Chances are, in the course of your scientific career, you will encounter a common problem in research: losing time due to someone else’s mistake. Whether the problem is an incorrect strain or plasmid given to you by another lab, incorrectly made buffers or media from within your own lab, or, in ... Read More
Some people think it would be great if scientists could wipe out all the microbial bugs! Should we do it, and why or why not?
We get a lot of requests to track down the nasty bugs that are making people sick. It's true that some microbes cause health problems such as strep throat, chi... Read More
Here's a movie from the University of Madison-Wisconsin depicting the steps for creating an acid fast stain.
Lewis and Krithivasan Sankaranarayanan—“Krithi”-- both fro... Read More
Would you like to read a concise and well-written review about how genomics has influenced our understanding of infectious diseases? Click "source" above for a satisfying account by David Relman, one of the leading contributors to this field.
After summarizing the dizzying accelerating pace a... Read More
Vincent meets up with XJ Meng and Sarah McDonald at Virginia Tech in Blacksburg to talk about their work on viruses of swine and rotaviruses.
Host: Vincent Racaniello
Guests: Read More
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
A paper just published in nature:
reports an effective antibiot... Read More
Hello TWiM team,
Because of all the recent interest in "microbiological art," I decided to challenge my Biology 350 students to "paint" using luminous bacteria. We have a balloting process, tallied the results, and made some appropriate awards! I think the world of my students, and I hope you enjoy this view i... Read More
It goes by many names: Delhi belly. Montezuma's revenge. The Aztec two-step. But doctors use one not-so-glamorous term: traveler's diarrhea. Read More
Save the date for the Keystone Symposia on Molecular & Cellular Biology conference on “The Gut Microbiome: The Immune Effector/Regulator Network,” taking place February 10–15, 2013 at Sagebrush Inn and Conference Center in Taos, New Mexico, USA. Organized by Lloyd H. Kasper of Dartmouth Medical ... Read More
Dotplots are an extremely useful way of visualizing comparisons of small and large DNA sequences (as well as protein sequences), providing insight into the degree of similarity, deletions, insertions and direct and indirect repeats. In a dotplot, each nucleotide, or small window of nucleotides, ... Read More
Host: Vincent Racaniello
It causes human mucormycosis and bovine mycotic abortion.
It is distinguished from R.arrhizus by its shorter stalk, and smaller sporangia and spores.
Var.oligosporus : has elongated columellae ; spores less obviously striated.
Var.rhizopodiformis : has ... Read More