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Bacteria's Viral DNA Offers a Sneak Peek into Primitive Immune Systems

Viral DNA trapped in a bacteria cell's chromosome for millions of years has shown how bacteria becomes resistant to antibiotics

A Texas A&M University researcher has discovered how nature's most primitive immune systems worked by studying bacteria's methods of resisting antibiotics over milli... Read More

Mundo de los Microbios - Episodio 74

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A continuación: comunidades microbianas en la zona de permafrost del polo norte; la miel de manuka como inhibidor del Staphylococcus aureus resistente a la meticilina (MRSA); el MRSA en lu... Read More

Stomach bug -- or something you ate? Regardless, it's that time of year

Stomach illnesses peak in winter -- sometimes spread from person to person, sometimes spread via food handled by a sick person. The reason doesn’t really matter, though, when you feel horrible. And, unlike the flu, there's no vaccine you can take to prevent an infection.

Beyond campylobacter,... Read More

Hospital infections study a first, but unreliable

California health officials will try a different approach to collecting hospital infection data because a lackluster study released Thursday has significant limitations, they said.

The department tried to have hospitals report infection rates directly to the state for the first time this year... Read More

Keeping a sense of proportion about swine flu

Scary headlines about swine flu can risk distorting the real threat posed by the H1N1 virus. There also seems to be a collective amnesia among many in the media about previous coverage of the virus.

The plain facts are these. So far, 39 people are known to have died with flu since October, th... Read More

Uganda plans vaccination push to stop yellow fever

Uganda is planning to vaccinate about 2.5 million people in its northern regions against yellow fever, following the recent confirmation that the disease is the cause of a 2-month-old outbreak that has killed more than 40 people, according to press reports.

Uganda's health minister, Dr. Natha... Read More

98.6 Trades Metabolic Cost for Fungal Protection

As a bitter winter storm rages on the east coast, it’s hard to knock being warm-blooded. But what about the metabolic cost of maintaining a high body temperature? Well, a new study finds that we and many other mammals keep up such a torrid temp because it’s a Goldilocks situation—98.6 is just ri... Read More

Is Life’s Chemistry Cooking on Titan?

Saturn’s moon Titan is wrapped in a thick, hazy atmosphere whose chemistry may mirror conditions on Earth before life emerged here some 4 billion years ago. In October Sarah Hörst reported that the resemblance is more than superficial. She simulated Titan’s haze in the lab and found it naturally... Read More

Rich Condit reminisces

On my recent trip to record TWiV #111 at Florida Gulf Coast University, I visited Rich Condit in Gainesville. There he told me a story about how the bacteriophage T7 polymerase/promoter system was developed. It’s an interesting tale that demonstrates how important scientific advances often have ... Read More

Bacteria Provide Example of One of Nature's First Immune Systems, Research Shows

Studying how bacteria incorporate foreign DNA from invading viruses into their own regulatory processes, Thomas Wood, professor in the Artie McFerrin Department of Chemical Engineering at Texas A&M University, is uncovering the secrets of one of nature's most primitive immune systems.

His fin... Read More

CDC: Salmonella outbreak spreads to 16 states

An outbreak of salmonella that was tied to tainted alfalfa sprouts has grown to at least 94 cases in 16 states.

The U.S. Centers for Disease Control and Prevention on Tuesday said the case count had risen from 89 cases in 15 states in the past week, with California joining the list.

More t... Read More

ProMED update: Cholera in Haiti

Haiti's cholera death toll has risen to 2761, and the water-borne epidemic appears to be strengthening its grip on the quake-hit Caribbean nation, official figures showed Wednesday, 29 Dec 2010. At least 60 people were shown to have died on 4 of the previous 5 days
recorded by the health mini... Read More

'Weird life' reveals science at work

The continuing controversy surrounding the announcement of strange bacteria deep in a California lake that can apparently survive on arsenic and even incorporate the element into its DNA is being held up as a shining example for how the scientific process works.

The latest to point this out a... Read More

MTS64 - Martin Blaser - Save Our Endangered Germs

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Virus Previously Linked to Chronic Fatigue Syndrome Was a Lab Contaminant, Not Cause of Disease, New Study Shows

A virus previously thought to be associated with chronic fatigue syndrome is not the cause of the disease, a detailed study has shown. The research shows that cell samples used in previous research were contaminated with the virus identified as XMRV and that XMRV is present in the mouse genome.
... Read More

Key Interaction in Hepatitis C Virus Identified

Scientists from the Florida campus of The Scripps Research Institute have identified a molecular interaction between a structural hepatitis C virus protein (HCV) and a protein critical to viral replication. This new finding strongly suggests a novel method of inhibiting the production of the vir... Read More

Anesthesiologists Spreading Germs During Surgery: Study

A disturbing new study finds that bacteria often contaminate the hands of those who give anesthesia to surgical patients, and those germs contribute to disease transmission during operations
.
Click here to find out more!

"As anesthesiologists, we like to think that the surgical drapes prot... Read More

Net results: Progress is being made in tackling malaria

The World Health Organisation’s annual report on malaria was published on December 14th. As with the report on AIDS, the picture is one of cautious optimism. Malaria is still a huge killer. Nearly 800,000 people, most of them children, succumb each year. But what was, only a decade ago, a desult... Read More

Early Stage Trial Of Anthrax Vaccine Starts, Says Emergent BioSolutions

Rockville-based biopharmaceutical company Emergent BioSolutions Inc. (NYSE: EBS) announced the start of a early-stage clinical trial for its third generation Anthrax vaccine candidate called NuThrax.

Emergent BioSolutions said the Phase 1 clinical trial was in support of the U.S. government's... Read More

Influenza Vaccine Supply Affects Racial and Ethnic Disparities in the Elderly

Vaccine shortages and delays may exacerbate racial and ethnic disparities in influenza vaccination among elderly Medicare beneficiaries, a new analysis suggests.

The study appears in the January 2011 issue of the American Journal of Preventive Medicine.

Researchers employed a cohort analys... Read More
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