Brightsurf Science News & Current Events

July 26, 2005
Jefferson Lab's FEL wins R&D100 Award
Researchers and engineers at the Department of Energy's (DOE) Thomas Jefferson National Accelerator Facility (Jefferson Lab) have been awarded an R&D 100 Award, R&D Magazine's picks for the 100 most technologically significant new products of 2005.

Study finds colony size selection determines adult survival and dispersal preferences in kestrels
In an article in the August 2005 issue of the American Naturalist, David Serrano and colleagues used advanced capture-recapture modeling techniques to study if adult survival varied among differently sized colonies in the population of banded lesser kestrels of North-eastern Spain, where the birds breed under tiled roofs of abandoned farmhouses.

Clinical factors can help determine risk of prostate cancer death after radical prostatectomy
Clinical factors including the time to biochemical recurrence following surgery can help predict the risk of prostate cancer death for patients following a radical prostatectomy, according to a study in the July 27 issue of JAMA.

Rate of increase in PSA value predicts risk of death following radiation therapy
Men who have a higher rate of increase in their PSA value in the year prior to their prostate cancer diagnosis have a significantly higher risk of death following radiation therapy, according to a study in the July 27 issue of JAMA.

SMART-1 views Hadley Rille near Apollo 15 landing site
This image, taken by the Advanced Moon Micro-Imager Experiment (AMIE) on board ESA's SMART-1 spacecraft, shows the Hadley Rille on the south-east edge of Mare Imbrium on the Moon.

Mental health following stroke, spinal cord injury; sensory evaluation tools
The current issue of the Journal of Rehabilitation Research and Development (JRRD) includes articles that focus on interpersonal aspects of stroke rehabilitation, depression following stroke, stress and spinal cord injury, detection and treatment of diabetic ulcers, and sensory and communication evaluation tools

University of Newcastle upon Tyne to lead UK Stroke Research Network
Specialists at the University of Newcastle upon Tyne, UK, have been chosen to co-ordinate a multi-million pound nationwide network of healthcare professionals to increase the amount of research being carried out into stroke - the third most common cause of death in the UK after heart disease and cancer.

GroPep licenses technology to TGR BioSciences
GroPep announced today it has licensed its Whey Growth Factor Extract (WGFE) technology to Australian biotechnology company, TGR BioSciences (TGR).

New study explores the evolution of male parental care and female multiple mating
A new study by Joe Yuichiro Wakano and Yasuo Ihara in the August 2005 issue of the American Naturalist investigates a game-theoretical model in which females gain a direct benefit by multiple mating from the paternal care they elicit for their offspring.

Neuroscientists identify how trauma triggers long-lasting memories in the brain
A research team led by UC Irvine neuroscientists has identified how the brain processes and stores emotional experiences as long-term memories.

Improving artificial heart top goal of award-winning research at UH
A University of Houston biomedical engineering student's award-winning research pumps new life into artificial organs and fosters collaborations between UH and the Texas Medical Center.

Cameras may curb false confessions
Research described in the latest issue of Psychological Science in the Public Interest reviews the science behind false confessions and argues for reform.

Story tips from the Department of Energy's Oak Ridge National Laboratory, July 2005
Story tips from the US Department of Energy's Oak Ridge National Laboratory include: Defense -- Real war games; Instrumentation -- Stressed out; Astrophysics -- Connecting the dots; and Environment -- Potent protein probes.

Study: Well-known protein helps stem cells become secretory cells
Johns Hopkins researchers have discovered that a single protein regulates secretion levels in the fruit fly's salivary gland and its skin-like outer layer.

Opiates better than sedatives for treating newborns in withdrawal
For years, sedatives have been the gold standard for treating newborns suffering from opiate withdrawal.

Geological Society of America 2005 Annual Meeting
More than 6000 geoscientists will gather at the Salt Palace Convention Center in Salt Lake City 16-19 October for

New research on temporal autocorrelation and metapopulations comprised of coupled sinks
In their article in the August 2005 issue of the American Naturalist, Manojit Roy, Robert D.

Small worm yields big clue on muscle receptor action
Biological researchers report the identity of a previously elusive subunit of a neurotransmitter in C. elegans.

July/August 2005 Annals of Family Medicine tip sheet
This tip sheet covers highlights from the July/August 2005 issue of Annals of Family Medicine, including new research findings about prehypertension, electronic health records, frequently attending patients, continuity of care and a supplement reporting preliminary results of the Robert Wood Johnson Foundation's Prescription for Health initiative.

Virtual colonoscopy reveals diseases outside the colon, as well
Computed tomographic (CT) colonography, known as virtual colonoscopy, can be used to diagnose significant medical problems in organs outside the colon, according to a new study conducted at the San Francisco VA Medical Center (SFVAMC).

Study explores plant phenotypic plasticity belowground
In an article in the August 2005 issue of the American Naturalist, Steven Kembel and James Cahill test the validity of foraging trade-off theory using a data set of more than 100 species, compiled from previously published studies.

One hit of crystal meth causes birth defects: U of T study
A single prenatal dose of methamphetamine - commonly known as speed - may be enough to cause long-term neurodevelopmental problems in babies, say University of Toronto researchers.

Any exposure to tobacco smoke during pregnancy is risky
A re-examination of data from earlier studies suggests that exposure to second-hand smoke during pregnancy can be just as detrimental to a developing fetus as primary exposure through maternal smoking, according to a recent paper from the University of Pittsburgh Graduate School of Public Health.

Blood pressure control and treatment is low, especially among older women with hypertension
Compared to current national guidelines, rates of blood pressure control in the community are low, especially among older women, according to a new study in the July 27 issue of JAMA.

Research finds a mechanistic explanation for global patterns of liana abundance and distribution
In an article in the August 2005 issue of the American Naturalist, Stefan A.

Bacteria feed on smelly breath (and feet)
Researchers have isolated bacteria which can grow on and 'mop up' smelly compounds in the mouth that are linked to bad breath.

Certolizumab pegol demonstrates positive results in two Phase III Crohn'™s disease trials
UCB today announced positive results for the two pivotal Phase III trials (PRECISE 1 and 2) of certolizumab pegol (CDP870) in the induction and maintenance of clinical response in moderate to severe active Crohn'TMs disease.

Study separates behavioral and physiological mechanisms in testosterone mediated trade-offs
In the August 2005 issue of the American Naturalist, François Mougeot and colleagues use a new treatment, which increased testosterone concentration while blocking its direct actions (by blocking testosterone receptors), to show that the mechanism linking testosterone to parasite infection is via increased susceptibility.

Diabetic nerve therapy shows 'striking' results
Research into a new treatment for nerve damage caused by diabetes could bring relief to millions of diabetic patients, say experts.

A new understanding of how immune system targets disease
Scientists have taken a major step toward the goal of altering viruses, bacteria and tumor cells so that they demand attention from immune cells designed to destroy them.

Combination scanner may increase accuracy in detecting spread, recurrence of head, neck cancer
A highly powerful scanner combining two state-of-the-art technologies -- computed tomography (CT) and positron emission tomography (PET) -- may detect the spread of head and neck cancer more accurately than other widely used imaging examinations.

New finding may aid adult stem cell collection
Cincinnati scientists have discovered how blood-regenerating stem cells move from bone marrow into the blood stream.

Siemens Medical solutions pledges $1.5 million to accelerate clinical cancer research
Siemens Medical Solutions has committed $1.5 million to the Damon Runyon Cancer Research Foundation in an effort to address a major impediment in the development of new technologies and treatments for cancer -- the shortage of physicians conducting innovative translational research.

Specialized immune-system B cells play double-barreled role
A specialized subpopulation of the antibody-producing B cells of the immune system plays a

News tips from the Journal of Neuroscience
Kuwako et al. evaluate mice lacking a paternal copy of the necdin gene, a maternally imprinted, patternally expressed multifunctional signaling protein.

Chickadees can help humans get their bearings
How did University of Alberta researchers discover that animals zig when they were only supposed to zag?

Doctors and care providers often underestimate the full impact of head injuries
A study published today in the Open Access journal BMC Family Practice reveals that doctors often overlook important aspects of head injury recovery.

Hopkins researchers identify risk factors for prediction of lethal prostate cancer after recurrence
Researchers at Johns Hopkins and The Brady Urological Institute have identified three risk factors and developed a simple reference tool that doctors can use to determine who is at high risk of death after prostate cancer recurrence following surgery.

Study reveals new information on the direct and indirect mate choice in lekking animals
A new report published in the August 2005 issue of the American Naturalist finds that female great snipes are not attracted to centrally located males or previously popular sites on mating arenas (leks).

Our genes make us like people like us
How alike are you and your husband or wife -- or, you and your best friend?

Spinifex secures $3.25m investment to develop pain therapy
A pain drug development company spun out of The University of Queensland has received a $3.25 million investment commitment to develop its innovative new pain therapy.

New study explores patterns in species diversity and genetic diversity
A new study by Mark Vellend in the August 2005 issue of the American Naturalist is the first to provide a theoretical model showing that the two central measures of biodiversity -- the number of species in a system and the number of genetic variants within a specific species -- respond similarly to changes in their environment.

Arts program provides services, guidance to HIV/AIDS patients
As an art educator and a researcher, Julia Kellman has long been aware that art can impact people's lives in profound ways.

Extravagant but worthless gifts help a guy get the girl
If men thought they were frittering away money wining and dining a girl to win her hand, they should think again.

Canadian university students complete world's longest solar car race
On Wednesday, July 27, Senator Dan Hays will represent Canada at the closing ceremony of the North American Solar Challenge 2005.

Rensselaer researchers develop heat spreader for epileptic seizure treatment device
Rensselaer Polytechnic Institute researchers are developing a tiny, highly efficient heat spreader to be used in a new device to be implanted in the brain of patients who suffer from severe epileptic seizures.

Virtual colonoscopy shows cancer outside the colon
Computed tomographic colonography (CTC) depicts cancers and other clinically important conditions that would be missed with standard colonoscopy and at a very little additional cost.

Flexible photovoltaic cells
The Inasmet Technology Centre has participated in the METAFLEX project.

Blood pressure poorly controlled in the elderly, especially women
Controlling high blood pressure in individuals age 80 years and older has become a major national health problem, according to a study published in the July 27 issue of JAMA.

Physicists entangle photon and atom in atomic cloud
Physicists at the Georgia Institute of Technology have just reached an important milestone in the development of quantum communications networks by entangling a photon and a single atom located in an atomic cloud.

Trained nurses and laypersons perform well as preschool vision screeners
Trained nurses and laypersons can be as adept at conducting vision screenings of preschoolers as optometrists and ophthalmologists according to the results of a recent study published in the August 2005 issue of Investigative Ophthalmology & Visual Science (IOVS).

PET can identify effectiveness of chemotherapy early in high-risk breast cancer patients
The effectiveness of chemotherapy in patients with advanced breast cancer can be evaluated earlier by using 18F-FDG positron emission tomography (PET) imaging over other conventional imaging procedures, according to an article in the July issue of the Society of Nuclear Medicine's Journal of Nuclear Medicine.

Delivery of routine preventive services suboptimal for medicare beneficiaries
Certain physician characteristics and practice-setting characteristics are associated with Medicare beneficiaries receiving routine preventive services below the national goals, according to a study in the July 27 issue of JAMA.

Cassini finds recent, unusual geology on Enceladus
New detailed images taken by NASA's Cassini spacecraft of the south polar region of Saturn's moon Enceladus reveal distinctive geological features, and the most youthful terrains of any seen on Enceladus.

High blood pressure not well controlled among older men and women
Nearly three-quarters of men and women age 80 and older have high blood pressure, but their conditions are frequently not kept under control, according to a new data from the National Heart, Lung, and Blood Institute's (NHLBI) long-standing Framingham Heart Study.

MR spectroscopy helps identify cancerous breast tumors
Measuring the biochemical changes in breast tumors with magnetic resonance (MR) spectroscopy enables radiologists to more accurately distinguish benign tumors from cancerous ones.

Exposure to pesticides in schools produces illnesses among school employees and students
The rate of new illnesses associated with pesticide exposure at schools increased significantly in children from 1998 to 2002, according to an article in the July 27 issue of JAMA.

Combination therapy leads to partial recovery from spinal cord injury in rats
Combining partially differentiated stem cells with gene therapy can promote the growth of new

Cameras may curb false confessions
Mandatory videotaping of all police interviews and interrogations may decrease false confessions.

The enigmatic face
Most studies of how we recognize facial expressions have used static models of intense expressions.
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