6,244 results
6,244 results for: Virus
- 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.
- Health & Medicine
Rwandan patients show unusual HIV
Blood tests on people in Rwanda who have had HIV infections for years without symptoms of AIDS indicate that the viruses in these patients have rare mutations.
- Health & Medicine
Taking a toll: Antiviral drugs activate immune system
Promising antiviral drugs activate a key immune-system protein.
