Throat swab of (5) years old child from emergency department for culture and sensitivity clinical summary scarlet fever.
Streptococcus pyogenes, or Group A Streptococcus, is a spherical, Gram-positive bacterium. S. pyogenes displays streptococcal group A antigen on its cell wall and typic... Read More
Spongiform encephalopathies are neurodegenerative diseases caused by misfolding of normal cellular prion proteins. A 2014 case of variant Creutzfeldt-Jacob prion disease in the United States was probably caused by eating beef from animals with bovine spongiform encephalopathy (BSE), or mad cow d... Read More
Prof. Szybalski might have been referring to a truck with a wood gas generator
Apparently they are still in use north of the b... Read More
Spencer Diamond and Britt Flaherty, PhD students at UCSD, Spencer in the Susan Golden Laboratory and Britt in the James Golden Laboratory, author a post on Small Things Considered about the green potential for cyanobacteria.
"With such famous bacteria as Escherichia coli and Bacillus subtili... Read More
Alkaline lysis was first described by Birnboim and Doly in 1979 (Nucleic Acids Res. 7, 1513-1523) and has, with a few modifications, been the preferred method for plasmid DNA extraction from bacteria ever since. The easiest way to describe how alkaline lysis works is to go through the procedure ... Read More
If you have always wanted to know what coral reefs and the human oral cavity have in common, listen as guests David Pride and Forest Rohwer talk about their work on the microbiomes and viromes of these two environments, and you'll also understand why mucus is cool.
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Vincent speaks with John Coffin about his career studying retroviruses, including working with Howard Temin, endogenous retroviruses, XMRV, chronic fatigue syndrome and prostate cancer, HIV/AIDS, and his interest in growing cranberries.
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In midsummer 1986, five years after starting my poliovirus laboratory at Columbia University, I received a letter from Frederick L. Schaffer, a virologist at the University of California, Berkeley, asking if I would like to have his collection of poliovirus stocks. He was retiring and the sample... Read More
Host: Vincent Racaniello
Host: Vincent Racaniello
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Viruses exist for one purpose only: to reproduce. To do that, they have to take over the reproductive machinery of suitable host cells.
Upon landing on an appropriate host cell, a virus gets its genetic material inside the cell either by tricking the host cell to pull it inside, like ... Read More
I spent a week and a half learning metagenomic analysis in Michigan from some awfully smart and pleasant people. Learn more at the link! Read More
There is no evidence for further spread among humans of a novel coronavirus recently isolated from two individuals with severe respiratory illness. This conclusion has been drawn after scrutinizing the travels (figure) and contacts of a Qatari adult who was transferred to intensive care in Londo... Read More