6,166 results
- Health & Medicine
Striking a Better Bargain with HIV
Because a drug frequently used to block the transmission of HIV from mother to infant may have negative consequences for the mothers, researchers are looking for inexpensive treatments that will benefit both mother and child.
- Health & Medicine
Fast Start: Sex readily spreads HIV in infection’s first weeks
People with HIV are many times more infectious to their sexual partners in the weeks or months just after they acquire the virus than they are later on, a study in Uganda demonstrates conclusively.
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Phages take breaks while ejecting DNA
Bacterial viruses, or phages, inject DNA into their prey in a way that is more complicated than researchers had previously thought.
- Health & Medicine
Oral Exams
Scientists are taking advantage of the components in spit to develop new, saliva-based diagnostic tests.
- Health & Medicine
Vaccine protects monkeys from Ebola virus
A combination of a DNA vaccine and a vaccine based on a genetically modified common cold virus enables monkeys to resist Ebola virus, the first evidence that an Ebola vaccine works in primates.
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Obesity may aggravate flu
At least in mice, obesity can greatly exaggerate the severity of flu by impairing the body's immune response.
- Health & Medicine
When Ebola Looms: Human outbreaks follow animal infections
A network of organizations in an African region prone to Ebola epidemics has identified the virus in wild-animal remains prior to two recent human outbreaks, suggesting that animal carcasses may provide timely clues that could prevent the disease from spreading to people.
- Health & Medicine
Neuron Savers: Gene therapy slows Alzheimer’s disease
Putting extra copies of the gene for a cellular growth factor into the brains of people with Alzheimer's disease appears to slow the degenerative condition.
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19509
According to your article, exposure to the Epstein-Barr virus in early life produces only flu-like symptoms but exposure at adolescence or later often results in mononucleosis, which is a possible precursor of multiple sclerosis, diabetes, rheumatoid arthritis, and chronic fatigue syndrome. It seems to me that much human misery could be eliminated by developing a […]
- Earth
Particular Problems
Toxicologists and chemists are forging a new field called nanotoxicology as they grapple with assessing the safety of engineered nanoparticles.
- Health & Medicine
One-Two Punch: Vaccine fights herpes with antibodies, T cells
An experimental vaccine against genital herpes shows promise in animal tests.
- Health & Medicine
Good Exposure: Contact with babies might lessen MS risk
People who grow up with younger siblings close to them in age are less likely to develop multiple sclerosis later in life than are people without such siblings.
