Brightsurf Science News & Current Events

March 02, 2004
Intensive statin therapy reduces amount of plaque buildup in arteries compared to moderate treatment
Patients with coronary heart disease who received intensive lipid-lowering treatment had less progression of coronary atherosclerosis (plaque buildup in the arteries) than patients treated with a moderate lipid-lowering regimen, according to a study in the March 3 issue of The Journal of the American Medical Association (JAMA).

Study examines role of helicobacter pylori in esophageal cancer development
Infection with Helicobacter pylori may be associated with a reduced risk of a type of esophageal cancer called adenocarcinoma, according to a study in the March 3 issue of the Journal of the National Cancer Institute. However, that same study found that people with H. pylori infection who also had gastric atrophy were at an increased risk of another type of esophageal cancer called squamous-cell carcinoma.

Climate change could release old carbon locked in Arctic soils, researchers say
Scientists have been able to determine the approximate age of dissolved organic carbon in the Arctic for the first time.

Researchers report bubble fusion results replicated
Physical Review E has announced the publication of an article by a team of researchers from Rensselaer Polytechnic Institute (RPI), Purdue University, Oak Ridge National Laboratory (ORNL), and the Russian Academy of Science (RAS) stating that they have replicated and extended previous experimental results that indicated the occurrence of nuclear fusion using a novel approach for plasma confinement.

New index measures risk of death from blood clot
Predicting the mortality of patients with pulmonary emboli (blood clots in the lung) may become possible with a newly developed clot-volume ranking index.

UK Government proposes long-term strategy for science
The UK Government has announced a fundamental review of policy priorities and funding needs for British science.

Rb protein's role in retina development is key to understanding devastating eye cancer
The finding that a tumor-suppressor protein called Rb is required for proper development of the mouse retina is a major step toward understanding why some children develop the devastating eye cancer called retinoblastoma.

Widely used anti-nausea drug may interfere with cancer chemotherapy
A drug widely used to prevent side effects in patients receiving chemotherapy for breast cancer may prevent the therapy from working efficiently on tumor cells.

Stanford study questions identity of alleged Romanov bones
One of the most riveting detective stories of the last century supposedly ended in 1998, when the Russian government declared that bones excavated from a Siberian mass grave r indeed belonged to the Romanovs, Russia's last royal family, who were executed by the Bolsheviks in 1918.

Hunter receives two major cancer awards
Tony Hunter, professor of molecular and cell biology at the Salk Institute, has received two major awards for cancer research.

Linezolid is superior treatment for drug-resistant pneumonia
A relatively new drug called linezolid (commercially known as Zyvox) appears to be about 40 percent more effective in treating a deadly and increasingly prevalent form of antibiotic-resistant pneumonia than the conventionally used drug vancomycin, according to a team led by researchers at Washington University School of Medicine in St.

Teens present research findings at major international meeting
Two high school students--one from Jericho, NY, the other from Brookline, MA--will present their research findings during the 82nd General Session of the International Association for Dental Research.

Racial, economic gaps in kids' eye care seen in four new studies
A quartet of new studies focusing on children's eye care finds that race, income, location, gender and insurance status can make a big difference in the likelihood that children with vision problems will see an eye specialist or get corrective lenses.

Cancer health risk significantly underestimated by EPA's ambient model estimates
Researchers from the Johns Hopkins Bloomberg School of Public Health showed that cancer risk figures based on actual measured exposure for communities in Baltimore, Md. were as much as three-fold greater than estimates given by models.

Rosetta begins its 10-year journey to the origins of the Solar System
Europe's Rosetta cometary probe has been successfully launched into an orbit around the Sun, which will allow it to reach the comet 67P/Churyumov-Gerasimenko in 2014 after three flybys of the Earth and one of Mars.

Other highlights in the March 3 issue of JNCI
Other highlights of the March 3 issue of the Journal of the National Cancer Institute include a study of cancer risk among retinoblastoma survivors; a study examining the association between dietary folate intake and ovarian cancer; and a study of the association among iron and zinc intake, alcohol consumption, and colon cancer risk.

Hydrogen Initiative report from American Physical Society panel released
Technology to support the Hydrogen Initiative, which President Bush proposed in his 2003 State of the Union Address, is lacking, and unlikely to be developed in time to meet the Initiative's 2020 deadline.

'Care managers' help depressed elderly reduce suicidal thoughts
Staffing doctors' offices with depression care managers helps depressed elderly patients reduce suicidal thoughts, a study conducted in three major Eastern U.S. metropolitan areas has found.

Web site launched today features pioneer EarthDials from around the globe
Join a dozen

ESA calls for interdisciplinary studies of GEOs
From corn to carp to the bacteria in yogurt, people have modified organisms for specific traits for centuries.

Study suggests better use of web could improve infectious disease reporting
Better disease reporting information on state health departments' Web sites could help physicians more quickly and easily determine how, when and where to report infectious diseases that may represent outbreaks or bioterrorism-related events, according to a study by Penn State Milton S.

ESO's telescope takes picture of ESA's Rosetta's target, Comet 67P/Churyumov-Gerasimenko
In the morning of March 2, the Rosetta spacecraft was launched on board an Ariane-5.

VaxGen reports Phase I clinical trial results of anthrax vaccine candidate
VaxGen, Inc. (Nasdaq: VXGN) today announced results of its Phase I trial of recombinant Protective Antigen anthrax vaccine,rPA102, at the International Conference on Emerging Infectious Diseases (ICEID) in Atlanta, Georgia.

New DVD 'virtual' microscope at UNC-Chapel Hill
First-year medical students at the University of North Carolina at Chapel Hill are finding less need to adjust a traditional microscope in their histology curriculum.

Evidence bubbles over to support tabletop nuclear fusion device
Researchers are reporting new evidence supporting their earlier discovery of an inexpensive

Study reports improved method to identify fetal DNA in maternal blood samples
A new method to increase the recovery of DNA from unborn babies in a blood sample from their mothers may be helpful for future development of non-invasive prenatal genetic tests to identify fetal abnormalities, according to an article in the March 3 issue of The Journal of the American Medical Association (JAMA).

Mayo Clinic study helps patients with pancreatic cancer experience significantly less pain
The intense pain many patients with pancreatic cancer experience may be reduced by more than 50 percent using a nerve block technique along with the standard pain-relieving medications.

March 2004 Ophthalmology Journal
Studies from the March 2004 issue of Ophthalmology, the clinical journal of the American Academy of Ophthalmology, are now available.

Crystal methamphetamine use increases HIV risk
The use of crystal methamphetamine by men who have sex with men (MSM) increases the risk of HIV transmission and can cause complications in those who are already HIV-positive, according to an article in the March 15 issue of Clinical Infectious Diseases, now available online.

The 'workhorse' satellite celebrates 20 years
March 1, 2004, marks the 20th anniversary of operations of the NASA/USGS 'workhorse' satellite, Landsat 5.

Study examines whether giving good bacteria reduces infections
Whether giving good bacteria that normally helps keep the intestinal tract and immune system healthy can reduce infections in intensive-care patients is the focus of a new clinical study at the Medical College of Georgia.

Randomisation phase of the DIRECT programme (DIabetic REtinopathy Candesartan Trials) completed
The randomisation of patients into the landmark DIabetic REtinopathy Candesartan Trials (DIRECT) was completed in February.

Leave land alone following natural disasters, say researchers
Despite responses to wildfires as being disasters that require human care, these natural disturbances are important ecosystem processes that should be left alone-a move that will increase the area's recovery chances, says a University of Alberta researcher.

Scientists urge caution when releasing engineered organisms into environment
A panel of scientists has recommended a more cautious approach towards releasing genetically engineered organisms (GEOs) into the environment.

Improving treatment of medulloblastoma, a common childhood brain tumor
A recently completed international pilot study brings researchers closer to an international clinical trial aimed at improving guidelines for treatment of medulloblastoma, a common type of childhood brain cancer.

Transporter's function provides support for eating vegetables, limiting antibiotics
Researchers have found another good reason to eat your fruits and vegetables and not abuse antibiotics.

Lectures, keynotes, symposia highlight International Dental Research meeting
Following is a summary of the key lectures (plenary sessions), symposia, and workshops that will anchor the 82nd General Session of the International Association for Dental Research, convening today at the Hawaii Convention Center.

Providing cribs may help protect at-risk babies from SIDS
Donating safe cribs to families who cannot afford to buy them may decrease the risk of sudden infant death, according to new Saint Louis University research.

UCSD's Dr. Leon Thal to receive Potamkin Prize, one of neurosciences' highest honors
The Potamkin Prize, one of the nation's highest honors in neurosciences, will be awarded this year to Leon Thal, M.D., University of California, San Diego (UCSD) School of Medicine and Roger Nitsch, M.D., Neuro Science Center, Zurich, Switzerland.

NIH asks participants in women's health initiative estrogen-alone study to stop study pills
The National Institutes of Health has instructed participants in the estrogen-alone study of the Women's Health Initiative (WHI), a large multi-center trial, to stop taking their study pills and to begin the follow-up phase of the study.

Physician assistant profession ranked third fastest-growing profession
The physician assistant (PA) profession is projected to become the third fastest-growing occupation in the U.S. between 2002 and 2012, according to employment projections released in February 2004 by the U.S.

Microwaves could bring concealed weapons to light
Microwaves could provide a safe new way of finding hidden weapons and buried mines, thanks to UK research.

Vaccinating children protects adults as well
Since the approval of a vaccine against pneumococcal bacteria for young children in 2000, there has not only been a drop in the incidence of severe disease caused these bacteria in children but also a significant decline in the disease in adults.

Fuel cell reaches milestone
A five-kilowatt solid oxide fuel cell (SOFC) undergoing testing in Fairbanks has reached the 5,000-hour milestone since its start-up eight months ago.

Primary-care based program reduces thoughts of suicide among older depressed patients
An intervention that includes interaction with a depression care manager reduces levels of depression and thoughts of suicide among older patients with depression, according to a study in the March 3 issue of The Journal of the American Medical Association (JAMA).

Study examines physical, emotional well-being following breast cancer treatment
Immediately after primary treatment for breast cancer, most women have a normal level of general mental health, but they tend to have a broad range of physical symptoms that are particularly pronounced in women who had mastectomies or underwent chemotherapy, according to a study in the March 3 issue of the Journal of the National Cancer Institute.
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