6,170 results
- Health & Medicine
Vaccine for All? Math model supports mass smallpox inoculation
Vaccinating an entire city in response to a smallpox terrorist attack would save thousands more lives than would quarantining infected people and vaccinating anyone they contacted.
- Health & Medicine
For Failing Hearts: Gene therapy stops decline in animals
Tests in hamsters have raised hopes for creating a gene therapy to stop the common downward spiral of chronic heart failure.
- Health & Medicine
Do liver stem cells come from bone marrow?
Tests of liver tissue from people who've received liver or blood-marrow transplants show that stem cells in bone marrow can populate the liver as liver cells.
- Health & Medicine
Lack of nutrient turns flu nasty
A dietary deficiency in selenium, an essential trace mineral, may cause a usually harmless strain of the flu to mutate into a virulent pathogen.
- Materials Science
Layered Approach
A decade-old method for creating thin coatings is poised to move from the lab to countless low- and high-tech products.
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Hey, we’re richer than we thought!
The latest inventory of life in the United States has turned up an extra 100,000 species of plants, animals, and fungi.
- Health & Medicine
New drugs help battle HIV
Three potential drugs in development rely on novel tactics for attacking the virus that causes AIDS.
- Health & Medicine
Inducing eye-tumor cells to self-destruct
By restarting the subdued self-destruct signal in cancer cells, researchers studying eye cancers have found a way to stop these cancers in cell cultures and in a rabbit model.
- Health & Medicine
Deciphering Virulence: Heart-harming bacteria flaunt unique viral genes
By documenting genetic variation among bacteria responsible for a heart-damaging illness known as rheumatic fever, researchers may have opened paths to new preventive measures and treatments.
- Health & Medicine
Two steps forward, one step back
Just a few days after the National Institutes of Health announced it was canceling a large AIDS-vaccine trial, researchers reported preliminary results from a new vaccine that appears safe.
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Happy Anniversary
In the 50 years since the discovery of DNA's double helix structure, scientists have developed striking new ways to visualize the molecule.
- Tech
Crystal listens for telltale sounds of virus
Scientists have built a device that can hear the movement of viral particles in fluids.
