Uncategorized
- Health & Medicine
Paper Chased: Cancer-vaccine study is retracted
Researchers in Germany have retracted a paper that reported promising results for a vaccine that elicited immune responses against cancer cells.
- Health & Medicine
Sweet Relief: Comfort food calms, with weighty effect
Chronic stress might drive people to consume comfort foods that can soothe the brain.
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DNA Tie for Two Disorders: Genetic defects link psychiatric ailments
Alterations of genes that produce a protective, fatty coating for brain cells may influence the development of both schizophrenia and bipolar disorder.
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Multiple sclerosis (MS) is considered to be an autoimmune disease of the central nervous system that attacks the myelin sheath around neurons. If there were a relationship between myelin and psychiatric illnesses, as suggested in your article, then many people with MS would suffer from schizophrenia or bipolar illnesses. The study is much too small […]
- Health & Medicine
Damage Patrol: Enzyme may reveal cancer susceptibility
People with lung cancer show less DNA-repair activity by a certain enzyme than people without the disease do.
- Physics
Fusion Boost: Promising path to heavy nuclei
By using radioactive nuclei as projectiles in accelerator-based nuclear collisions, scientists may be able to produce more readily than expected many exotic heavy nuclei that are impossible to make today but are crucial for future advances in nuclear physics.
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19273
There is a striking similarity in the wave patterns of the ash plume on the cover of the Sept. 13 issue (above) and those in the gas of the Perseus Cluster pictured in this article. Could it be that volcanoes produce sound waves we can’t hear but can see in the plume? Paul HeinsGainesville, Fla. […]
- Astronomy
A Low Note in Cosmos: Sounding out a new role for black holes
Astronomers have for the first time detected sound waves generated by a black hole.
- Health & Medicine
Control of animal epidemic slowed human illness
Control measures implemented in response to the devastating animal epidemic of foot-and-mouth disease can apparently help curtail the spread of the cryptosporidium parasite, which sickens people.
- Health & Medicine
Coronary calcium may predict death risk
The amount of calcium in the coronary arteries can serve as a risk marker for people who are otherwise without heart disease symptoms.
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I read this article with interest. Can you tell me what contributes to these deposits in arteries? Julie WinslettDahlonega, Ga. It’s not ingestion of calcium, at least in people with normal kidney function, says Paolo Raggi of Tulane University in New Orleans. Rather, the condition stems from damage to vessel walls wrought by high blood […]
- Earth
New mantle model gets the water out
A novel notion of geophysical processes taking place deep within our planet may explain why the upper layer of Earth's mantle is relatively depleted of many trace elements.
