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Obituary: Ralph F. Hirschmann 1922 - 2009 - first to synthesize ribonuclease

Ralph F. Hirschmann, a leader of a team of biochemists that for the first time synthesized an enzyme, one of the master chemicals of life, died June 20 at his home in Lansdale, Pa. He was 87. The cause was kidney failure, his daughter Carla Hummel said.

Along with Robert G. Denkewalter, Dr. H... Read More

Microsporum gypseum macroconidia

Microsporum gypseum macroconidia. Interference microscopy. (400X) Read More

Researchers create a "mouse hospital" to study spread of C. difficile

Talk about mouse models - "A team of scientists have successfully mirrored the infection cycle of C. difficile by generating a 'mouse hospital' with conditions mimicking the human environment in which C. difficile is transmitted."

"C. difficile is a highly resistant and highly infectious path... Read More

Make Your Own Van Leewenhoek Microscope

A recent guest post on the Small Things Considered blog by ... Read More

How Flu Damages Lung Tissue

A protein in influenza virus that helps it multiply also damages lung epithelial cells, causing fluid buildup in the lungs, according to new research from the University of Alabama at Birmingham (UAB) and Southern Research Institute. Publishing online the week of July 13 in the journal of the Fe... Read More

Spanish researchers use carbon nanotubes to detect Salmonella typhi in real time

Bacterial diseases are usually detected by first enriching samples, then separating, identifying, and counting the bacteria. This type of procedure usually takes at least two days after arrival of the sample in the laboratory. Tests that work faster, in the field, and without complex sample prep... Read More

Computer and TV LCD Monitors and Biomedical Applications

You would never think that your old computer LCD monitor could be harvested for biomedical applications, but that is exactly what researchers from the University of York are experimenting with.

"Waste material from discarded televisions could be recycled and used in medicine, according to new... Read More

TWiV 41: Fish flu



In episode 41 of "This Week in Virology", Vincent RacanielloDick... Read More

Is M. barkeri tough enough to survive Mars?

While many microbiologists have discovered a wide range of extremophiles (bacteria that thrive in environments not suitable for most life), most of these microbes do not take well to unaccustomed surroundings. However, according to livescience.com, one bacterium, Methanosarcina barkeri, is note... Read More

Tough Microbe Has The Right Stuff for Mars

Meet Methanosarcina barkeri... according to this article in Astrobiology Magazine (and they should know), it is the ultimate survivor microbe. Because it is so tough, and because it breathes methane, researchers are eyeing it a possible extraterrestrial bacteria and possibly responsible for the ... Read More

FDA issues recall of "Nuby," "Cottontails" and "Playschool" teethers

Luv N’ Care Ltd. of Monroe, La., is initiating a nationwide recall of gel-filled teethers with the brand names “Nuby,” “Cottontails” and “Playschool,” because the liquid inside the gel-filled teethers has been found to contain Bacillus subtilis and Bacillus circulans bacteria in the gel.

Alth... Read More

Microorganisms in waters near Alviso fascinate scientists, explorers

Scientists and microbe hunters along San Francisco Bay have teamed up to explore the microbial diversity of a small area they have named 'The Weep'. 'If the world can be seen in a grain of sand, as poet William Blake wrote, just imagine the inner life of a ditch. A crowd of microbe hunters had... Read More

Microsporum gypseum microconidia

Microsporum gypseum microconidia. Unstained interference phase microscope. (1000X) Read More

Cataloging the Amazon Rain Forest's Soil Microbes

"The Amazon rain forest may be the largest reservoir of soil microbes on Earth, yet researchers acknowledge that many of these organisms are almost unknown to science, according to University of Massachusetts Amherst microbiologist Klaus Nüsslein. What is clear, he adds, is that the area is unde... Read More

New book from ASM Press, The Elusive Malaria Vaccine: Miracle or Mirage?

Malaria is one of humankind's greatest killers, yet despite the best efforts of scientists, an effective vaccine is still not available to prevent it. A new book from ASM Press, The Elusive Malaria Vaccine: Miracle or Mirage? tells the story of the search for a still unrealized vaccine.

Chron... Read More

Cleaning Office Environments of Microbial Contaminants

Here's a poster presentation by Luke Johnson from Canada's Carleton University on "Cleaning Office Environments of Microbial Contaminants," or how to best clean up an office space after a biothreat incident such as anthrax. Johnson was this year's recipient of the American Industrial Hygiene As... Read More

Know Your Mushrooms - The Documentary

Larry Evans, president of Western Montana Mycological Association, along with fellow mycologist, Gary Lincoff, introduce film audiences to the weird world of mycology in the new documentary "Know Your Mushrooms." With a psychedelic soundtrack produced by The Flaming Lips, director Ron Mann's doc... Read More

Science on Twitter

An article about scientists' use of Twitter appears on BioOne's website. Of particular interest is how evolutionary biologist Jonathan Eisen approaches this communications technology:

One scientist who is exploring Twitter's potential utility for his work is evolutionary biologist Jonathan Ei... Read More

A Microbiology Curriculum for K through 12 Grades

Bact to school time is on the horizon and I am sure many teachers, educators and professors are looking for supplemental course material or new ideas.

A quick search on the web resulted in this comprehensive Microbiology curriculum for K-12 that was presented at the 1997 Annual Meeting of th... Read More

Codex confirms “alternative approach” for listeria monocytogenes in ready to eat food

From Food Production Daily - The Codex Alimentarius Commission has moved quickly to clarify a newly ratified standard on permitted levels of listeria monocytogenes (Lm) in ready-to-eat (RTE) food after being challenged by the UK’s Chilled Food Association (CFA).

On Monday, the Food and Agricu... Read More

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