Archaeans are single-celled creatures that join bacteria to make up a category of life called the Prokaryotes (pro-carry-oats). Prokaryotes' genetic material, or DNA, is not enclosed in a central cellular compartment called the nucleus. Bacteria and archaea are the only prokaryotes. ... Read More
A new retrovirus, xenotropic murine leukaemia virus-related virus (XMRV), first identified in tumor tissue of individuals with prostate cancer, was subsequently found in 68 of 101 US patients with chronic fatigue syndrome (CFS). XMRV was not detected in blood samples of 186 confirmed CFS patient... Read More
Michael Yarmolinsky, Scientist Emeritus in the Laboratory of Biochemistry and Molecular Biology of the Center for Cancer Research, National Cancer Institute, NIH, explores how the virulent, double-stranded DNA phage called Chi attacks only motile strains of bacteria.
Click source for more. Read More
Hi Dr.s R&D,
I thought you might be interested in this news article about aquaculture in Hong Kong. Perhaps it's time for another fish parasite episode? I love the podcast, keep up the great work.
Bill writes: Read More
After having listened to your discussions on Plasmodium (TWiP 64), I explored papers on treatment options that are actually available. After having read some papers, I realized that one of the main roadblocks are the hypnozoite... Read More
Howard Goldfine, Professor of Microbiology at the University of Pennsylvania School of Medicine, has authored a new post on Small Things Considered that looks at the interesting evolution of plasmalogens from anaerobes to plant and animal cells.
"Plasmalogens appeared early, but did not survi... Read More
This episode: Engineered bacteria can be made to produce many different useful kinds of biofilm!
(10.5 MB, 11.5 minutes)
Is there such a thing as an obligatorily multicellular prokaryote? Merry Youle of the Small Things Considered blog reviews a recent paper published in the May issue of Applied and Environmental Microbiology that announces the finding of a new subgroup within magnetotactic multicellular prokaryot... Read More
Since vaccines have been so successful at controlling diseases like smallpox and polio in the United States, we often take our relatively epidemic-free world for granted. But less than a lifetime ago, these diseases and others were still real threats to health. Despite vaccines’ successes, many ... Read More
This episode: Truffle's microbiome helps produce its attractive aromas!
(12.5 MB, 13.6 minutes)
<... Read More
The National Science Foundation has just launched Science360 Radio, a website and app for smart phones and iDevices, that streams science-focused audio content. (Disclaimer: All of MicrobeWorld's podcasts are included.) There are over 100 shows featured and the app is free.
While this much co... Read More
El podcast del Microbio Nº173 deals with the recent Science paper by Jon Lyall et al. about the creation of transgenic chi... Read More
A rare educational Disney animated short film from 1951 with a character called Common Sense who warns about the dangers of the common cold. Read More
PLoS One has published an interesting paper that considers using smart phones for scientific field data collection and suggests mobile apps could also be beneficial for recruiting ‘citizen scientists’ to contribute data easily to central databases through their mobile phone.
Here's the abstr... Read More
Hong Kong is an affluent subtropical city with a well-developed healthcare infrastructure but an intermediate TB burden. Declines in notification rates through the 1960s and 1970s have slowed since the 1980s to the current level of around 82 cases per 100 000 population. We studied the transmiss... Read More
Here is a transcript of TWiM episode #46, "Spore!". Thanks to Frank Shinneman for transcription.
The transcript is also available as a pdf file - click here to download.
... Read More
One of the many interesting controversies that microbiologists can ponder today is whether the alarming proliferation of antibiotic-resistant strains is primarily a consequence of the widespread use of antibiotics in humans and in animal husbandry. An examination of bacteria isolated from terres... Read More
Fun science activity for kids!
Have you ever wondered how scientists extract DNA from an organism? All living organisms have DNA, which is short for deoxyribonucleic acid; it is basically the blueprint for everything that happens inside an organism’s cells. Overall, DNA tells an organism how ... Read More