6,308 results
6,308 results for: Virus
- Physics
New probe zooms in on midgets of magnetism
A new microscope for peering at magnetic materials provides the first glimpses of how such materials behave on a scale of only tens of atoms.
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Killer yeast win epic battle of toxins
Researchers have discovered the molecular mechanism that keeps a yeast cell programed by a virus to spew a toxin that kills neighboring yeast cells from killing itself.
- Health & Medicine
Ebola May Enter Cell via Folate Gate
A cell-surface molecule that normally binds to folate might be targeted by Ebola and Marburg viruses as their entry point to people's cells.
- Health & Medicine
Herpes virus homes in on cancer target
Herpes simplex virus 1 has an affinity for cells with a mutation that marks many tumors, indicating how the virus may be refined as a cancer therapy and that certain new drugs might attack herpes itself.
- Health & Medicine
Synthetic protein may yield malaria vaccine
A molecule patterned after part of the parasite that causes most severe malaria induces a strong immune response in people.
- Health & Medicine
Stem cell research marches on
Cells from human embryos can be transformed into heart cells or insulin-secreting cells.
- 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
Arteries may be vulnerable to HIV attack
HIV may directly interact with cells in arteries, predisposing people to heart attacks.
- Health & Medicine
Gene implicated in deadly influenza
A strain of influenza virus that struck in Hong Kong in 1997 got some of its lethality from a mutation in the gene encoding an enzyme called PB2.
- Health & Medicine
For a change, infection stymies HIV
A hepatitis-like virus that causes no known diseases seems to help people stave off the progression of HIV, the AIDS virus.
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A fish’s solution to broken hearts
The zebrafish can regenerate missing heart muscle.
- Health & Medicine
As population ages, flu takes deadly turn
The annual U.S. toll of influenza has risen dramatically since the late 1970s, in part because of the advancing age of the population.
