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Long-Reigning Microbe Controlling Ocean Nitrogen Shares the Throne

Marine scientists long believed that a microbe called Trichodesmium, a member of a group called the cyanobacteria, reigned over the ocean's nitrogen budget.

New research results reported online February 25 in a paper in Science Express show that Trichodesmium may have to share its nitrogen-f... Read More

Disease gene blocker sneaks past cell defences

Snippets of RNA that switch off disease-causing genes can now slip into cells unaided. This could help efforts to use RNA interference (RNAi) to treat diseases such as cancer and diabetes.

For a gene to be expressed as a protein, it must first be copied into messenger RNA (mRNA). RNAi blocks ... Read More

Less hand-wringing over state of science journalism

A recent article published in the Columbia Journalism Review mulls over the state of science journalism and expresses hope that the future is online. The article actually singles out the MicrobeWorld-related blog Small Things Considered by Elio Schaechter and Merry Youle among several others as ... Read More

Coccidioides immitis

Coccidioides immitis. Hyphae, arthrosporte and young spherule in lung. PSA stain (400X) Read More

Emerging tick-borne disease

Stories of environmental damage and their consequences always seem to take place far away and in another country, usually a tropical one with lush rainforests and poison dart frogs.

In fact, similar stories starring familiar animals are unfolding all the time in our own backyards — including ... Read More

mHealth - Infectious Disease in a Mobile Age (MWV34)

Mobile health or mHealth is part of a movement towards citizen-centered health services delivered through cellular technologies. Mobile phones in particular are becoming a first line of defense against emerging infectious diseases by keeping healthcare practitioners and the public informed ab... Read More

UNL Research Looks to Break the Mold with Lactic Acid Bacteria

We've all experienced it. You take a lid off a bowl in the refrigerator and find those leftovers you had planned to eat covered in a disgusting white fuzzy substance. Or you reach for a slice of bread and see it has turned green.

University of Nebraska-Lincoln researchers are working to find ... Read More

End Polio Now

Yesterday the Wrigley Building in Chicago was officially lit with Rotary International's 'End Polio Now' pledge - as was the Pyramid of Khafre in Egypt and the Obelisk in Buenos Aires. These iconic landmarks and others will provide a dramatic backdrop for an equally dramatic message: End Polio N... Read More

Virology Art: Doilies

Artist Laura Splan has created some cool doilies using viral patterns:

'The design of each doily is based on the structure of a different virus. I begin with a digital image of the virus, which I then base a design on in a graphics editor. The design is then imported into computerized embroid... Read More

Widening Use of Silver Microbicides Raises Several Sets of Concerns

Silver is an age-old, effective microbicide, but one whose commercial use is growing way too rapidly, says Samuel Luoma of the University of California, Davis. Consumer products, including socks, underwear, towels, toothbrushes, paper towels, teddy bears, combs for pets, and food containers, are... Read More

Virus hybridization could create pandemic bird flu

Genetic interactions between avian H5N1 influenza and human seasonal influenza viruses have the potential to create hybrid strains combining the virulence of bird flu with the pandemic ability of H1N1, according to a new study.

In laboratory experiments in mice, a single gene segment from a h... Read More

NIH, FDA Start $6.8M 'Microscope to Marketplace' Effort

The National Institutes of Health and the US Food and Drug Administration today unveiled a new joint effort aimed at developing ways to translate new biomedical discoveries through regulation and into pharmacies and hospitals.

Focused on advancing and intertwining translational and regulatory... Read More

MacArthur "Genius" Grant winner Bassler speaks bacteria language

Princeton microbiology professor Bonnie Bassler, 2002 MacArthur "Genius" Grant recipient and Howard Hughes Medical Institute Investigator, spoke to a crowd of faculty and students Tuesday at Smith.

Bassler's talk, titled "Tiny Conspiracies: Cell-to-Cell Communication in Bacteria," addressed t... Read More

How To Sell Germ Warfare: Can hand sanitizers like Purell really stop people from getting the flu?

Our homes and workplaces, we're told, are trying to kill us. Recently, a University of Arizona microbiologist named Charles Gerba, author of hundreds of scientific papers about household microbes, gave a terrifying lecture at the offices of the Food and Drug Administration. Gerba—who, incidental... Read More

Swine flu pandemic has not peaked, the WHO says

It is "premature" to declare that the swine flu epidemic has peaked, a panel of experts convened by the World Health Organization said Tuesday. The panel had been widely expected to say that the outbreak of pandemic H1N1 influenza had passed its peak and was now tailing off. The experts cautione... Read More

Why Won't Anyone Clean Me?

For its new fridge, Whirlpool Corp. spent months inventing a shelf with microscopic etching so it can hold a can of spilled soda.

The technology is just one weapon against a dirty kitchen secret: Most Americans clean their fridges only once or twice a year.

Now, appliance makers like Whir... Read More

The real Avatar: ocean bacteria act as 'superorganism'

(note - this article covers the same research as http://www.microbeworld.org/index.php?option=com_jlibrary&view=article&id=2864, but offers a different perspective)

In the movie Avatar, the Na'avi people of Pandora plug themselves into a network that links all elements of the biosphere, from ... Read More

Bacteria drive electric mud?

Underwater mud can conduct electricity, possibly with the help of bacteria in the sediment -- a result that helps explain the large amount of electrical activity researchers have detected in ocean sediments, a study published in this week's in Nature reports.

The finding could change how rese... Read More

FDA Approves New Version Of Pfizer's Prevnar Vaccine

The Food and Drug Administration on Wednesday approved a new version of the widely used children's vaccine Prevnar.

The current Prevnar vaccine is given to infants and toddlers to prevent against seven strains of bacteria known as streptococcus pneumoniae that cause a range of illnesses like ... Read More

Mundo de los Microbios - Episodio 42

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Los temas que vamos a tratar esta semana son: digestión anaeróbica, transmisión viral, economía basada en el hidrógeno y, para terminar, productos lácteos endulzados con bacterias.

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