ScienceDaily Health Headlines
for the Week of October 31 to November 7, 2010
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Posted 2010-11-06:
- 'Nano-drug' hits brain-tumor target: Unique triggering device delivers antitumor drugs
- PET scans reveal estrogen-producing hotspots in human brain
- Math professor illuminates cellular basis of neural impulse transmission
- 'Prima donna' protein doesn't work well in pairs
- Self awareness can help people navigate rocky seas of relationships
- DNA fingerprinting traces global path of plague
- Breakthrough in cancer vaccine research
- Luminous cells from jellyfish could diagnose cancers deep within human body
- Illnesses, injuries greatly increase chances of older adults developing new or worsening disability
- X-ray crystallography reveals structure of precursor to blood-clotting protein
- Compulsive eating and the holiday season can lead to serious weight gain
- Helical CT scans reduce lung cancer mortality by 20 percent compared to chest X-rays, study finds
- X-rays offer first detailed look at hotspots for calcium-related disease
- Timing is everything in combination therapy for osteoporosis
- Public support for HPV vaccine wanes when linked to controversy, study finds; Public opinion about other vaccines remains unchanged
Posted 2010-11-06:
- Nanoshells provide golden 'touch' in killing breast tumors
- Junior ice hockey study uncovers alarming concussion rates
- Wayward DNA-repair enzyme implicated in Friedreich's ataxia
- Parents' effort key to child's educational performance
- Hard work improves the taste of food, study shows
- Extreme form of pregnancy-related morning sickness could be genetic
- Small protein changes may make big difference in natural HIV control
- Air pollution exposure increases risk of severe COPD
- Headgear, mouth guards have little or no impact on reducing concussions in rugby players, study finds
- Promising target for new pancreatic cancer treatments discovered
- Fly stem cells on diet: Scientists discovered how stem cells respond to nutrient availability
- CT screening of former, current smokers reduces lung cancer deaths, study finds
- Handedness and language-related disorders: Gene discovery supports link
- Human-specific evolution in battling bugs and building babies
- Investigating possible link between menstrual periods and ovarian cancer
- Colonic navigation: Nanotechnology helps deliver drugs to intestinal target
- Human mind uses syntax to interpret actions
- Damage to prefrontal cortex compensated by intact areas; 'Phantom' images stored in flexible network throughout brain
- New genetic risk factor for both autism and schizophrenia
- Obesity rate will reach at least 42 percent, say models of social contagion
- Proteasome inhibitor reduces inflammation and promotes bone healing in arthritis models
- Global food safety: Keeping food safe from farm to table
- Armed antibody triggers remissions for Hodgkin's lymphoma
- Recombination hotspot stacks the DNA deck in finding a new diabetes susceptibility gene
- Teens of epileptic moms display poor school performance, study finds
- Single shot of morphine has long lasting effects on testosterone levels, study finds
- Combining radiation therapy, chemotherapy safely treats head and neck cancer patients, study finds
- More talk, less agreement: Risk discussion can hurt consensus-building on science/technology
Posted 2010-11-05:
- Nerve cell activity drains stem cell pool in developing brain
- Discovery blocks cancer drug's toxic side effect
- Insufficient vitamin D levels in chronic lymphocytic leukemia patients linked to cancer progression and death
- A 'brand' new world: Attachment runs thicker than money
- Method keeps surgically-removed prostate tissue alive and 'working' for week
- Beneficial effects of testosterone for frailty in older men are short-lived, study finds
- Built-in timer for improving accuracy of cost saving paper-strip medical tests
- Food-allergy fears drive overly restrictive diets, study suggests
- Electrical brain stimulation improves math skills, researchers show
- Gene identified for spread of deadly melanoma
- Five-year results show keyhole bowel cancer surgery as safe and effective
- Americans less healthy than English, but live as long or longer, study finds
- Specific changes in the brain associated with sleep deprivation described in new study
- Intentional swallowing of foreign bodies and its impact on the cost of health care
- Higher medication spending doesn't indicate better prescribing quality, study finds
- Asthma drug prevents spread of breast cancer, study finds
- Multifocal contact lenses may reduce vision for night driving
- Investigation raises concerns about the post-approval surveillance of medical devices
- Stone Age humans needed more brain power to make big leap in tool design
- Successful aging in the Amish: Researchers discover new genetic factors
- Parental infertility and cerebral palsy in children born spontaneously or after IVF/ICSI
- Study finds links between high schoolers' hopes, educational attainment
- Sweet discovery raises hope for treating Ebola, Lassa, Marburg and other fast-acting viruses
- Juvenile arthritis: Etanercept helps restore normal growth in children with, study finds
- Levels of coumarin in cassia cinnamon vary greatly even in bark from the same tree
- Does adolescent stress lead to mood disorders in adulthood?
- Positive well-being to higher telomerase: Psychological changes from meditation training linked to cellular health
- Lactobacillus reuteri good for health, Swedish study finds
- Prognostic markers for prostate cancer patients who receive radiation after surgery
- Language intervention provides educational benefits for pre-school children
Posted 2010-11-04:
- New lymphoma therapy may be more effective with fewer side effects
- 'Bouncy' cell membranes behave like cornstarch and water, researchers find
- Prostate cancer's multiple personalities revealed: Secondary mutations that make some variations of prostate cancers more lethal
- Half of those travelling internationally not aware of potential health risks, study finds
- Exposure of humans to cosmetic UV filters is widespread, study finds
- 81 percent of hospital patients at high risk for sleep apnea, study finds
- New retinal implant enables blind people to see shapes and objects
- Why brain has limited capacity for repair after stroke: New drug target identified
- New protein critical for mitochondria discovered
- Scientists uncover a genetic switch that turns immune responses on and off
- Novel needle technology paves way for simultaneous tissue sampling and cancer treatment
- Fly study uncovers molecular link between obesity and heart disease
- Volunteering can benefit those with functional limitations, study finds
- Gastric bypass alters sweet taste function; Finding could lead to safer treatments for morbid obesity
- Zebrafish's neural circuit prevents it from biting off more than it can chew
- Macrophage protein has major role in inflammation
- Brain's ability to selectively focus, pay attention diminishes with age, study finds
- Compound in daffodils targets brain cancer
- Cancer drug linked to quantum dots increases drug uptake, reduces inflammation
- Tamiflu is more effective at relieving flu symptoms than a combination of tamiflu and relenza, study finds
- Why are people with stroke more likely to die if hospitalized on a weekend?
- Mouse model confirms mutated protein's role in dementia
- Mediterranean diet helps control cholesterol: Adding monounsaturated fats to a low-cholesterol diet can further improve levels
- Hepatitis C study shows superior viral cure rate
- Slight change in wind turbine speed significantly reduces bat mortality
- Shift work linked to higher risk of work injury, Canadian study finds
- How some brain cells hook up surprises researchers: The untold secret life of the humble microglia
- DHA 'fish oil' supplements do not seem to slow cognitive, functional decline in Alzheimer's disease
- Study points to genetic link in apnea of prematurity: Life-threatening breathing disorder affects 50 percent of premature infants
- Disparities in hospice enrollment are not likely related to access, new research shows
- Film director launches pioneering hearing research
- Researchers expand cyberspace to fight chronic condition in breast cancer survivors
Posted 2010-11-03:
- Global map of the sickle cell gene supports 'malaria hypothesis'
- Liver hormone is a cause of insulin resistance
- Antibody locks up West Nile's infection mechanism
- Veterans with bipolar disorder may have increased risk of suicide
- How brain is wired for attention
- BPA levels in US foods 1,000 times less than limits, study finds
- Black raspberries may prevent colon cancer, study finds
- Secondary infections were a major cause of death during 1918 flu pandemic, research finds
- Genetic elements influencing risk of type 2 diabetes identified
- Daily dose of beet juice promotes brain health in older adults
- Severely injured should go directly to trauma center, new research shows
- Nearly all depressed adolescents recover with treatment, but half relapse, study finds
- Lactate in the brain reveals aging process
- Risk factors for the spread of breast cancer to lymph nodes identified
- Collecting your thoughts: You can do it in your sleep!
- Physical fitness curbs frequency and severity of colds, study finds
- Of 50,000 small molecules tested to fight cancer, two show promise
- UV light nearly doubles vacuum's effectiveness in reducing carpet microbes
- After good or bad events, people forget how they thought they'd feel
- Plant's light switch could be used to control cells
- NSAIDs cause stem cells to self-destruct, preventing colon cancer, study finds
- Peptide being tested to treat atherosclerosis inhibits ovarian cancer growth
- High-calorie beverages still widely available in elementary schools
- Arthritis drugs could help prevent memory loss after surgery, study suggests
- Race may influence uterine cancer recurrence, despite treatment
- Toothache more common among minority and special needs children, study finds
- Frontal lobe of the brain is key to automatic responses to various stimuli, say scientists
- New drug may provide more cost-effective stroke prevention than warfarin, study shows
- Mandatory curbs on food salt content 20 times more effective than voluntary curbs, study finds
- Non-medical prescription drug use more common among rural teens than city dwellers
- Breast cancer survivors often rate post-treatment breast appearance only 'fair'
- Comprehensive primary care programs treat older patients with chronic conditions
Posted 2010-11-02:
- Mortality rates from liver diseases underestimated, researchers say
- Anger makes people want things more
- Elderly women at higher risk for unnecessary urinary catheterization, study reports
- Lead poisoning maps in Rhode Island reveal huge disparities, guide cleanup
- 'Training away stereotypes': People trained to think in opposition to stereotypes are more receptive to advertising starring minority actors
- Study of babies’ brain scans sheds new light on the brain’s unconscious activity and how it develops
- Inhaled steroids increase diabetes risk, study suggests
- One egg yolk worse than some fast-food meals when it comes to cholesterol, Canadian physicians say
- Microfluidics-imaging platform detects cancer growth signaling in minute biopsy samples
- Alcohol 'most harmful drug', according to multicriteria analysis
- Common stomach bacteria may fight off inflammatory bowel disease caused by Salmonella
- Lymphoma and leukemia discovery may improve therapy
- In the job hunt, people do lie, but honesty pays off, study finds
- New strain of 'high-runner' rats uniquely resistant to disease
- Pregnant women who eat peanuts may put infants at increased risk for peanut allergy, study finds
- Study finds fat hormone's long-sought link to heart protection
- Extroverts are more vulnerable to effects of sleep deprivation after social interaction, study finds
- Antibiotics have long-term impacts on gut flora
- Narcotics and diagnostics overused in treatment of chronic neck pain, study finds
- Big brothers more likely to bully siblings than big sisters are, Italian study finds
- Discovery may help identify the healthiest embryos in IVF treatment
- Size of protein aggregates, not abundance, drives spread of prion-based disease
- Great apes might be misunderstood
- Human immune system assassin's tricks visualized for the first time
- Sex hormones may explain higher risk of gum disease in men
- Breast milk study furthers understanding of critical ingredients
- Five risk factors for late-stage head and neck cancer identified
- Faster CARS, less damage: Chemical microscopy shows potential for cell diagnostics
- Lifestyle intervention for overweight patients with diabetes provides long-term benefits
- Scientists 'watch' formation of cells' protein factories, ribosomes, for first time
- Shifting forms: How variations of same protein affect immune response
- Anti-obesity program for low-income kids shows promise, study finds
- Diverse surgeons initiative effectively increases underrepresented minorities in academic surgery
- New automated method for extracting and archiving patient radiation dose info
Posted 2010-11-01:
- Immune system's bare essentials used to speedily detect drug targets
- Obese children experience later mortality post liver transplantation, study finds
- A technique that shows colorful connections in the brain
- Miniature human livers created in the lab
- H1N1 flu linked to serious bacterial infections in children
- Stereotactic radiotherapy slows pancreatic cancer progression for inoperable patients
- Breast density, no lobular involution increase breast cancer risk, study finds
- Donor race may impact recurrent hepatitis C in liver transplant patients
- Halloween candy: Frequency, not amount, raises cavity risk
Posted 2010-10-31:
- Human induced pluripotent stem cells generated to further treatments for lung disease
- Jekyll-Hyde microRNA binding variant linked to improved outcome in early-stage colorectal cancer
- Halloween safety tips for families: Precautions you should take to keep your children safe
- Shuttle mice to boost disease research: Experiment on last flight of Discovery will probe spaceflight-induced immune-system impairment
- New test measures DNA methylation levels to predict colon cancer
- High level of practical intelligence a factor in entrepreneurial success
- Spice in curry could prevent liver damage
- Low birth weight may lead to poor growth rate in children with kidney disease
- Women with anorexia nervosa more likely to have unplanned pregnancies, study finds
Posted 2010-10-30:
- Bed rest can harm, instead of help, in pregnancy complications, research suggests
- Three-dimensional maps of brain wiring
- Researchers use math, maps to plot malaria elimination plan
- Most preschool-age children exceed daily screen time recommendations, new study suggests
- Is the shape of a genome as important as its content?
- Researchers build colony of colon cancer stem cells to test new approach to therapy
- Cancer: Key mechanism in the control of cell motility revealed
- Not putting the clocks back this weekend would improve health, says expert
- Scientists uncover evolution of new virus, closely related to poliovirus
- Organic solvent system may improve catalyst recycling and create new nanomedicine uses
- Olive oil protects liver from oxidative stress, rat study finds
- Tighter regulations recommended on food advertisements during children's TV viewing times
- Cancer's hiding spots revealed
- Certain cancer therapies' success depends on presence of immune cell, mouse study shows
- The unhealthy ego: What can neuroscience tell us about our 'self'?
- Telomere length affects colorectal cancer risk
- Green tea of no use in breast cancer prevention, large study finds
- Better detection for diagnostics and biochemical defense
- A single interaction affects the way a child seeks information, study finds
- Brain's journey from early Internet to modern-day fiber optics: Computer program shows how brain's complex fiber tracks mature
- Insulin-creating cell research may lead to better diabetes treatment
- New strategy to kill bugs -- even those in hiding
- Emotion processing in brain is influenced by color of ambient light, study suggests
- Wild Scottish sheep could help explain differences in immunity
- New approach for identifying genetic markers for common diseases
- In a challenging infant heart defect, two-thirds may have high chance of survival
- Payday proximity changes consumer motives and behavior
- Wartime urologic injuries require different mindset
Posted 2010-10-29:
- Potential new treatment for deadly Nipah and Hendra viruses; May also lead to new treatments for measles, mumps and influenza
- How cancer-related proteins lose inhibition: Finding may lead to better understanding and earlier detection of breast cancer
- Kidney transplant numbers increase for elderly patients
- Friends with cognitive benefits: Mental function improves after certain kinds of socializing
- Genetic variants may affect the risk of breast cancer in women with BRCA2 mutations
- Two-sided immune cell could be harnessed to shrink tumors
- Uncovering the cause of a common form of muscular dystrophy: Research team makes second critical advance
- Getting older leads to emotional stability and happiness, study shows
- Newly discovered regulatory mechanism essential for embryo development and may contribute to cancer
- Rictor protein offers scientists a new molecular target for cancer therapies
- Facebook study finds race trumped by ethnic, social, geographic origins in forging friendships
- B-complex vitamins may help slow progression of dementia
- Tumor suppressor acts as oncogene in some cancers, researchers find
- Year-long opiate substitution for drug misusers has 85 percent chance of cutting deaths
- New targeted lung cancer drug produces 'dramatic' symptom improvement; Early-stage trial shows promise against tumors driven by ALK gene alteration
- Pneumonia often misdiagnosed on patient readmissions, studies find
- Magnetic test reveals hyperactive brain network responsible for involuntary flashbacks
- Sodas, other sugary beverages linked to increased risk of type 2 diabetes, metabolic syndrome
- Vancomycin is the drug of choice for treating cellulitis, study suggests
- Researchers find a 'liberal gene'
- Blind people perceive touch faster than those with sight
- 'Smart drug' targets new mutation, dramatically shrinks aggressive sarcoma and lung cancer; Patient's response was predicted by test for mutant protein in tumor cells
- Deadly monkeypox virus might cause disease by breaking down lung tissue
- Radiation before surgery keeps colorectal cancer from returning, study finds
- Heavy drinkers consume less over time, but not at 'normal' levels, study finds
- Making bone in the laboratory
- Highly targeted radiation technique minimizes side effects of prostate cancer treatment, study finds
- Structural genomics accelerates protein structure determination
- High erythropoietin levels indicate increased risk of death
- Two's company, but three's a crowd: Two people can learn to cooperate intuitively, but larger groups need to communicate
- Three million Californians use health plans with high out-of-pocket costs
- Study identifies flaws in Medicare prescription drug program
Posted 2010-10-28:
- Too much SP2 protein turns stem cells into 'evil twin' cancer cells
- Active ingredient levels vary among red yeast rice supplements
- Tendency to obesity starts with pre-schoolers, Canadian study finds
- Habit formation appears to be an innate ability, fine-tuned by experience
- Plugged up: Doctors see signs of worsening constipation in children
- Forces for cancer spread: Genomic instability and evolutionary selection
- Not so fast -- sex differences in the brain are overblown, expert says
- Controlling individual cortical nerve cells by human thought
- Pancreatic cancers progress to lethal stage slowly, surprise finding shows
- 1000 Genomes Project publishes analysis of completed pilot phase: Produces tool for research into genetic contributors to human disease
- Newer type of radiation for prostate cancer recommended, experts say
- Emotional intelligence predicts job performance
- Breakthrough in understanding life-threatening childhood liver disease: Link to infection found in biliary atresia
- Portable breast scanner allows cancer detection in the blink of an eye
- Too much glucosamine can cause the death of pancreatic cells, increase diabetes risk, researchers find
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