6,165 results
- Life
Leaf clippings as protein factories
Using plants to mass produce proteins for vaccines and other purposes may soon be possible without genetically engineering whole plants.
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From the October 16, 1937, issue
Biological prospecting on two remote mesas near the Grand Canyon, a newly described and widespread form of meningitis, and primate fossils from the Crazy Mountains of Montana.
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Hold the Embryos: Genes turn skin into stem cells
Scientists have found a way to convert a person's skin cells directly into stem cells without creating and destroying embryos.
- Health & Medicine
HIV is double trouble for brain
The virus that causes AIDS can also cause dementia, by both killing mature brain cells and blocking the creation of new ones.
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- Health & Medicine
Nongene DNA boosts AIDS risk
People with a newly discovered genetic variation are more vulnerable to HIV infection.
- Animals
Antibiotic Alligator: Promising proteins lurk in reptile blood
Scientists are zeroing in on alligator blood proteins that show promise for fighting disease-causing microbes.
- Health & Medicine
Stomaching diabetes
A new way to treat diabetes could recruit cells in the gut to make insulin when the pancreas can’t.
- Health & Medicine
Let there be light
Researchers report restoring vision to people with a rare, genetic form of blindness. A different technique helped blind mice see again and could bring back some sight in people with macular degeneration, retinitis pigmentosa or other blinding diseases.
- Health & Medicine
A Way Forward: Releasing the brakes on cancer vaccines
A new way to overcome tumors' defenses against the immune system marks an important step toward effective cancer vaccines.
- Tech
Tractor beam
Magnetic nanoparticles selectively bind to specific bacteria and can drag them out of a liquid.
- Health & Medicine
The Breast Solution
Reversing earlier advice, health authorities now say that babies of HIV-positive mothers in poor countries have a better chance of avoiding infection if they feed only on breast milk that's not supplemented with other food.
