Brightsurf Science News & Current Events

February 02, 2004
Probiotics beneficial even when inactive, according to UCSD study
Probiotics, the trendy

Carnegie Mellon students design new product
Carnegie Mellon engineering students have designed a new product to help Kennametal improve customer productivity.

Young men with conduct disorders are more likely to carry guns
The likelihood of carrying a concealed gun appears to be linked with conduct disorder (CD) in young men, according to an article in the February issue of The Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Cohabiting couples not likely to marry, study finds
A new study suggests that couples who live together before marriage may be less likely to eventually marry than previously believed.

Skin regeneration not isolated to epidermal stem cells
The notion that the ability to regenerate functional epidermal tissue is an exclusive property of epidermal stem cells is a general assumption in the stem cell biology field.

Weakest link: New study quantifies financial fallout from supply-chain malfunctions
Like the summer 2003 East Coast blackout, supply-chain malfunctions may not happen often, but when they do, the repercussions are costly and widespread.

Severe acute respiratory syndrome? Sometimes it's not severe
Like other viral illnesses, SARS coronavirus infection can present with only mild symptoms, according to a study published in the February 15 issue of The Journal of Infectious Diseases, online now.

'Rule-breaking' molecule could lead to non-metal magnets
Purdue University scientists have uncovered an unusual material that could lead to non-metallic magnets, which might be lighter, cheaper and easier to fabricate than magnets made of metal.

Most men over 40 take steps to try to prevent prostate cancer, Jefferson survey shows
A new survey by researchers at Jefferson's Kimmel Cancer Center shows that most men over 40 attempt to protect themselves against prostate cancer.

Livermore scientists team with Russia to discover elements 113 and 115
Scientists from the Glenn T. Seaborg Institute and the Chemical Biology and Nuclear Science Division at the Lawrence Livermore National Laboratory, in collaboration with researchers from the Joint Institute for Nuclear Research in Russia (JINR), have discovered the two newest super heavy elements, element 113 and element 115.

Sandia-developed foam likely would stop SARS virus quickly, Sandia/Kansas State team shows
Researchers at the U.S. National Nuclear Security Administration's Sandia National Laboratories and Kansas State University have shown that chemical formulations previously developed at Sandia to decontaminate chemical and biological warfare agents are likely effective at killing the virus that causes Severe Acute Respiratory Syndrome (SARS).

Mad cow has confidence stirred, but not shaken
According to a recent study conducted by Rutgers University's Food Policy Institute, most Americans know about the recent discovery of mad cow disease in Washington State, but retain their confidence in the beef supply.

Annals of Internal Medicine tip sheet February 3, 2004
Highlights include: Study suggests that higher doses of aspirin may prevent colorectal cancer and Publication of clinical trial results on hormone therapy lowered use.

HRT trial stopped early after 'unacceptable risks' for women with previous breast cancer
A Swedish study established to assess the effect of hormone replacement therapy (HRT) for women with a history of breast cancer has been stopped early after preliminary results show 'unacceptably high' risks of breast cancer recurrence for HRT users.

Research news from Tufts University, Friedman School of Nutrition Science and Policy: February 2004
This press release contains the latest nutrition research information from the Friedman School of Nutrition Science and Policy.

Low testosterone levels associated with depression in older men
Men with low testosterone levels are more likely to be depressed, according to an article in the February issue of The Archives of General Psychiatry, one of the JAMA/Archives journals.

Understanding the autoimmune response in type 1 diabetes
In the February 2 issue of the JCI, Mark Peakman and colleagues from King's College London suggest a mechanism for the specificity of immune response regulation that explains why the antigens present on pancreatic beta cells that activate T cells in both patients with type 1 diabetes mellitus and normal individuals, cause autoimmune-mediated destruction of insulin-secreting pancreatic beta cells in type 1 diabetes patients, but no such response in normal individuals.

The President's FY 2005 budget for USGS highlights
The President has proposed a budget of $919.8 million for the Department of the Interior's (DOI) U.S.

Adverse events among patients following discharge from hospital
In this study by Forster and colleagues, the authors followed 328 patients discharged from the medical service of a teaching hospital and discovered that 23% had at least one adverse event caused by medical care after discharge.

UT Southwestern researchers study benefit of exercise, medication on depression
Exercise is known to help relieve stress, boost spirits and fight symptoms of depression.

Portable kidney dialysis machine developed
A Portland company is using an emerging microtechnology from Oregon State University to develop a portable kidney dialysis machine that will make in-home treatment a reality, enabling hundreds of thousands of people afflicted with kidney failure to treat themselves at home instead of traveling to dialysis clinics three days a week.

NAFTA arbitrators in environmental case agree to formal public input, a first for trade hearings
The decision by a NAFTA tribunal to accept and formally consider public submissions in a major environmental case represents a precedent-setting

Bacterial DNA reduces inflammation in mice
DNA from inactivated

Primate testes grafted into mice rapidly produce fertile sperm
Researchers report that sperm production is greatly accelerated when testicular tissue from young rhesus monkeys is grafted into mice.

Keeping populations of cerulean warbler healthy
The USDA Forest Service (FS) is part of an international effort to maintain viable populations of the cerulean warbler--a songbird once common in the eastern United States.

Advancing Biotechnology Breakthroughs
The CRDF will convene a panel of experts to discuss new approaches to international scientific cooperation.

AGI publishes 42nd edition of Directory of Geoscience Departments
The latest annual edition of the Directory of Geoscience Departments (DGD) -- providing key information about college and university geoscience departments in the United States and in 21 countries -- has been published by the American Geological Institute (AGI).

Scientists identify a human antibody that blocks SARS virus infection
An antibody plucked from a

Inherent mistrust of research institutions limits minority representation
Medical peer reviews are increasingly highlighting the inadequacy of minority representation in biomedical research.

Editorial in journal Sleep cites evidence of longer life with 6 to 7 hours sleep
The best survival rate is experienced by people who sleep 7 hours, rather than 8 or more, or less than 4.5 hours, according to an editorial by Daniel F.

The long view: Understanding why cancer strikes late
We all know that cancer happens more often in older people.

UCSF launches comprehensive HIV website in South Africa
Health care providers in South Africa will soon have speedier access to a vast trove of reliable information about HIV and its treatment, due to the collaborative effort of UCSF, the National Library of Medicine and a South African university.

ASPB Plant Biology 2004 in Walt Disney World
Five major symposia, 20 minisymposia, numerous workshops, more than 1,000 posters, and 40 exhibits will be featured at Plant Biology 2004 -- the annual meeting of the American Society of Plant Biologists July 24-28, 2004 at Walt Disney World, Lake Buena Vista, near Orlando, Florida.

Physicists use fractals to help Parkinson's sufferers
A new portable system for analyzing the walking patterns of people with Parkinson's disease has been developed by researchers in the US and Japan.

Increasing greenhouse gases lead to dramatic thinning of the upper atmosphere
The highest layers of the Earth's atmosphere are cooling and contracting, most likely in response to increasing levels of greenhouse gases, according to a new study by scientists at the Naval Research Laboratory (NRL).

MIT's Nanoruler could impact space physics, more
An MIT device that makes the world's most precise rulers--with

Researchers find weaknesses in Arkansas public health system
Several obstacles in the public health system of Arkansas were encountered during the 2001-2002 outbreak of pertussis (whooping cough), emphasizing a need for better testing procedures, organization and communication, and underscoring the vulnerability of the public health system in the event of a bioterrorist attack, according to an article in the February issue of The Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Study supports role of aspirin in reducing risk of colorectal cancer
A new study has found that regular intake of aspirin appears to be associated with a reduced risk of the type of colon polyps that can develop into cancer.

Public awareness programs can reduce the duration of untreated psychosis
People experiencing their first symptoms of a psychotic mental illness, such as schizophrenia, sought treatment sooner if they lived in areas with public programs to raise awareness of psychotic illnesses, symptoms and treatment, according to an article in the February issue of The Archives of General Psychiatry, one of the JAMA/Archives journals.

New report shows stomach cancer rates declining fast in Europe
Stomach cancer rates fell by half in the European Union between 1980 and 1999 and by 45% in Eastern Europe and 40% in Russia, according to research published (3 February) in Annals of Oncology. Downward trend likely to continue according to international research team.

New evidence suggests that monkey thought extinct still exists
After years of searching for a rare African primate, anthropologist Scott McGraw and his colleagues believed that the Miss Waldron's red colobus monkey, Procolobus badius waldroni, was probably extinct.

Experimental treatment yields new hope for children battling cerebral palsy
Children with cerebral palsy who are severely impaired showed significant improvement in their motor skills using a new experimental physical therapy regimen, said researchers at Georgetown University and University of Alabama at Birmingham.

HRT trial stopped early after 'unacceptable risks' for women with previous breast cancer
A Swedish study established to assess the effect of hormone replacement therapy (HRT) for women with a history of breast cancer has been stopped early after preliminary results show 'unacceptably high' risks of breast cancer recurrence for HRT users.

Two-drug approach might shorten painful labor, reduce Caesarean sections
The nationwide rise in induced labor and Caesarean deliveries could be eased by an experimental dual drug approach (combining RU 486 and relaxin) that not only safely jump-starts labor but also remodels the cervix to allow for speedy natural delivery, scientists report.

U of MN research indicates why radiation therapy reduces bone cancer pain
Although physicians administer radiation therapy to relieve bone cancer pain in more than 100,000 patients each year in the United States, little is known about why the treatment works.

Risk of stillbirth on weekends
In their study of over 3 million births in Canada between 1985 and 1998, Kramer and colleagues found a slightly higher crude risk for stillbirth and early neonatal death on weekend days compared with weekdays.

New book addresses need for racial diversity in elderly research
The Gerontological Society of America, the oldest national organization devoted to aging research, has just released its latest publication, The Science of Inclusion: Recruiting and Retaining Racial and Ethnic Elders in Health Research.

Intervention program helps reduce television viewing in preschool children
Preschool children who participated in an intervention program that encouraged reading and eating dinner together as a family, watched less television than their peers who did not participate in the program, according to an article in the February issue of The Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Cancer vaccine using low affinity epitopes proves successful in mice
Antitumor immunotherapy is a challenging endeavor since most human tumor-associated antigens are nonmutated self-proteins expressed on normal tissues. 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