Brightsurf Science News & Current Events

April 07, 2003
UW researchers find second anthrax toxin receptor
Building on their 2001 discovery of a cellular doorway used by anthrax toxin to enter cells, University of Wisconsin Medical School researchers have found a second anthrax toxin doorway, or receptor.

COX-2 enzyme instrumental in Parkinson's disease
Research by neurologists at Columbia University suggests that COX-2 inhibitors like Celebrex and Vioxx may someday help Parkinson's disease patients by preventing the death of neurons that characterizes the disease.

Z produces fusion neutrons, Sandia scientists confirm
Throwing its hat into the ring of machines that offer the possibility of achieving controlled nuclear fusion, Sandia National Laboratories' Z machine has created a hot dense plasma that produces thermonuclear neutrons.

Arthritis drug suppresses cancer development by stopping action of key protein
Researchers at The University of Texas M. D. Anderson Cancer Center have, for the first time, identified the molecular pathway by which a commonly prescribed arthritis medication inhibits the growth of cancer.

Rep. Holt of Hopewell, N.J., wins public service award from world's largest scientific society
Rep. Rush Holt (D-N.J.), a strong advocate for improving math and science education and increasing federal funding for research and development, has won the American Chemical Society Award for Public Service.

Wrinkle-free mice provide clues about obesity, wrinkles and hair growth
What do wrinkles, hair growth and obesity have in common?

Inflammation marker signals stroke risk in healthy middle-aged men
High levels of the inflammation marker C-reactive protein (CRP) in healthy, middle-aged men signals an increased risk of ischemic stroke in later life, according to a 20-year follow-up study reported in today's rapid access issue of Circulation: Journal of the American Heart Association.

Plant pathologists find growing number of plants affected by sudden oak death
The newly discovered disease, Sudden Oak Death (SOD), is quickly gaining a reputation, and it's not a good one.

University of Georgia scientists plot key events in plants' evolution
A new University of Georgia study, just published in Nature, demonstrates key events in plant evolution.

Education Action Zones performance is inconsistent with innovation
Education Action Zones, introduced by the Government in 1997 as a way of driving up standards through innovation, had a

UC anthropologist advocates broader surveys of ancient landscapes
Work by a University of Cincinnati anthropologist published on Monday, April 7, in the highly prestigious

Arsenic in drinking water may be linked to cancer Dartmouth study finds
Exposure to small amounts of arsenic in drinking water may inhibit expression of genes involved in a critical housekeeping function that enables cells to repair damaged DNA, Dartmouth Medical School researchers find.

New high-tech approach identifies two proteins involved in lung cancer, Duke team shows
Researchers at Duke University Medical Center have devised an advanced technique that uses mass spectrometry to identify specific proteins that are over-expressed in cancer cells, blood, urine, or any substance that contains proteins.

Drug used to treat cholesterol prevents growth of breast cancer cells in lab
Statin drugs used to lower cholesterol may also help prevent development of breast cancer, say researchers who studied the drugs in laboratory cell cultures.

Salaries, employment down for new chemistry grads but less than for general job market
Although starting salaries and employment are down for new chemistry graduates, the picture is not as dark as it is for the general job market, according to the American Chemical Society's latest starting salary survey.

11C-Acetate PET shows promise for early detection of prostate cancer recurrence
Decisions about how to treat recurrent prostate cancer are based on whether the disease is localized or includes distant metastases; identifying appropriate treatment as early as possible leads to a better prognosis and reduced costs.

Proteomics drives new generation of medical treatment
New precision technology, based on protein structures and function, is making it possible for clinicians to detect cancer earlier than ever and provide individualized treatment.

New study documents domestic violence by race, income in R.I.
Although black and Hispanic women comprised 6 percent of Rhode Island's 1990 population, they represented more than 17 percent of victims in police reports documenting domestic violence and sexual assault, according to a Brown University study published in the journal Public Health Reports.

Hypothyroidism associated with reduced breast cancer
Women with a common thyroid gland disorder appear to have a reduced chance of developing invasive breast cancer, say researchers at The University of Texas M.

Science Picks--Leads, Feeds and Story Seeds (April 2003)
Looking for Earth Day story ideas? We've got you covered--from African dust to bulging ground to carbon sequestration to ancient shaking in L.A.

Whether quake disaster or terrorist threat, hospitals can safely evacuate patients
In the event of a significant threat to their buildings and facilities, hospitals can successfully evacuate patients and staff without relying on outside assistance, a UC Irvine study found.

Rice University lands $1.7M for articular cartilage study
Rice University has received a $1.7 million grant from the National Institute of Arthritis and Musculoskeletal and Skin Diseases to develop biodegradable plastics that can be injected in place of damaged or missing cartilage, acting as template for the re-growth of healthy cartilage.

Researchers find little benefit to toilet training before 27 months of age
There are few advantages to starting toilet training in children younger than 27 months of age, according to researchers at The Children's Hospital of Philadelphia.

Northwestern receives $5.65 million for reproductive research
Northwestern University has received $5.65 million from the National Institute of Child Health and Human Development to establish the multidisciplinary Center for Reproductive Research at Northwestern.

Antioxidant alpha lipoic acid (ALA) significantly improves symptoms of diabetic neuropathy
A collaborative study between Mayo Clinic and a medical center in Russia found that alpha lipoic acid (ALA) significantly and rapidly reduces the frequency and severity of symptoms of the most common kind of diabetic neuropathy.

Experts outline reasons why headache treatment fails
Most people with difficult-to-treat headaches have a biologically determined problem and can be helped by accurate diagnosis or effective treatment, according to an article published in the April 8 issue of Neurology, the scientific journal of the American Academy of Neurology.

Gene for cellular receptors could be key for lower heart risk
People with a certain form of a gene that influences blood flow may have a lower risk of having a heart attack and dying from heart disease, according to a new study in today's rapid access issue of Circulation: Journal of the American Heart Association.

DHEA supplement shows no effect on Alzheimer's disease
The supplement dehydroepiandrosterone, or DHEA, which has been touted by some as an anti-aging hormone and a treatment for diseases such as cancer, AIDS, diabetes and Alzheimer's disease, showed no effect for Alzheimer's disease patients who took the supplement for six months, according to a study published in the April 8 issue of Neurology, the scientific journal of the American Academy of Neurology.

Compound developed from mussels may lead to safer, more effective medical implants
Medical implants may soon get better at preventing life-threatening clogs and bacterial infections thanks to an unusual coating that is being developed from mussels, according to researchers at Northwestern University.
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