Brightsurf Science News & Current Events

March 29, 2000
New observations of sun's interior shed light on magnetic field activity
Scientists have detected changes in the rotation rates of violent, charged gases some 130,000 miles beneath the sun's surface, a finding that may help them better understand the physical dynamics of the 11-year solar cycle that affects Earth.

'Solar heartbeat' discovered
Astronomers from the National Science Foundation's National Solar Observatory (NSO) have discovered a solar

Northwestern researcher develops molecular method to improve plastics
A Northwestern University materials scientist has developed a novel method to improve polymers that could impact the plastics industry, optical communications, medicine and nanotechnology.This method improves polymers by changing the actual organization of the macromolecules using small molecules as additives, rather than changing the polymer's chemical structure as catalysts do.

Genes or environment: what shapes the sensory homunculus?
A single gene expressed in the brain can change a long- standing icon of basic neuroscience that was until now thought to be shaped mostly by neural input from the body's periphery, Harvard Medical School researchers have found.

Magnetic fields may hold key to malaria treatment, UW researchers find
University of Washington researchers have discovered a method of treating malaria with magnetic fields that could prove revolutionary in controlling one of the world's most serious diseases.

$4.1 million NSF grant to mine Census data
A $4.1 million grant from the National Science Foundation is helping Cornell Professor John Abowd and colleagues harness new technologies to link disparate government-owned data bases and protect the essentially confidential data while making it available to economic and other researchers.

Researchers identify unique circadian rhythm photoreceptor
When an animal is exposed to constant intense light, the internal clock goes haywire, losing all sense of night and day.

VION Awarded SBIR grant to advance its armed TapetĀ® technology
Vion Pharmaceuticals, Inc. received a two-year, Small Business Innovation and Research (SBIR) grant from the National Institutes of Health (NIH)/National Cancer Institute (NCI) of $750,000.

New UNC analysis of N.C. accident records shows growth in motor vehicle-deer crashes
Deer caused 5.4 percent of all reported driving accidents across the state in 1998, according to a new University of North Carolina study of N.C. motor vehicle accident records.

Antarctica's ross ice shelf breaks again
A new, massive iceberg has broken from Antarctica's Ross Ice Shelf, just east of one discovered on March 17.

Brain imaging reveals less medication just as effective in treating schizophrenia
Using advanced brain imaging techniques, researchers at the University of Toronto and the Centre for Addiction and Mental Health (CAMH) have discovered how to treat schizophrenia with significantly lower doses of medication - and fewer side effects.

Achillion Pharmaceuticals licenses Vion's antiviral agent for the treatment of Hepatitis B (HBV) and Human Immunodeficiency Virus-I (HIV)
VION PHARMACEUTICALS, INC. AND ACHILLION PHARMACEUTICALS, INC. signed a licensing agreement for Vion's novel antiviral technology, nucleoside analog (beta)-L-Fd4C, for the potential treatment of HBV and HIV.

Low blood levels of HIV reduce risk of heterosexual transmission
People with HIV infections are less likely to pass the virus to an opposite sex partner if they have low levels of the virus in their blood, according to a new study by researchers from Johns Hopkins, the National Institutes of Health, Makerere University (Kampala, Uganda), the Uganda Virus Research Institute (Entebbe, Uganda), and Columbia University.

'New' drugs, ancient uses; what chemists can learn from the past
Can modern medicine learn new tricks from ancient history? Dr.

Mice show how to calm anxiety
Scientists have found a genetic switch that helps calm anxiety in

Tea drinking improves bone strength in older women
Skeletal measurements were made on 1256 women ages 65-76 from the UK of whom 1134 were tea drinkers.

Vion announces completion of Phase I single dose study of anticancer therapy triapineĀ® and achievement of clinical objectives
VION PHARMACEUTICALS completed a Phase I single dose study of TriapineĀ®, designed to assess Triapine's safety profile and pharmacokinetics when administered intravenously as a two- hour infusion every four weeks.

High blood pressure, medications increase diabetes risk
People with high blood pressure are two and a half times more likely to develop Type 2, or non-insulin-dependent, diabetes as those with normal blood pressure, according to a study led by researchers at Johns Hopkins and published in the March 30 issue of The New England Journal of Medicine.

North central section meeting, Geological Society of America
The 34th annual meeting of the North Central Section of the Geological Society of America will be held April 6-7, 2000, at the Indiana State Government Center, Indianapolis, Indiana.

The genetics of aging: New study says cell division errors may be the common link
Gradual genetic changes may be the source of many, if not all illnesses of aging.
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