Microbes
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MicrobesHow a germ killer could backfire
A common ingredient in toothpaste and hand sanitizers kills germs on contact. But it also can kill the helpful germs that make water safer.
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MicrobesConvincing bacteria they’re alone
Caffeine may be the trick to confusing some bacteria into thinking they’ve not yet summoned enough troops to launch a successful attack on their host. It could prove an alternative to antibiotics for certain infections.
By Sid Perkins -
AnimalsEven penguins get the flu
Scientists have just identified ‘live’ bird flu virus in Antarctic penguins. But the infections may not be novel. There are some signs these germs have been infecting local wildlife for up to 80 years.
By Janet Raloff -
Health & MedicineInfected cutting boards
Germs can hitchhike into the kitchen on meat and many types of produce. A new study finds that some of those germs are particularly nasty. They are immune to the one or more of the drugs doctors would prescribe to wipe out the infection.
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Health & MedicineNew ‘Heartland’ disease emerges in U.S. Midwest
A new viral disease causes major pain and flu-like symptoms. At present, no treatment or cure exists.
By Janet Raloff -
PlantsWily bacteria create ‘zombie’ plants
Scientists have discovered how some plant pathogens ensure their own survival by transforming flowering plants into strictly leaf-producing ones. These green ‘zombies’ attract insects that the parasites need to help them spread to other plants.
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MicrobesA success for designer life
Synthetic biologists are scientists who create custom organisms in the lab. Their efforts have just taken a big step forward. They have created the first lab-made yeast chromosome. The advance could lead to entirely synthetic organisms customized to produce food, fuel or medicine.
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AnimalsSea otters picked up swine flu
A new study finds that large numbers of sea otters off of the U.S. Pacific coast have been exposed to the ‘pandemic’ type of this killer virus.
By Janet Raloff -
MicrobesReturn of the giant zombie virus
Scientists have discovered a new type of virus in Siberian soils. It's the largest virus ever discovered. And guess what: It could infect cells even after 30,000 years in cold storage.
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Health & MedicineSome of chocolate’s health benefits may trace to ‘bugs’
Dark chocolate offers people a number of health benefits. A new study finds that the breakdown of chocolate by microbes in the human gut be behind some benefits.
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MicrobesArctic thaw is spreading wildlife diseases
Polar animals are encountering new, killer parasites as melting ice unlocks their access to new hosts.
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Health & MedicineHIV: Reversing a death sentence
New research suggests the infection, while serious, can be treated — and maybe cured.
By Bryn Nelson