El podcast del microbio Nº 361 summarize the article writen by Marks LR, Reddinger RM and Hakansson AP and published in mBio about the high levels of genetic recombination in Streptococcus pneumoniae ... Read More
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
An outbreak of ten cases of poliomyelitis caused by circulating vaccine-derivied poliovirus type 2 (cVDPV2) is ongoing in Pakistan, centered in the Kila Abdulla/Pishin area of Baluchistan. The same virus strain has spread to the neighboring Kandahar province in Afghanistan, where two paralytic c... Read More
This episode: Fungi sense worms coming and trap them!
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El podcast del Microbio Nº 284 summarize the paper by Tong et al published in PNAS about the finding of a distinct lineage of in... Read More
Students learn in many different ways than simply taking tests. In my Microbiology course, I have students write a length term paper (a "Microbiography"). As part of this process, students create one page "summaries" of their microbial topic, which I call "Nanobiographies." In this blog post,... Read More
This episode: Scientists engineer E. coli to be addicted to caffeine!
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This episode: Discovery of a bacterium infected by two distinct organisms at the same time!
This episode: Alga adapts to hot, toxic environments by copying prokaryote genes!
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Harvard University is home to some of the world’s finest virologists. But apparently they do not communicate with the writers at Harvard Magazine, where a botched story on the avian H5N1 influenza virus has just been published. Read More
Poliovirus has made the cover of Time magazine. The Time cover image for the 14 January 2013 issue is a model of poliovirus bound to a soluble form of its cellular receptor, CD155. I was part of the team that solved the structure of this complex in 2000, together with the laboratories of Jim Hog... Read More
This episode: A virus has borrowed a bacterium's defenses to infect better!
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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
Deans of public health schools in the United States have sent a letter to President Obama, in which they criticize the use of a vaccination campaign by the Central Intelligence Agency in Pakistan to hunt for Osama bin Laden. I wonder if he will reply. Read More
Dr, Francis Su is a mathematician at Harvey Mudd College in Southern California. Last week, he was honored with the prestigious Haimo Teaching Award of the Mathematics Association of America at the Join Math Meetings in San Diego. His acceptance speech is inspiring to any educator and any stud... Read More
El podcast del microbio Nº 366 summarize a recent article published in PNAS on the characterization of the critical step in HIV-1 protease maturation by using bioinformatics tools. El podcast del microb... Read More
The World Health Organization’s campaign to eradicate poliomyelitis made impressive inroads in 2012: only 212 cases were reported, compared with 620 the previous year; moreover, India remained polio-free. The dark side of this story is that as wild polio is eliminated, vaccine-associated poliomy... Read More