Health & Medicine
- Life
H9N2 avian flu strain has pandemic potential
Just one change in a strain of avian flu virus makes it transmissible by direct contact in ferrets, but the virus still lacks the ability to spread by airborne particles.
- Health & Medicine
Running interference on cholesterol
Injected RNA molecule lowers LDL in rats and monkeys.
- Health & Medicine
Never bet against a pro
Players run a simulation of a throw in their own brains and muscles and are more accurate at predicting whether a shot will go in the basket than coaches, sports journalists or novice watchers.
- Health & Medicine
Perfumed mother’s milk
New study shows synthetic musks are passed on to babies through mother’s milk, but how these artificial compounds act in the body still unclear.
- Life
Making T cells tougher against HIV
Delivering small interfering RNAs, or siRNAs, to human immune cells in mice protects the cells from HIV and suggests future therapy for patients.
- Life
Eat less, weigh more
Separate neurons in the nematode brain control eating and fat-building. The discovery may help explain some mysteries of obesity.
- Health & Medicine
Nanomagnets tackle cancer
Under the influence of an external magnetic field, tiny magnets act as highly localized space heaters, warming to temperatures that kill adjacent cancer cells.
- Health & Medicine
Neuron Killers
Misfolded, clumping proteins evade conviction, but they remain prime suspects in neurodegenerative diseases.
- Humans
Wake-up call for sleep apnea
A large, long-term study of sleep apnea links the breathing disorder to increased risk of death.
- Health & Medicine
Dopamine could help the sleep-deprived still learn
Sleep loss impairs fruit flies’ ability to learn, just as it does in people. But boosting dopamine in the flies can erase these learning deficits.
- Health & Medicine
Promising HIV gel fails in latest trial
Halted in trials, an anti-HIV gel is ineffective, but may not add to risk of infection, as previously thought.
- Health & Medicine
Costly Health Care Mistakes
Medical malpractice that many of us won’t recognize as such — or be able to prove — remains too high.
