When cells are confronted with an invading virus or bacteria or exposed to an irritating chemical, they protect themselves by going off their DNA recipe and inserting the wrong amino acid into new proteins to defend them against damage, scientists have discovered.
These "regulated errors" com... Read More
There has been a “worrisome spike” in secondary bacterial infections among Americans with swine flu, federal health officials said Wednesday, urging more people at risk to get the underused vaccine that prevents some of those infections.
Bacterial infections are a common and sometimes deadly ... Read More
Denise Grady, a science writer for The New York Times, recently explored the link between a recently discovered virus called XMRV and chronic fatigue syndrome, in “Is a Virus the Cause of Fatigue Syndrome?” Here, Dr. Nancy G. Klimas, who serves on the board of the International Association for C... Read More
A continuación: vacunas contra la neumonía, el lavado de manos y la gripe estomacal, la salud oral y el embarazo, y la posibilidad de vida en Marte.
Vacunas contra la neumonía
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Turkeys are not just good for Thanksgiving. They can help power a town and create jobs using just their waste.
A company in Benson, Minnesota called Fibrominn has come up with an ingenious way to turn that litter into energy - generating close to 55 megawatts! This has made Fibrominn the ver... Read More
Frank Roberto trawls Yellowstone’s thermal pools for viruses and microbes. On a recent trip to the park, he hunted for bacteria that could aid in the production of biofuels and bioplastics.
Roberto dips a small plastic vial into the pool by hand, scooping up a half-cup of water. He caps the v... Read More
Two new studies reveal in unprecedented detail how the ribosome interacts with other molecules to assemble new proteins and guide them toward their destination in biological cells. The studies used molecular dynamics flexible fitting (MDFF) to examine the interaction of the ribosome with two pro... Read More
A mutation found in three cases of pandemic swine flu in Norway, one fatal and two severe, has raised fears that the virus is becoming nastier - but these may be premature.
The autumn wave of the pandemic may be peaking (PDF) in parts of Europe, the US and Japan, and virologists now fear that... Read More
U.S. scientists say bacteria in six large arctic river ecosystems might be used as markers for monitoring climate change in the polar region.
Researchers at the University of Maryland's Horn Point Laboratory said their study of bacterial communities in the ecosystems reveals predictable tempo... Read More
Research into Alzheimer's disease seems an unlikely approach to yield a better way to fight urinary tract infections (UTIs), but that's what scientists at Washington University School of Medicine in St. Louis and elsewhere recently reported.
One element links the disparate areas of research: ... Read More
Staph Sergeant and his army of germs try to take over the world. Read More
The International Association of Synthetic Biology announced that it has finalized its code of conduct for gene synthesis, covering ethics, biosafety, and biosecurity aspects of gene synthesis.
The code of conduct put forth by the European group follows the establishment last week of an inter... Read More
Scientists have crystallised a protein that may help gut bacteria bind to the gastrointestinal tract. The protein could be used by probiotic producers to identify strains that are likely to be of real benefit to people.
"Probiotics need to interact with cells lining the gut to have a benefici... Read More
Food Safety Tips from Heather Buonomo, Dept of Environmental Health, San Diego. Read More
Practical advice from K-State Research and Extension food safety specialist Karen Blakeslee . Read More
Your Thanksgiving leftovers might get wrapped in plastic, or stored in a container, but before long they'll go bad. Now researchers have created new technology that could significantly extend the life of your food, and improve food safety overall. And as this ScienCentral News video explains, it... Read More
Rothia dentocariosa. Granular microcolonies, 18 hour aerobic growth on trypticase soy agar (250X) Read More
Federal health officials are trying to shift supplies of the seasonal flu vaccine away from chain pharmacies and supermarkets to nursing homes, hoping to counter a shortage that threatens to cause a wave of deaths this winter among the nation’s most vulnerable population.
The extent of the sh... Read More
A leading association of clinicians on Monday accused an "anti-vaccination movement" of breeding suspicion about the (A)H1N1 swine flu vaccine in Europe and declared public health and lives were at risk.
The European Society of Clinical Microbiology and Infectious Diseases (ESCMID) said it wa... Read More