ScienceDaily Health Headlines
for the Week of September 4 to September 11, 2011
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Posted 2011-09-10:
- Clue to cause of childhood hydrocephalus: Excess of natural molecule can bring about the devastating 'water on the brain' condition in mice
- Researchers use new tool to counter multiple myeloma drug resistance
- Snakebites a public health problem in Africa
- Children better witnesses than previously thought, Swedish psychologist finds
- Novel approach scores first success against elusive cancer gene
- New link revealed between Alzheimer's disease and healthy aging
- Emotional impact of 9/11 attacks seen in brain's response to negative visual images
- Body clock found to regulate platelet function
- MRSA may increase mortality rate by 50 percent, study finds
- Early motor experiences give infants a social jump start
Posted 2011-09-10:
- Birth control pills affect memory, researchers find
- Exercise boosts health by influencing stem cells to become bone, not fat, researchers find
- New strategy for overcoming resistance to targeted cancer drug
- Parents' stress leaves lasting marks on children’s genes, researchers find
- Captivated by critters: Humans are wired to respond to animals
- Process that clears cholesterol could reverse major cause of heart attack
- Newly identified gene mutation linked to Parkinson's: Single 'spelling mistake' affects mechanism for converting a cell's genetic code into proteins
- Mother's diet influences baby's allergies, research suggests
- Doctors' and nurses' hospital uniforms contain dangerous bacteria a majority of the time, study shows
- Chronic pain: Watch out before accepting diagnosis and treatment
- Mutation links inherited narcolepsy with multiple neuropsychiatric disorders
- Scientists discover blood factors that appear to cause aging in brains of mice
- Is estrogen going to your head? Growing deposits of bone in the skull means your hormones are out of whack, say researchers
- National forests can provide public health benefits, U.S. study finds
- Genomic analysis of superbug provides clues to antibiotic resistance
- Scientists probe connection between sight and touch in the brain
- Glucose uptake relies on newly identified protein
- Physicians in varying specialties endure similar levels of mental effort, stress
- New method to grow synthetic collagen unveiled: New material may find use in reconstructive surgery, cosmetics, tissue engineering
- Gene that controls chronic pain identified
- Human brain evolution, new insight through X-rays: Experiment reveals brain shape of an early human ancestor
- Research gives new hope to those with rare vascular cancer
- White favoritism by Major League home plate umps lowers minority pitcher performance and pay, baseball study finds
- Regional differences in the care of acute stroke patients
- New twist in diabetes drugs could reduce life-threatening side effects
- Whole-parasite malaria vaccine shows promise in clinical trial; Vaccine is first of its kind to earn FDA approval to test in humans
- Hormone that predicts premature death in kidney patients identified
Posted 2011-09-09:
- Combination therapy rids common infection from implanted medical devices, researchers report
- Stop signal for leukemia stem cells
- Liquor store density linked to youth homicides, U.S. studies find
- Babies distinguish pain from touch at 35-37 weeks, research finds
- Weakened malaria parasites form basis of new vaccine strategy
- 'Open wide' for new stem cell potential
- New translator app makes sense of foreign-language food menus
- Structured homeschooling gets an A+
- Scientists overcome major obstacle for stem cell therapies and research
- Cancer: Antibodies can directly target oncoproteins inside cancer cells to suppress aggressive cancer growth
- Parents who lose child during first year of life at significantly increased risk of early death, study finds
- New substances accelerate drug transport into cells
- First U.S. patient receives specially processed donor lungs; Possible new option to increase transplantable lung supply
- Death tolls spur pro-war stance, study finds; 'Sunk-cost' mindset also keeps losers in the stock market
- New drugs hope for dangerous yeast infections
- Potatoes reduce blood pressure in people with obesity and high blood pressure
- 'Dirty' wild mice may be more relevant immunology model
- Computer-aided design used for breast tissue reconstruction
- Aerobic exercise may reduce the risk of dementia, researchers say
- Researchers eye newer, safer birth control method
- Study points to way of improving chemotherapy response
- Biological agents for rheumatoid arthritis associated with increased skin cancer risk, review finds
- Concerned with safety, hovering 'helicopter parents' can impede child’s ability to play, study shows
- Jumping gene's preferred targets may influence genome evolution
- New 'bouncer' molecule halts rheumatoid arthritis; Protective protein prevents immune system from ravaging joints and bones
- Flaxseed no help for hot flashes during breast cancer or menopause, study finds
- New video gaming technology used to detect illness, prevent falls in older adults
- Volunteering to help others could lead to better health; Reduced mortality risk not seen in people motivated by self-centered reasons
- Promising target in treating and preventing the progression of heart failure identified
- Researchers discuss challenges to developing broadly protective HIV vaccines
- Exercise at work boosts productivity, Swedish researchers find
- Music professor analyzes the demographic profile of US high school music ensemble students
- Evolving role of clinical microbiology laboratories
- Sediba hominid skull hints at later brain evolution
- Scientists discover genetic mutation that causes Parkinson's disease
- When infants gain the capacity for pain
- Report offers framework for weighing health consequences of policies, projects
- Sleep disorders affect 40 percent of Canadians
- Cam-type deformities linked to MRI detected hip damage in asymptomatic young men
- Europe needs to tackle legal, ethical and cultural barriers to child organ donation
Posted 2011-09-08:
- New cellular surprise may help scientists better understand human mitochondrial diseases
- Scientists identify key protein linked to acute liver failure: Inhibition of protein protects liver from acetaminophen toxicity in mice
- Relationship between two mutated genes can dictate outcome of prostate cancer
- One drink a day may be related to good overall health in women when older, study suggests
- Nanosensors made from DNA may light path to new cancer tests and drugs
- Stroke prevention trial has immediate implications for clinical practice
- Sight fails when defective eye cells cripple renewal
- Malaria prevention strategies could substantially cut killer bacterial infections, study suggests
- Exact brain electrode placement for Parkinson’s patients now possible; Research opens the way to more precise deep brain stimulation
- Baker’s yeast substance can aid healing, Norwegian researchers show
- Seeing isn't believing: Intense focus on objects can distort perception of where things are
- Scientists create mammalian cells with single chromosome set
- Drinking pattern linked to alcohol's effect on heart health
- Expert calls for change in trans fat labelling
- Parents' behavior linked to kids' videogame playing
- Prenatal exposure to phthalates linked to decreased mental and motor development
- Innovative nanoparticle purification system uses magnetic fields
- Dangerous arrhythmia analyzed in a heartbeat
- Scientists pinpoint shape-shifting mechanism critical to protein signaling
- Virtual reality may help adults recover from stroke
- Control of fear in the brain decoded: Emotional balance is regulated by molecular factors behind stress response, study finds
- Diabetes: New drug target that stimulates beta cell growth identified
- Scientists develop new technologies for understanding bacterial infections
- Ultrasound improves stem cell transplants, Swedish researchers discover
- Family meals help children to be less fussy about food
- Poorer movement skills at seven months in children at risk of autism, study finds
- Fetal tissue plays pivotal role in formation of insulin-producing cells; Mysterious mesenchyme is key piece of pancreatic puzzle
- Hospitalized children who carry MRSA at risk for full-blown infections
- Cognitive changes may predict Alzheimer's disease development more accurately than biomarkers
- Chondroitin sulfate improves hand function, relieves morning stiffness caused by osteoarthritis, study finds
- When it comes to speaking out, cells wait their turn: Revealing how cells communicate, research could lead to new cancer drugs and more
- Scientists unravel the cause of rare genetic disease: Goldman-Favre Syndrome explained
- Grief reactions subside in most children and teens whose parent dies suddenly, but may persist or increase in some cases
- Direct ancestor of Homo genus? Fossils show human-like hand, brain and pelvis in early hominin
- Intensive medical therapy more effective than stenting for preventing a second stroke, trial shows
- Sorting out major brain stent study: Experts say procedure effective for some patients
- Aggressive medical therapy could help prevent stroke
- Medical management alone may be best treatment course for stroke prevention, study suggests
- Spring flings may explain teen pregnancies peak
- 'TF beacons' may light path to new cancer tests and drugs
- Cheap drugs could prevent huge number of deaths from heart attacks and strokes, study suggests
Posted 2011-09-07:
- Neurosurgeons use adult stem cells to grow neck vertebrae
- Loss of key estrogen regulator may lead to metabolic syndrome and atherosclerosis
- Children who have their adenoids out do not get fewer upper respiratory infections, study finds
- Unconscious race and social bias among medical students: Study examines prevalence
- Major advance in sleeping sickness drug
- Immunogene therapy combined with standard treatment is safe for patients with brain tumors, study suggests
- People communicate in bursts: Rhythms of communication revealed in study of 9 billion phone calls
- Window fall-related injuries among youth examined
- Lifetime 'dose' of excess weight linked to risk of diabetes
- No link betweem menopause and increased risk of fatal heart, research suggests
- Mother’s postpartum oxycodone use: No safer for breastfed infants than codeine, study suggests
- In more socially engaging environment, white fat turns to brown, mouse study suggests
- Anti-inflammatory drugs taken in early pregnancy more than double risk of miscarriage, study finds
- Orchestrator of waste removal rescues cells that can't manage their trash
- Aging eyes linked to sleepless nights, new study shows
- Couch potatoes explained? Missing key genes may be cause for lack of resolve to exercise, researchers find
- Even mild cognitive impairment appears to substantially increase risk for death, study suggests
- A step toward a saliva test for cancer
- Crowd-sourcing the E. coli O104:H4 outbreak
- A father's stress may affect his unborn children
- Why men's ring fingers are longer than their index fingers: Male-female ring finger proportions tied to sex hormones in embryo
- New HIV vaccine approach targets desirable immune cells
- The emotional brain in youth: Research suggests how to diagnose and treat mood disorders in children and adolescents
- Stomach bacterium damages human DNA; Risk factor for gastric cancer
- Two genes that cause familial ALS shown to work together
- Search for predictors of risk for PTSD: Meaningful associations dependent on reliable measures of pre-existing trauma
- Scientists discover secret life of chromatin: DNA/histone combination, a destination for cell signals, also talks to other proteins
- Breast cancer risk drops when diet includes walnuts, researchers find
- The size and burden of mental disorders in Europe
- Demographic, educational factors associated with medical specialty board certification identified in new study
- Medical schools spend small amount of time teaching content related to health of gay, lesbian, bisexual and transgender patients, survey finds
- Adherence to recommended treatment guidelines for acute gastroenteritis appears to differ based on patient volume
- Modeling disparities may help with cervical cancer prevention
- Screening for HPV persistence and cervical cancer risk
- Scientists discover switch that turns white fat brown
- Big steps forward in human functional brain imaging, but collaborations key to patient benefit
- Novel approach to acute COPD illness
Posted 2011-09-06:
- New map shows where tastes are coded in the brain
- An 'unconventional' path to correcting cystic fibrosis
- New mutations in leukemia: Researchers found mechanism that can help design future therapies
- Why we crave creativity but reject creative ideas
- Potential vaccine readies immune system to kill tuberculosis in mice
- Harmless soil-dwelling bacteria successfully kill cancer
- Gene mutation shown to cause leukemia and lymphedema
- Living with a smoker increases absenteeism in school children, U.S. study confirms
- New class of anti-diabetic compound established
- Revolutionary three-dimensional model shows how breast tissue grows
- Growth hormone helps repair the zebrafish ear
- Simple teaching tool boosts student reading performance, study finds
- New tactic for controlling blood sugar in diabetes contradicts current view of the disease: Inflammation may be part of the solution, not the problem
- Gene defect predisposes people to leukemia
- Endogenous approach to the prevention of allergies: How the immune system can develop tolerance to allergens
- U.S. high school science standards in genetics are 'inadequate,' according to experts
- Non-epileptic seizures may be misdiagnosed longer in veterans
- Study identifies 'respectable addicts' experiencing range of problems with over-the-counter medicines
Posted 2011-09-05:
- Human intestinal stem cell breakthrough for regenerative medicine
- Key function of mutation in hereditary breast and ovarian cancer gene discovered
- Sex hormones impact career choices, psychologists find in new study
- Researchers successfully perform first injection of cultured red blood cells in human donor
- Nearly half of runners may be drinking too much during races
- Advertising in violent video games results in poor recall, negative brand perception
- Pharmacists need to provide better information to teenagers on risks and benefits of medicines, review suggests
- TB vaccine candidate shows early promise
Posted 2011-09-04:
- Discovery suggests way to block fetal brain damage produced by oxygen deprivation
- Researchers investigate new mechanism for predicting how diseases spread
- Researchers develop new way to predict heart transplant survival
- Glucocorticoid treatment may prevent long term damage to joints, study shows
- Sexual orientation unconsciously affects our impressions of others, Canadian study suggests
- Vitamin A supplements for infants could save thousands of lives a year
Posted 2011-09-03:
- New treatments for baldness? Scientists find stem cells that tell hair it's time to grow
- Powerful antioxidant resveratrol prevents metabolic syndrome in lab tests, study finds
- New insight in how cells' powerhouse divides
- People think the 'typical' member of a group looks like them
- Researchers identify gene that leads to myopia (nearsightedness)
- How to get ahead in the nervous system: Scientists discover a highly conserved mechanism governing brain development
- To treat rare immune deficiency disease, scientists repurpose bone marrow transplant drug
- Visual test effective in diagnosing concussions in collegiate athletes, study suggests
- Starving inflammatory immune cells slows damage caused by multiple sclerosis, study finds
- Cryptococcus infections misdiagnosed in many AIDS patients, study suggests
- New microscope might see beneath skin in 4-D
- Alcohol dulls brain 'alarm' that monitors mistakes, study finds
- Biological 'computer' destroys cancer cells: Diagnostic network incorporated into human cells
- First long-term study of WTC workers shows widespread health problems 10 years after Sept. 11
- Dendritic cells in liver protect against acetaminophen toxicity; Possible new therapeutic target for acetaminophen induced acute liver failure
- Infants trained to concentrate show added benefits
- World Trade Center-exposed NYC firefighters face increased cancer risk, study finds
- Study finds more gut reaction to arthritis drugs; Stomach acid-suppressing drugs appear to damage small intestine
- Language speed versus efficiency: Is faster better?
- Glowing, blinking bacteria reveal how cells synchronize biological clocks
- Persistent immunity: Researchers find signals that preserve anti-viral antibodies
- Crippling condition associated with diabetes is often misdiagnosed and misunderstood
- Insomnia costing US workforce .2 billion a year in lost productivity, study shows
- Low-dose naltrexone (LDN): Tricking the body to heal itself
Posted 2011-09-02:
- Signs of aging may be linked to undetected blocked brain blood vessels
- New half-match bone marrow transplant procedure yields promising outcomes for cancer patients
- Perception of facial expressions differs across cultures
- Decrease in smoking reduces death rates within months
- Two brain halves, one perception: How communication between brain hemispheres determines individual's subjective experience
- Really bad body odor? Undiagnosed TMAU may explain many cases of personal malodor
- Faster diagnostics through cheap, ultra-portable blood testing
- Habit makes bad food too easy to swallow
- Word association: Study matches brain scans with complex thought
- Alzheimer's brains found to have lower levels of key protein
- 'Plastic bottle' solution for arsenic-contaminated water threatening 100 million people
- New understanding of role of telomeres in tumor growth
- Faster progress through puberty linked to behavior problems, study finds
- New culprit in Alzheimer’s disease: Too many blood vessels
- Bone marrow stem cell therapy safe for acute stroke, study suggests
- Trust in your neighbors could benefit your health
- Medicinal chemists modify sea bacteria byproduct for use as potential cancer drug
- Choice of seizure drug for brain tumor patients may affect survival
- Marshmallow test points to biological basis for delayed gratification
- How white blood cell promotes growth and spread of cancer
- Commonly used defibrillators raise risk of problems, study suggests
- Bullying: How do victims respond to bullies and why?
- Brain grows while body starves if growth is restricted before birth
- Computer model for testing heart-disease drugs: Simulations solve decades-old mystery of failed anti-arrhythmia therapy
- Anxiety interferes with some children's capacity to form friendships
- Clinical practice guidelines on interpretation of fractional exhaled nitric oxide (FENO) levels
- Hospitals encouraged to consider value-added service of hospital-based radiology groups
- Lung cancer ALK rearrangement may predict pemetrexed efficacy, study shows
- Fibrous stroma associated with poor prognosis in lung squamous cell carcinoma
- Radiologists urged to study U.S. federal regulations relating to meaningful use
- Experts offer pointers for optimizing radiation dose in chest CT
Posted 2011-09-01:
- 'Gene overdose' causes extreme thinness
- World's largest cardiac arrest trial suggests longer initial paramedic CPR provides no benefit
- New bacterium found causing tick-borne illness ehrlichiosis in Wisconsin and Minnesota
- Mother-son ties change over time, influence teen boys' behavior
- Third genetic link to osteoarthritis discovered
- Smoking after menopause may increase sex hormone levels: Elevated sex hormone levels associated with chronic disease risk
- Wakeup call for college students: New research finds you need to catch more Z's
- Tiny oxygen generators boost effectiveness of anticancer treatment
- Aerobic exercise bests resistance training at burning belly fat
- New chemical reagent turns mouse brain transparent
- Scientists reveal new survival mechanism for neurons
- Like mama bears, nursing mothers defend babies with a vengeance
- Hot flashes may be fewer in older, heavier women
- Sandfly saliva provides important clues for new Leishmaniasis treatments
- New tests for dangerous 'legal marijuana,' 'bath salts' and other emerging designer drugs
- Fathers' presence linked to enhanced intellect, well-being among children
- Genetic variation found to protect against Parkinson's disease
- Flame retardants linked to lower-birth-weight babies
- Putting the squeeze on fruit with 'pascalization' boosts healthful antioxidant levels
- Faulty signaling in brain increases craving for sugar and drugs
- New way to disarm malaria parasite
- Viruses in the human gut show dynamic response to diet
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