6,285 results
6,285 results for: Virus
- Health & Medicine
New gene-therapy techniques show potential
Two technologies for transferring genes, one that uses mobile DNA called transposons and another that uses a weak virus, have proved successful in overcoming genetic disorders in mice.
- Health & Medicine
Bats may spread new Malaysian virus
A Nipah virus outbreak in Malaysia may have started when bats spread disease to pigs.
- Health & Medicine
New inner ear hair cells grow in rat tissue
Using a gene known to control hair-cell growth, researchers have grown hair cells in tissue taken from newborn rats' cochleas, raising hopes that inner ear damage may someday be reversible.
- Computing
‘Love bug’ lessons
In early May, the malicious ILOVEYOU computer virus shut down hundreds of thousands of computers and caused several billion dollars in damage.
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Gene therapy grows bone in mice and rats
A new gene therapy tested in rodents regrows bone by transforming skin and gum cells into bone-making cells or into cells that mass-produce a molecule called bone morphogenetic protein-7, which induces bone growth.
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Viruses that slay bacteria draw new interest
Bacteriophages, viruses that kill bacteria, may be able to cure seafood poisoning, decontaminate poultry, and tackle anthrax.
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RNA and DNA help cells switch class
Immune cells may tailor their genetic blueprint for antibodies through unusual RNA-DNA structures.
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Pen-shaped device purifies water
A battery-powered instrument the size and shape of a pen can quickly disinfect contaminated drinking water.
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Viral enzyme tackles strep throat
An enzyme from viruses that chew up bacteria may be a new kind of antibiotic.
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Prenatal problems linked to schizophrenia
Three large, long-term studies found that periods of oxygen deprivation in the fetus, along with obesity and second-trimester respiratory infections in the mother, are associated with adult schizophrenia.
- 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
DNA vaccine for measles shows promise
A measles vaccine consisting of just a couple of DNA strands proves effective in monkeys, possibly presenting an alternative or complementary vaccine for the standard immunization now used worldwide.
