Brightsurf Science News & Current Events

April 05, 2005
News tips from the Journal of Neuroscience
Newsworthy topics include an article about mouse glial tauopathy, published by the Journal of Neuroscience.

New research on mulitple vs single births may offer new approaches for infertility
The multiple

PNAS highlights for the week of April 4 - 8
This week's highlights include research on ancient Maya salt-making, Toll-like receptors and nerve pain, air pollution and wheat disease, microarray analysis of skin cancer, and cognition and serotonin.

NJIT math professor helps navy detect subs; Explains global warming
The world's oceans, and mathematics, have a lot to say to Eliza Michalopoulou, PhD, associate professor in the department of mathematics at New Jersey Institute of Technology (NJIT).

Ebola virus: from wildlife to dogs
The discovery of Ebola virus antibodies in several species of non-human primate suggests the existence of different degrees of susceptibility to Ebola and, possibly, of strains of various levels of virulence.

Scientists discover better way to generate power from thermal sources
Up until now, the cost of capturing energy from thermal sources has been prohibitive.

Jobs and the employment market: the first statistical data available for seven African capitals
A series of surveys on the labour market and the informal sector were performed in 2001 - 2003, in seven countries of this region.

Patients with heart disease can lower cardiovascular risk factors with exercise, stress management
Aerobic exercise and stress management training can reduce levels of depression and emotional distress, as well as improve markers of cardiovascular risk in patients with heart disease, according to a study in the April 6 issue of JAMA.

Metabolic side effects of antipsychotics are known, but rarely monitored
Psychiatrists are doing a

Study finds no association between diet and pancreatic cancer among men and women
Researchers from the Harvard School of Public Health (HSPH), assessing dietary patterns among men and women and risk of pancreatic cancer, found no association with two wide-ranging dietary patterns and the risk of pancreatic cancer.

Automobile industry and government agree on climate change action
A landmark agreement on climate change action was signed by the Government of Canada and the Canadian automobile industry today.

Famous scientist continues his 'quest' in Waterloo
The noted scientist Edward Witten of the Institute for Advanced Study is visiting Canada's Perimeter Institute for Theoretical Physics.

Injectable drug, combined with counseling, shows promise in treating alcohol dependence
Researchers from the University of Pennsylvania School of Medicine, in conjunction with 23 other sites nationwide, have found that long-acting injections of the drug naltrexone, when added to counseling, significantly reduced heavy drinking in patients being treated for alcohol dependence.

Randy 'Duke' Cunningham, Miss America 2005 Deidre Downs and Dan Haney receive public service awards
In special ceremonies at the 96th Annual Meeting of the American Association for Cancer Research (AACR), U.

Six organizations vie for INFORMS 'science of better' innovation prize
The six finalists competing to win the 2005 Franz Edelman Award for Achievement in Operations Research and the Management Sciences show a marked contrast in the ways that a major sports enterprise, an Asian university, and four major corporations approach innovation in the 21st century.

Vulcain 2 engine now in full production
A small ceremony took place yesterday at the site of Snecma Moteurs in Vernon, France, to mark the beginning of industrial production of the Vulcain 2 engine, designed for the new Ariane 5 ECA and Ariane 5 ES ATV launchers.

ALLHAT findings are 'color blind' in showing diuretics work better for high blood pressure
An article in the April 6 issue of The Journal of the American Medical Association reports study results suggesting older, cheaper diuretics remain the drug of choice for both black and non-black patients in treating high blood pressure and reducing risk of heart disease.

Researchers test new therapy for advanced melanoma
Researchers at the Moffitt Cancer Center and University of South Florida are testing a promising new therapy for advanced melanoma.

Study shows that a kidney transplant can reverse heart failure
Contrary to conventional thinking, a kidney transplant can significantly improve the heart function of people on dialysis who also have a serious form of heart failure.

Emory scientist finds different paths lead to similar cognitive abilities
Despite the divergent evolutionary paths of dolphins and primates -- and their vastly different brains -- both have developed similar high-level cognitive abilities, says Emory University neuroscientist and behavioral biologist Lori Marino.

Vitamins, foods might improve your genes
Does heart disease or cancer run in your family? There are ways to stack the odds in your favor.

Onion compound may help fight osteoporosis
Besides adding flavor to food, onions may also be good for your bones.

For sardine and anchovy, El Niño events do not always have the same effects
The warm El Niño episodes are generally accepted to be harmful to the development of cold-water anchovy populations, but favourable for abundant populations of sardine, adapted to warmer waters.

Maternal iron deficiency disrupts mother/child interaction
New mothers who are mildly iron deficient -- a common result of childbirth among women who don't take their vitamins -- are less emotionally available or in tune with their babies, a Penn State study has shown.

NSF renews Cornell's Arecibo contract
The National Science Foundation (NSF) has renewed Cornell University's management contract for the operation of Arecibo Observatory, the world's largest and most-sensitive single-dish radio/radar telescope.

Pairs of Seagliders set endurance records
Two ocean-diving gliders built at the University of Washington were retrieved late last month near Kauai after setting a world record by traveling a quarter of the way across the Pacific Ocean, a new mark for autonomous - or unmanned - underwater vehicles.

Exercise, stress management show physiological benefits for heart patients
Behavior modification techniques such as exercise and stress management can not only reduce the levels of depression and distress in heart patients, but can also improve physiological markers of cardiovascular health, according to the results of a randomized controlled trial conducted by Duke University Medical Center researchers.

Key regulator of bone cells linked to osteoporosis
Scientists at the Yale School of Medicine identified a molecule in osteoclasts, IRAK-M, that is a key regulator of the loss of bone mass.

Antioxidant may have adverse effects in head and neck cancer patients
Alpha-tocopherol supplementation may have unexpected adverse effects on the occurrence of second primary cancers and on cancer-free survival in patients with head and neck cancer, according to a new study in the April 6 issue of the Journal of the National Cancer Institute.

Purdue engineers use 'shaped' laser pulses in 'ultra-wideband' research
Engineers at Purdue University have developed a technique that could result in more accurate

Executive director Marcus Milling receives Pick and Gavel Award
The American Geological Institute's (AGI) Executive Director, Marcus Milling, was awarded the prestigious Association of American State Geologist's (AASG) Pick and Gavel Award.

Studies examine menopausal hormone therapy and risk of breast cancer recurrence
The doses of estrogen and progestogen used in menopausal hormone therapy may be related to the risk of breast cancer recurrence, according to a new study in the April 6 issue of the Journal of the National Cancer Institute.

Study examines effectiveness of anti-anemia drug in treatment of cancer patients
Erythropoietin treatment for anemia may reduce the risk for blood transfusions and improve hematologic response in cancer patients, but evidence that the treatment affects survival is inconclusive, according to a new study in the April 6 issue of the Journal of the National Cancer Institute.

NASA study finds Earth's auroras are not mirror images
Scientists looking at the Earth's northern and southern auroras were surprised to find they are not mirror images of each other, as was once thought.

Pair of cancer genes found to drive both cell migration and division
Johns Hopkins researchers have found that two genes already known to control cell movement are also needed for proper cell division.

Satellite images give a better picture of sediment transport
Scientists from the IRD's Noumea centre have for several years been applying modelling techniques in order to unravel the system of current circulation and sediment transport (1).

Radar tracking reveals that butterflies follow decisive flight paths
The charming meanderings of butterflies are not as random as they appear, according to new research.

Students to chat online with leading genome researchers for National DNA Day
On April 25, high school students across the country will celebrate National DNA Day by tuning in to webcasts featuring cutting-edge genomic research and taking part in a live online discussion with researchers from the National Human Genome Research Institute (NHGRI), part of the National Institutes of Health (NIH).

Swift mission nabs its first distance measurement to star explosion
The NASA-led Swift mission has measured the distance to two gamma-ray bursts -- back to back, from opposite parts of the sky -- and both were from over nine billion light years away, unleashed billions of years before the Sun and Earth formed.

Other highlights in the April 6 JNCI
Other highlights in the April 6 JNCI include a study of how altering food and light/dark schedules in mice can affect cancer genes, the results of a trial of chemotherapy for nasopharyngeal cancer, an examination of dietary patterns and pancreatic cancer risk, and a study of maintenance chemotherapy for advanced lung cancer.

ALLHAT study findings for racial sub-groups show diuretics work better for high blood pressure
Diuretics work better than newer therapies in treating high blood pressure and reducing risk of heart disease in both black and non-black patients, according to a long-term, multi-center trial of antihypertensive therapies funded by the National Heart, Lung, and Blood Institute of the National Institutes of Health.

Mystery on the Hudson
In a recent study, Stuart Findlay (Institute of Ecosystem Studies, Millbrook, New York) discovered changes in the amount of carbon in the Hudson River.

Diuretics best initial therapy for both black and nonblack patients in treating high blood pressure
Thiazide-type diuretics remain the drugs of choice for initial therapy of high blood pressure in both black and nonblack patients, according to a study in the April 6 issue of JAMA.

Golf-related head injuries in children increasing along with sport's popularity
Children's increasing interest in golf is resulting in an unfortunate upswing in golf-related head injuries, according to a review of sports injuries treated over six years at an academic medical center in Georgia.

VCU research shows Viagra prevents anti-cancer drug induced heart damage
Virginia Commonwealth University researchers have found that the popular impotence drug Viagra prevents damage to the heart from a potent chemotherapeutic agent frequently used in the treatment of breast cancer, leukemia and sarcomas.

Once-a-month injectable medication helps treat alcohol dependence
Because of problems with adherence to a daily oral dose of naltrexone, the effectiveness found in treating alcohol dependence with a once-a-month injection of naltrexone could improve long-term treatment outcomes, according to a study in the April 6 issue of JAMA.

Webcast: NIH Director Zerhouni and IOM President Fineberg to discuss health disparities
This Harvard School of Public Health symposium - featuring NIH Director Elias Zerhouni and IOM President Harvey Fineberg - will focus on

West Africa: meningitis epidemics driven by the wind
RD and University of Paris-VII researchers ( 2) produced the first quantified description of this relationship using statistical methods.

Differential heart-attack risks among blacks, whites remain mystery
Dallas heart study researchers from Rice University and The University of Texas Southwestern Medical Center at Dallas have ruled out one of the most prominent explanations of why elevated levels of the fat-carrying protein

Researchers peer inside embryonic/fetal hearts to discover causes of congenital heart disease
Children's researchers are discovering details in the lab that explain how the heart is formed in the embryo; improving the chances identifying fetuses who can benefit from intervention to treat congenital defects.

Young scientists awarded for achievements in cancer research
To maintain the flow of keen minds into the research talent pool, the American Association for Cancer Research is holding three special programs for young scientists at this year's Annual Meeting: the AACR-Thomas J.

A probe, not an echo
Researchers at the University of Southern California's Viterbi School of Engineering have successfully demonstrated a novel

Genetic testing could bolster radiotherapy's effectiveness against cancer
Scientist have found a trio of proteins often present in cancer cells that protect the tumor from radiotherapy.

Lung cancer vaccine trial continues at UK's Markey Cancer Center
Edward A. Hirschowitz, M.D., Associate professor of medicine, and John Yannelli, Ph.D., Associate professor of Microbiology and Immunology, both in the UK College of Medicine, are using white blood cells from the patients' blood to make the vaccine. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to