fewer than 600 cases confirmed by the World Health Organization. Wang, Parides, and Palese suggest that this number is an overestimate. Read More
Hello Men (and sometimes women) of TWiV!
I have read before that the human genome contains the genetic code of several thousand retroviruses. These retroviruses are in an inactive state, and are believed to be the product of infec... Read More
The mantle of world’s biggest virus has passed from Mimivirus to Megavirus. But in this case, size doesn’t matter. It’s the genes that these viruses share and do not share that make this story important. Read More
Felipe Guhl Nanneti es colombiano, nacido en Bogotá. Estudió biología y microbiología en la Universidad de los Andes en Bogotá y tiene grados avanzados en parasitología tropical, de la misma universidad... Read More
Did you know that your body is home to 10 times more microbes than human cells? Learn about the human microbiome and its fascinating practical applications. Speakers include Dr. Lita Proctor, Human Microbiome Project at NIH, Dr. Liliana Losada, J Craig Venter Institute, Rockville, MD, Dr. Jac... Read More