6,301 results
6,301 results for: Virus
- Health & Medicine
‘Knuckle fever’ reaches Italy
A virus that causes debilitating fever and joint pain has spread from Africa to Italy, where it has caused at least 284 cases of illness.
- Health & Medicine
Early Arrival: HIV came from Haiti to United States
New analysis of 25-year-old blood samples indicates that HIV reached the United States in about 1969, 12 years before AIDS was first formally described.
- Health & Medicine
Nongene DNA boosts AIDS risk
People with a newly discovered genetic variation are more vulnerable to HIV infection.
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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
Wrong Way: HIV vaccine hinders immunity in mice
An HIV vaccine hurts, not helps, the immune systems of mice, say scientists.
- Health & Medicine
Dengue virus found in donated blood
Scientists have discovered that 12 units of blood donated in Puerto Rico in late 2005 contained the dengue virus.
- Tech
Tractor beam
Magnetic nanoparticles selectively bind to specific bacteria and can drag them out of a liquid.
- Health & Medicine
Sickle Save: Skin cells fix anemia in mice
Using a new technique to turn skin cells into stem cells, scientists have corrected sickle cell anemia in mice.
- Health & Medicine
HIV variant might help vaccine search
Scientists have discovered an unusual HIV protein in a Kenyan woman that makes the virus vulnerable to antibodies.
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Sickness and Schizophrenia: Psychotic ills tied to previous infections
Two new studies provide evidence for the longstanding suspicion that certain viral infections early in life promote the development of schizophrenia and related psychotic disorders.
- Animals
People bring both risk and reward to chimps
Tolerating human researchers and ecotourists brought a group of chimpanzees a higher risk of catching human diseases but a lower chance of attacks from poachers.
- 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.
