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BrightSurf.com Science News Headlines September 2005
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September 30, 2005
Dark chocolate helps diarrhea
Image of myosin-actin interaction revealed in cover story of Molecular Cell
Nerve changes from diabetes begin earlier than previously known
Newly discovered gene may predict aggressive ovarian cancer
Real-time MRI helps doctors assess beating heart in fetus
First report of cancer drug Gleevec as new target therapy for pulmonary hypertension
Beating the aging process naturally
Myelin suppresses plasticity in the mature brain
Perceptions of peer opinion influences attitudes about obesity
Nanoscientists Describe Electron Movement through Molecules
Spider blood found in 20 million year old fossil
Surveillance data suggest that preschoolers drive flu epidemics
Researchers uncover mechanisms leading to portal hypertension
Only one-third of women take vitamin to help prevent serious birth defects, survey finds
Autoimmune overload may damage HIV-infected brain
Transition Metal Selenites (Mn, Co, Ni, Fe, Cu, Zn and Cd)
Novel mechanism for DNA replication discovered
Why are the best malaria drugs not being used in Africa?
First evidence of brain abnormalities found in pathological liars
Study casts doubt on 'Snowball Earth' theory
Intermittent prophylaxis prevents malaria in infants
Why are so few HIV/AIDS trials conducted in Africa?
Photos reveal first tool usage in wild gorillas
Deep sleep short-circuits brain's grid of connectivity
Oxygen increase caused mammals to triumph, researchers say
September 29, 2005
Chromium picolinate linked with reduced carbohydrate cravings in people with atypical depression
Research offers new approach to developing treatments for cocaine and amphetamine addiction
Secrets to antibody's success against West Nile Virus surprise scientists
Smoking seems to increase brain damage in alcoholics
Engineered molecule amplifies body's immune response
Time to burn: Getting a step ahead of wildland arsonists
Physicists say universe evolution favored three and seven dimensions
Flavanols key to potential chocolate benefits
Gasoline demand doubled during evacuation for hurricane Rita
Kidney transplant patients face higher skin cancer risk
Liver CRP production linked to atherosclerosis
Arctic sea ice continues decline as temperatures rise
Ceramic/metal interface fracture toughness
Purdue engineers create safer, more efficient nuclear fuel, model its performance
Duke scientists explain gaps in nutrient availability within North Atlantic
Musical training might be good for the heart
'POZ parties' signal potential to spread HIV 'superinfection'
New analysis puts dark matter back into elliptical galaxies
Researchers uncover E. coli's defense mechanism
New research could help us deliver genes for new bone formation
NASH Clinical Research Network Launches Trial for Treatment of Liver Disease in Children
Contagious equine flu virus infecting dogs across U.S. is isolated by Cornell researchers
September 28, 2005
Long-term smoking is associated with up to 40 percent increased risk of breast cancer
Impact of somatization on health resource usage in patients with irritable bowel syndrome
Gene therapy to lower blood pressure just enough
Hybrid grass may prove to be valuable fuel source
Studying climate change in the Arctic: Scientists and students working together
Eating foods with 'weak estrogens' may help reduce lung cancer risk
Preserving a 460 year old wreck
Unusual meteorite unlocks treasure trove of solar system secrets
Hypnotherapy an effective treatment for IBS
Inheritance, Smoking Spawn Mysterious and Deadly Lung Disease
Long-sought Maya City-Site Q-found in Guatemala
New method for growing barium titanate films at atmospheric pressure
Penguin chicks exposed to human visitors experience spike in stress hormone
Gene variants linked with increased risk of death among heart patients treated with beta-blockers
Higher consumption of some soy products, grains and vegetables linked to reduced risk of lung cancer
Heavy smokers who cut their smoking in half may reduce their risk of lung cancer
Effects of bacterial pneumonia no worse for HIV-positive patients
September 27, 2005
World's First International Real-time Streaming of 4K Digital Cinema over Gigabit IP Optical Fiber Networks
Sailing the planets: Exploring Mars with guided balloons
Optical imaging added to ultrasound improves breast cancer diagnosis
Study shows new imaging tracer clarifies cause of chest pain up to 30 hours after pain stops
Transmission of tuberculosis is linked to historical patterns of human migration
Molecule Walks Like a Human
Lithium battery cathodes being made using novel sol-gel method
Sewerage sludge-A new raw material for cement production?
How a zebra lost its stripes: Rapid evolution of the quagga
Researchers discover gene mutations associate with a chronic pain syndrome
Seaweed could make junk food healthier
Structures of marine toxins provide insight into their effectiveness as cancer drugs
Program may improve physicians' knowledge about diseases caused by bioterrorism agents
Statins use associated with lower risk of fractures
Work absence after breast cancer diagnosis: A population-based study
Hopkins geneticist discovers mutations in cancer cells that suggest new forms of treatment
Can pomegranates prevent prostate cancer? A new study offers promise
A novel method to measure circadian cycles
Loss of body mass linked to development of Alzheimer's disease
Updated guideline: Carotid endarterectomy beneficial for stroke prevention in some patients
Human beta-cell line offers hope for type 1 diabetes breakthrough
Artificial Cervical Disc Replacement Offered for Neck and Arm Pain Problems
September 26, 2005
Compound reveals new link between signaling protein and cell migration
Questionnaire identifies women at risk of inherited breast or ovarian cancer
Neurologix announces positive results of gene therapy clinical trial in Parkinson's disease
Defect in gene causes 'neuralgic amyotrophy'
Psychologists find more sensitive tests for predicting Alzheimer's as well as changes in cognition
Lead exposure plus high blood pressure may impair mental ability
Columbia study shows elderly with diabetes at increased risk for falling
Nanowires can detect molecular signs of cancer, scientists find
Study points to molecular origin of neurodegenerative disorders, including Huntington's disease
Magnetic insoles do not provide pain relief, Mayo Clinic study reports
NIST atomic fountain clock gets much better with time
MERIS monitoring tracks planetary photosynthesis levels
Envisat and ERS-2 reveal hidden side of Hurricane Rita
Cell signaling discovery yields heart disease clues
Jefferson Scientists Design Method to Fight Artificial Implant Infections with Antibiotics
Homing in on blood pressure genes may lead to targeted therapy
Bleach Found to Neutralize Mold Allergens
Breast-feeding still best despite environmental chemicals in human milk
September 23, 2005
Johns Hopkins researchers discover key protein linked to transverse myelitis and multiple sclerosis
Cell signaling discovery yields heart disease clues
Mayo Clinic boosts immune system
Marine bacterium suspected to play role in global carbon and nitrogen cycles
Tycho's Remnant Provides Shocking Evidence for Cosmic Rays
Panic disorder appears to increase risk of coronary heart disease
High blood pressure has stronger effect on mental function in blacks
Lands surface change on Alaska tundra creating longer, warmer summers in Arctic
Hopkins scientists uncover 'tags' that force proteins to cell surface
Researchers predict infinite genomes
Tissue stiffness drives tumor formation
Mars Express mission extended
Requirement for high-level mental processing in subliminal learning
Insight into our sight: A new view on the evolution of the eye lens
Should the law on euthanasia and physician assisted suicide be changed?
Airport screening unlikely to prevent spread of SARS or influenza
High exposure to motor oil increases chances of developing arthritis
Scientists breed special rats to learn more about hypertension
Cellular dumping site is not garbage after all
A cytokine not kind to an injury of the spine
UCSD study clarifies insulin's role in blocking release of energy in patients with type II diabetes
September 22, 2005
Yale procedure cuts recurrence of aggressive uterine cancer
Tracking membranes of rupturing blood cells sheds light on malaria infection
Researcher finds new use for botox
Newfound roadblock to interferon effectiveness against malignant melanoma
Seeing the eye: Weather model advances hurricane intensity prediction
Aloe vera coating may prolong freshness, safety of fruits and vegetables
Water channel protein implicated in relative of multiple sclerosis
Advances in brain imaging for epilepsy
Vineyard weeds found to host Pierce's disease of grapes
Hopkins experts highlight strategies to raise levels of so-called good HDL cholesterol
Impact of global warming on weather patterns underestimated
Ants, not evil spirits, create devil's gardens in the Amazon rainforest, study finds
U-M researchers identify new blood test for prostate cancer
e-Science records Roman finds
New crystal structure of Alzheimer's drug predicted
Scientists uncover why picture perception works
Suppression of FOXO1a gene might kill resistant ARMS tumors
Sugar helps control cell division
Targeting a key enzyme with gene therapy reversed course of Alzheimer's disease in mouse models
Stem cell ethical guidelines must be strengthened, UCSF team says
September 21, 2005
Experts develop global action plan to save amphibians facing extinction
Air pollution found to pose greater danger to health than earlier thought
Researchers pinpoint molecular basis for phantom pain
Scientists develop screening method for pancreatic cancer
Researchers link childhood asthma to exposure to traffic-related pollution
Hubble finds mysterious disk of blue stars around a black hole
Study in Royal Society journal on possiblity of human organ regeneration
Scientists develop life-saving chrome
Funding for biomedical research doubles in last decade
Increased ovarian cancer risk not found in women with breast cancer family history
Beta-carotene assoc. with higher risk of some cancers in women smokers but not nonsmokers
Change in gene may be underlying molecular defect in some colorectal cancers, study suggests
Green tea ingredient prevents Alzheimer's-like brain damage in mice
'Underground' tunnels discovered as means for communication between immune system cells
Ministers Work Toward Viable Mining Communities
Columbia scientists develop cancer terminator viruses
UVa Participates in Landmark Breast Cancer Screening Trial
September 20, 2005
Adult sickle cell drug proves effective in young children
New Non-Surgical Approach Showing Great Promise in the Treatment of Challenging Brain Aneurysms
Defective lymphatic vessels identified as a novel cause of obesity
Toxic flood lifts lid on common urban pollution problem
Preschool children display innate skill with numbers, addition
Researchers reveal key human protein's structure, promising new discoveries for leukemia, AIDS and cellular calcium release
Findings relate aspirin-induced ulcers, hearing loss
NIMH study to guide treatment choices for schizophrenia
Gaining Ground in the Race Against Antibiotic Resistance
Researchers identify new target in fight against obesity
Penn researchers discover a molecular pathway that leads to recurrence of breast cancer
Researchers discover how malaria parasite disperses from red blood cells
Earliest meteorites provide new piece in planetary formation puzzle
Neanderthal teeth grew no faster than comparable modern humans
Evolving trends in the treatment of vascular birthmarks
Adult human neural stem cell therapy successful in treating spinal cord injury
Monitoring the response to vaccination against melanoma
Failure to suppress irrelevant brain activity in Alzheimer disease
Tissue rigidity promotes tumor progression
Molecular pathway linked to breast cancer recurrence
September 19, 2005
New studies shed light on stroke prevention and management
Use of antibiotics for acne may increase risk of common infectious illness
Mayo Clinic researchers invent 'hitchhiking' viruses as cancer drug delivery system
Study finds Tarceva benefits older lung cancer patients
Exercise helps reduce pain in old age
The roots of civilization trace back to ... roots
Survey finds many Katrina evacuees had chronic health problems and no health insurance
First link found between obesity, inflammation and vascular disease
Ghostly spokes in Saturn's rings spotted by Cassini
Believe it or not, more rain would benefit New Orleans, ecologist says
Pediatricians may fail to diagnose obesity in kids, Saint Louis University research shows
Wheelchair technology & spinal cord injury
Digital Mammography Trial Results Announced
Study finds overall health and quality of life intact 10 years after stem-cell transplantation
Tobacco industry weakened pesticide regulations, UCSF study shows
Genetic testing helps physicians zero in on eye disease
Mental declines can be reversed-report shows
The mechanics of foot travel
UCI neurobiologists find treatment to block memory-related drug cravings
September 16, 2005
Prematurity experts call for targeted research
Purdue scientists see biochemistry's future - with quantum physics
Researchers discover how compounds prevent viruses from entering cells
'Quasicrystal' metal computer model could aid ultra-low-friction machine parts
Researchers Create DNA-Based Sensors for Nano-Tongues and Nano-Noses
Skull study sheds light on dinosaur diversity
Prevent prostate cancer with antioxidants? Gene pathway may reveal more clues
Study charts origins of fear
Timing of women's labor may determine effectiveness of pain medication
Link Suggested Between Regions on Two Chromosomes and Bipolar Disorder
Research focus on aspirin
Life's origins were easier than was thought
Gaps in intestinal barrier could cause Crohn's disease
Stressed cells spark DNA repair missteps and speed evolution
Learning How SARS Spikes Its Quarry
High-vegetable diet linked to protection against pancreatic cancer
Mutation rate in a gene on the X chromosome holds promise for testing cancer risk
Satellites Spot Mighty Mississippi - In the Atlantic
Computer Modeling Reveals Hidden Conversations Within Cells
UCL study shows beans beat cancer
Hurricanes are getting stronger, study says
September 15, 2005
Solution to "Legionella"
Hidden sponges determine coral reef's nutrient cycle
Popular kids more likely to smoke than less popular classmates
Scientists identify two key genes linked to aggressive breast cancers
Compounds found in cruciferous vegetables block lung cancer progression
New Study Shows SARS Can Infect Brain Tissue
Small, unmanned aircraft search for survivors
New tooth enamel dating technique
New plant finds in andes foretell of ancient climate change
Breast Tumors in Mice Eradicated Using Cancer Vaccine
Helping Out a High-Temperature Superconductor
Black hole in search of a home
Rice researchers gain new insight into nanoscale optics
MIT researchers map city by cellphone
Quick identification needed to save Florida's citrus industry from devastating disease
Potential new treatment approach for severe asthma
Key neural system at risk from fetal alcohol exposure
New drug effective for rheumatoid arthritis, Stanford scientist finds
Sitagliptin, a new investigational treatment for type 2 diabetes, may offer new hope for patients
September 14, 2005
New Herceptin results confirm impressive reduction in risk of cancer returning
UW-Madison tools help track Hurricane Ophelia
LIAI scientists make major finding on potential smallpox treatment
Warm, nurturing parents have well-adjusted adolescents
Purdue scientists treat cancer with RNA nanotechnology
Visceral fat build-up is the high cost of inactivity
Good parenting in kindergarten increases chances of good kids in fourth grade
Prof probes impact of post 9/11 surveillance
Less Virulent Strains of Avian Influenza Can Infect Humans
Tiny avalanche photodiodes target bioterrorism agents
Aortic aneurysm associated with decreased incidence of atherosclerosis
Eating and body weight regulated by specific neurons
Hurricane aftermath: Infectious disease threats from common, not exotic, diseases
Hygienic surfaces, biocidal and self-cleaning coatings
Study reveals trends in US death rate, leading causes of death over 30 years
Heart failure patients at greatest risk of death least likely to receive appropriate medications
High-dose radiation reduces risk of prostate cancer recurrence
Medication-releasing stent reduces risk of artery re-narrowing following angioplasty
Aspirin might prevent Vioxx cardiac damage
Climate researchers meet to simulate flight operations for storm cloud experiment
Research provides first whole genome map of genetic variability in Parkinson's disease
September 13, 2005
Obese patients with coronary artery disease can consider bariatric surgery
new structural view of organic electronic devices
Rensselaer researchers create tiny magnetic diamonds on the nanoscale
Discovery confirms explosive prediction made by astrophysicists in 1999
Researcher at UGA College of Veterinary Medicine identifies new way of combating viral diseases
Combination treatment enhances tetanus vaccination
Common pesticide may reduce fertility in women
Solutions to abrasion and erosion in wind generator vanes
Concept vehicle illustrating new options for military combat vehicles to be unveiled
No single gene for ageing
New study shows link between heavy drinking and atrial fibrillation
Risk factors for childhood obesity
Morphology of fossil salamanders reflects climate change
Oral contraceptives associated with reduced risk of multiple sclerosis
New method for predicting risk of emergency caesarean section after a previous caesarean
Postmortem data support link between gene and schizophrenia
September 12, 2005
Star-shaped metal clip takes novel approach to closing artery punctures
Cellular antacids give vaccines a boost
Old drug shows new promise for Huntington's Disease
Memory loss in older adults due to distractions, not inability to focus
Rare eye-movement disorder may shed light on brain and cardiovascular development
Radiation, chemotherapy with liver transplant improves cancer survival
Argonne theorist gains new insight into the nature of nanodiamond
Drug resistant avian influenza viruses more common in Southeast Asia than North America
NIEHS launches website with information for assessing environmental hazards from Hurricane Katrina
Rapid-born planets present 'baby picture' of our early solar system
Cornell Web site will aid Gulf Coast recovery with precise geographic data
Researchers zero in on estrogen's role in breast-cancer cell growth
September 09, 2005
Dusty old star offers window to our future, astronomers report
'Ephedra-free' dietary supplements pose potential health risks
Obesity strongly linked to pulmonary embolism and deep venous thrombosis
Closing In On Quantum Chemistry
Methane gyrations last 2,000 years show human influnece on atmosphere
Number of babies born prematurely nears historic half million mark in US
Johns Hopkins launches study to determine if heart angioplasty is safe in community hospitals
Subproducts resulting from disinfecting drinkable water
New microchip design could be the key to expanding mobile phone memory
High levels of daily stress may result in lower risk of breast cancer
Funding the 'war on terror' could cost millions of lives
UCSD study of nuclear receptors could change anti-inflammatory treatments
Researchers discover key to human embryonic stem-cell potential
Nanohelix structure provides new building block for nanoscale piezoelectric devices
University of Chicago researchers find human brain still evolving
A new twist on power walking
Emerging staph strains found to be increasingly deadly and deceptive
Trial at Jefferson shows new drug may help cancer patients who need stem cell transplants
September 08, 2005
Mayo Clinic develops new coma measurement system
Nitric oxide could extend fertility
Sandia conducts tests at Solar Tower to benefit future NASA space explorations
Water detection at Gusev crater described
Scientists develop 'clever' artificial hand
Field guide for confirming new earth-like planets described
Climate change will affect carbon sequestration in oceans, model shows
Calculations favor reducing atmopshere for early Earth
When cave crickets go out for dinner, they really go, researchers say
US investment in tuberculosis control abroad pays off at home
Method slashes quantum dot costs by 80 percent
Key regulator of blood glucose levels discovered
Study suggests simple way to make near-perfect lenses
Scientific breakthrough will help protect astronauts and spacecraft
NIAID scientists characterize the most infectious prion protein particles
Can ancient rocks yield clues about catastrophes like Hurricane Katrina?
Looking to the future: Helping 33 million smokers quit
Tiny computers go where no computer has gone before
September 07, 2005
Bacteria in household dust may trigger asthma symptoms
Nano-machines achieve huge mechanical breakthrough
UCLA study helps ER physicians identify previously undetectable spinal injuries
Severe Hypoglycemia is Rare After Islet Transplantation
Part of drug trial for patients with atrial fibrillation discontinued
Rensselaer Researcher To Showcase New Solar Underwater Robot Technology at Exhibition on State-of-the-Art U.S. Robotic Vehicles
Solexa and collaborating scientists illuminate the small RNA component of the transcriptome
Anthrax stops body from fighting back, study shows
Sandia, task force to study ways ocean and wastewater can be desalinized in California
Soy protein reduces effects of diabetes on liver
Markers of brain cell development may help success of stem cell transplants
Prenatal Exposure to Marine Toxin Causes Lasting Damage
Star eats companion
Hand sanitizer gel works
Recent improvements in prostate cancer outcomes may be result of shift in classification
Animal model of Parkinson's disease reveals striking sensitivity to common environmental toxins
Letrozole following tamoxifen may benefit women with breast cancer
Displaced songbirds navigate in the high Arctic
September 06, 2005
Vegetation growth may quickly raise Arctic temperatures
Smoking damages key regulatory enzyme in the lung
New research shows folic acid in grains has reduced birth defects
Percutaneous aortic valve replacement
Telemonitoring of multiple vital parameters in chronic heart failure
New observations show dynamic particle clumps in Saturn's A ring
Interpersonal and social rhythm therapy proven to be an effective treatment for bipolar disorder
New anti-thrombotic therapy effective, safer for patients
Calcium scans help predict heart disease in healthy men
Lymph nodes harbor information on whether breast cancer will recur
Chernobyl: The true scale of the accident
Casting a wide net to fight coronaviruses
Scientists develop fungus-fighting vaccine
A new link between stem cells and tumors
Researchers discover why melanoma is so malignant
Embryonic stem cells accrue genetic changes
Scientists must offer solutions for conserving tropical forests in a rapidly changing world
Researchers to test if cannabis ingredient can help COPD patients
September 02, 2005
Transplant rejection drug holds promise for inflammatory eye disease
Cochlear implants' performance not affected by amount of hearing loss in the implanted ear
UCSF study points to link to neurodegenerative disease target
Deep-sea exploration beneath hurricane Katrina's wake
Mayo Clinic research shows promise for myeloma patients
Study holds promise for new way to fight HIV
GABA halts stem cell production in the brain
Nanospheres that block pain of sensitive teeth
South African Large Telescope (SALT) Makes Its Debut
Rapid and effective diagnosis of infectious diseases
Bioinsecticide for combating a pest that affects the tomato and the green bean
A new player in the battle against hepatitis prevents inflammation and the death of liver cells
Rutgers-Newark researchers link individual preferences to neuronal activity in brain
Immune cells known as macrophages linked to growth of lymph vessels in eyes, scientists discover
Pricey new versions of old drugs fuelling huge rise in drug spending
Coronary heart disease is under-diagnosed and under-treated in women
Breast cancer gene increases risk of several cancers in men
Vitamin D, NSAIDS provide double whammy against prostate cancer, Stanford study finds
September 01, 2005
Researchers find new mechanism governing particle growth in nanocomposites
Illinois research zeroing in on optimum soil nitrogen rates
Competing proteins influence strength of tooth enamel
Most chronic hepatitis C sufferers will develop cirrhosis in later life
Pomegranate fruit shown to slow cartilage deterioration in osteoarthritis
New ways to prevent stroke and reduce excess iron in sickle cell anemia
LSD finds new respectability
Scientists Propose Ethical And Scientific
Human muscle-derived stem cells effective in animal models of incontinence
New study suggests mechanism of action for botox in the treatment of enlarged prostate
Olive oil contains natural anti-inflammatory agent
Designed peptides: Candidates for the treatment of cancer, sexual dysfunction, eating disorders
New method shows mushrooms a top source for one antioxidant
A picture of progress: PET imaging and biomarkers explored at ACS meeting
Biosensor reveals new information about suspected cause of Alzheimer's disease
Stealth particles to target tumors
Toasty oat aroma influenced by presence of health-linked polyphenols
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