Dear Vincent, Dickson and Daniel,
I think the latest case describes cutaneous furuncular myiasis.
The lesion on the young man's buttock is suggestive of a botfly infection with the larvae most likely of the species Derm... Read More
The contamination of the rotavirus vaccine Rotarix with porcine circovirus 1 DNA was revealed by deep sequencing. The same technique was also used to demonstrate that oral poliovirus vaccine does not contain viruses that can cause poliomyelitis. Read More
Great HAI work! I'm not through it yet. I want to question, though, whether fomites are really important in influenza transmission. I don't think so.
[flu can transmit by fomites in guinea pigs: Read More
A profile of Robert Blanchette, professor of plant pathology at the University of Minnesota, and his interesting work on fungi and the degradation archaeological wood. Read More
Temperature in Oklahoma is 12 degrees C today and rainy.
My guess is Tunga penetrans which is native to South America. The black point at center of itchy toe lesion is the flea which are legs, spiracles and egg laying aparatus. Fema... Read More
Several media outlets from Time Magazine to local Alaska papers have confirmed that the 15 mile long organic blob floating in the Chukchi Sea, the waters between Alaska and Siberia, is indeed an algal bloom. But how com... Read More
This episode: Helpful gut bacteria communicate with the immune system!
Host: Vincent Racaniello
Guests: Read More
Hi Drs. Despommier and Racaniello,
This week you wondered why the immune-activating receptor for Toxoplasma gondii, TLR11, is present in mice but not in humans. You noted that it looks like there's no selective pressure keeping it around in us an... Read More
Dr. Michael Diamond, 2016 Elizabeth O. King Lecturer, has worked for the past two decades investigating how viruses work, with a goal of defining basic principles of pathogenesis and host immune restriction. His talk in this podcast focuses on how his laboratory has studied three emerging mos... Read More
Mycologist Paul Stamets lists 6 ways that the mycelium fungus can help save the world. Read More
Materials scientist Jeffrey Brinker and his collaborators at Sandia National Laboratory in Albuquerque, N.M., have confined individual Staphylococcus aureus cells in vessels that consist of porous silica nanostructures. These structures isolate the cells physically and chemically from other cell... Read More
Broad spectrum antibiotics are available that act against a wide range of bacteria, including both gram-positive and gram-negative species. In contrast, our antiviral arsenal is exceedingly specific. Nearly all the known antivirals block infection with one or two different viruses. The discovery... Read More
This episode: Non-pathogenic Clostridium difficile strains can protect hamsters against their disease-causing bacterial siblings!
(7 MB, 7.5 minutes)
When hamsters were colonized with toxin-free strains of C. difficile, they were better able to resist infection b... Read More