ScienceDaily Health Headlines -- for the Week of August 28 to September 4, 2011

ScienceDaily Health Headlines

for the Week of August 28 to September 4, 2011

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Posted 2011-09-03:

• 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
• How couples' collaborative dialogue may assist in a spouse's memory
• How the brain stores information for short periods of time
• Vitamin C may be beneficial for asthmatic children, study suggests
• Simple blood test at optician's office could help to diagnose diabetes
• Ability to remember memories' origin not fully developed in youths
• Tropical coral could be used to create novel sunscreens for human use, say scientists
• Memory fitness program improves memory abilities of oldest adults
• Balloon pump use prior to angioplasty does not reduce heart muscle damage, study shows
• Mobile phone data help track populations during disasters
• Death rates in newborns remain shockingly high in Africa and India
• Malaria discovery gives hope for new drugs and vaccines
• 'Pink ribbon dollars' help fill financial gaps for breast cancer programs
• Guidelines for treating pneumonia in children
• MIABE standard opens up new opportunities in drug discovery

Posted 2011-08-31:

• Six new genetic variants linked to type 2 diabetes discovered in South Asians
• More questions than answers remain concerning effects of airplane travel on insulin pump delivery
• Happiness depends on who you know and your goals, study of college students suggests
• From mild-mannered to killer: Study explains plague's rapid evolution and sheds light on fighting deadly diseases
• Green tea is effective in treating genetic disorder and types of tumors, study suggests
• Location, location, location: Study shows the middle is the place to be
• Natural anti-oxidant deserts aging body: Cell’s reserve fighting force shrinks with age, new study finds
• Mistaken fear of measles shot has 'devastating' effect, physician says
• The Great Recession could reduce school achievement for children of unemployed
• Localizing language in the brain: Study pinpoints areas of the brain used exclusively for language
• Future climate change may increase asthma attacks in children
• Microscope on the go: Cheap, portable, dual-mode microscope uses holograms, not lenses
• Patients' underlying health linked to worse outcomes for melanoma
• Fear of 'gray tsunami' overblown? Demographics aren't entirely to blame for rising medical costs, studies show
• Heavy chocolate consumption may be linked to heart health, study suggests
• The pancreas as we’ve never seen it before
• Rotavirus vaccination of infants also protects unvaccinated older children and adults, study finds
• Watching viruses 'friend' a network: Researchers develop Facebook application to track the path of infection
• Secure attachment to moms helps irritable babies interact with others
• Common irregular heartbeat raises risk of dementia, study finds
• Wearable device that vibrates fingertip could improve one's sense of touch
• Weight loss without the hunger: Eat a lighter lunch, scientists say
• Mind-altering microbes: Probiotic bacteria may lessen anxiety and depression
• Protecting cells: Evidence found for a neuronal switch to prevent neurodegenerative diseases
• Poor sleep quality increases risk of high blood pressure
• Patients in a minimally conscious state remain capable of dreaming during their sleep
• Studies question effectiveness of sex offender laws
• Patients’ health motivates workers to wash their hands
• Lower achieved platelet reactivity associated with better cardiovascular: Outcomes in GRAVITAS trial
• Social media valuable tool to recruit study participants for rare diseases
• Changes to distribution of livers for transplant proposed
• Less patient anxiety for patients with claustrophobia during MR examinations
• Youths' social goals help determine response to bullying

Posted 2011-08-30:

• Bilingual babies' vocabulary linked to early brain differentiation
• New drug candidates found for set of protein-folding diseases
• Scientists identify molecular basis for DNA breakage, a hallmark of cancer cells
• 'Smelling' heart failure: Evaluation of an electronic nose
• Species share perceptual capabilities that affect how communication evolves, research finds
• Black Death bacterium identified: Genetic analysis of medieval plague skeletons shows presence of Yersinia pestis bacteria
• Differences in cell response could explain higher rates of hypertension in African-Americans
• New roles emerge for non-coding RNAs in directing embryonic development
• Virus attacks childhood cancers
• The brittleness of aging bones: More than loss of bone mass
• Genetic variant linked to development of liver cancer in hepatitis C virus carriers
• Sutureless method for joining blood vessels invented
• Research aims to starve breast cancer cells
• Prevention of sudden cardiac death: Scientists predict risk for life-threatening arrhythmias
• Nano-thermometers show first temperature response differences within living cells
• Playing highly competitive video games may lead to aggressive behavior
• Statins reduce deaths from infection and respiratory illness, data eight years on from trial suggests
• New imaging method sheds light on cell growth
• Detailed map of gene activity in mouse brain completed
• New device helps the blind to move independently
• Obesity to rise: 65 million more obese adults in the US and 11 million more in the UK expected by 2030
• Free radicals crucial to suppressing appetite
• Alzheimer's, Parkinson's and type II diabetes: New way to target shape-shifting proteins
• Sensor chip for monitoring tumors
• Apixaban superior to warfarin for preventing stroke, reducing bleeding and saving lives, research suggests
• Stopping dengue fever with bacteria and math
• Laughter has positive impact on vascular function
• Aging authorities differ on tweaks to U.S. Social Security's benefit structure
• Public disclosure of clinical trial results by Health Canada should be mandatory, expert argues

Posted 2011-08-29:

• Genetic link to mesothelioma discovered
• In cell culture, like real estate, the neighborhood matters
• Research from Everest: Can leucine help burn fat and spare muscle tissue during exercise?
• Eradicating dangerous bacteria may cause permanent harm
• Rare immune cell is asset and liability in fighting infection
• Cholera pandemic's source discovered
• Labor of love: Physically active moms-to-be give babies a head start on heart health
• Prospective evaluation of post-prandial triglycerides and cardiovascular events in patients with coronary artery disease
• Efficacy and safety of apixaban compared to warfarin for prevention of stroke and systemic embolism
• Worse postoperative outcomes for critically ill patients bridged to urgent heart transplantation with VADs than with conventional therapy, study suggests

Posted 2011-08-28:

• Could a tumor suppressor also fight obesity? Research reveals hormone receptor GCC's role in appetite
• Novel control of Dengue fever
• Wide gap in immune responses of people exposed to the flu
• Greater impact of chemotherapy on fertility
• Building a better antipsychotic drug by treating schizophrenia's cause: How drugs act on dopamine-producing neurons

Posted 2011-08-27:

• Could new drug cure nearly any viral infection? Technology shows promise against common cold, influenza and other ailments, researchers say
• T-cell discovery holds promise for organ transplant and immunodeficiency treatment
• Omega-3s reduce stroke severity, study suggests
• Life expectancy success story
• Uncovering the spread of deadly cancer: New imaging device enables scientists to see tumor cells traveling in the brain
• Breakthrough in genetics of fibroids
• New score can tell doctors how long cancer patients have left to live
• Protein linked to Parkinson's disease may regulate fat metabolism
• Mathematical model predicts weight with varying diet, exercise changes; Findings challenge one-size-fits-all weight assumptions
• Heat in chili peppers can ease sinus problems, research shows
• What determines a company's performance? Shape of the CEO's face!
• Natural Alzheimer's-fighting compound created inexpensively in lab
• New genetic clue in development of rheumatoid arthritis
• Succeeding in school: Stress boosts performance for confident students, but holds back those with more anxiety
• New prostate cancer screening test shows promise for diagnosis
• No bones about it: Eating dried plums helps prevent fractures and osteoporosis, study suggests
• Early embryos can correct genetic abnormalities during development, researchers find
• Using math to fight cancer
• Major brain similarities found in bipolar disorder and schizophrenia
• Simple way to grow muscle tissue with real muscle structure
• Could the Spanish flu devastate us again?
• Predicting perilous plaque in coronary arteries via fluid dynamics
• Crucial role for molecule in muscle development
• New model predicts environmental effect of pharmaceutical products
• Fat-stigma study: Mass media messages appear to trump opinions of family, close friends
• Common antibiotic helps lethal lung disease
• Hand-held unit to detect cancer in poorer countries
• Risk measurement tool for heart attacks and strokes updated
• Guidelines for the Management of Dyslipidaemias
• Atherosclerosis is not limited to the heart
• Children with congenital heart disease at risk from harmful toxins

Posted 2011-08-26:

• Cell receptor could allow measles virus to target tumors
• Slim down by targeting the hormone uroguanylin
• Vitamin A supplements for children could save 600,000 lives a year, experts predict
• Single vaccines to protect against both rabies and Ebola
• Malaria mosquito is disappearing, but it is not necessarily just good news
• Getting back from a trip 'ahead of time'
• Interbreeding between modern humans and evolutionary cousins gave healthy immune system boost to human genome, study finds
• Few health problems are caused by vaccines, review of studies suggests
• Discovery explains why influenza B virus exclusively infects humans: Opens door for new drugs
• Differences in metabolic disease markers in healthy and obese 7-to-9-year-olds identified
• Young brains lack the wisdom of their elders, clinical study shows
• Protein-making machinery in bacteria successfully re-engineered
• Smoking soon after waking raises risk of lung and head and neck cancers
• New sensors streamline detection of estrogenic compounds
• Workplace stress a growing health hazard
• Study identifies chemical changes in brains of people at risk for Alzheimer's disease
• Commonly prescribed antibiotic reduces acute COPD attacks; Study finds azithromycin lowers frequency and severity of flare-ups
• Men and women differ in the way they anticipate an unpleasant emotional experience, research finds
• Scientists reengineer antibiotic to overcome dangerous antibiotic-resistant bacteria
• MRI techniques can detect early osteoarthritis
• Seeing eye to eye is key to copying, say scientists
• Bone marrow transplantation may increase cancer resistance in patients, study suggests
• Caffeine lowers risk of skin cancer: Coffee-based sunscreen might work best
• Less depression for working moms who expect that they 'can't do it all'
• Gene study sheds new light on origins of British men
• Children of depressed mothers have a different brain: MRI scans show their children have an enlarged amygdala
• Beta-blocker associated with better outcomes in treatment of infantile vascular tumors
• Anti-aging techniques not yet viewed as acceptable, study suggests
• Government-led efforts targeting eating habits of children needed to curb worldwide obesity epidemic, experts urge
• Uninsured trauma patients are more likely to use the emergency department for follow-up care
• School-based mental health screening for teens results in connection to care
• New imaging test gives physicians better tool to diagnose Parkinson's disease
• Heart may hold key to unexplained nausea in youths
• E. coli in the countryside: whose problem is it anyway?
• Plants could pave the way for new ovarian cancer treatments

Posted 2011-08-25:

• Why only some obese people develop chronic diseases: Disease-causing fat cells found in those with metabolic syndrome
• Researchers identify protein essential in transmission of Ebola virus
• Scientists identify point of entry for deadly Ebola virus
• Mechanism links substance abuse with vulnerability to depression
• Source of Haitian cholera outbreak uncovered
• Making mistakes while learning has memory benefits for older brains
• 'Time cells' bridge the gap in memories of event sequences
• Health risks with nanotechnology? Nanoparticles can hinder intracellular transport
• House dust mite test on wheezy toddlers predicts asthma in teen years
• Exercise can substitute effectively as second 'medication' for people with depression, study suggests
• Extreme morning sickness could lead to lifelong emotional, behavioral disorders in kids
• Scented laundry products emit hazardous chemicals through dryer vents
• Gene silencing: Researchers have paved the way for functional analysis of non-protein-coding genes
• A lifetime of physical activity yields measurable benefits as we age
• New heart scan may speed up diagnosis with less radiation
• Newfound hijacked proteins linked to salmonella virulence
• Afghan patients a common source of drug-resistant bacteria, study finds
• Diet that combines cholesterol-lowering foods results in greater decrease in LDL than low-saturated fat diet, study finds
• Fundamental discovery about neurons may radically alter current view of neurotransmission
• Prolonged breastfeeding does not protect against eczema, global study shows
• Ga ga for goo goo: Research explores the scientific basis for baby fever
• Coriander oil could tackle food poisoning and drug-resistant infections
• Scientist discovers genetic factor implicated in heartbeat defect
• Diastolic dysfunction appears to worsen over time; associated with increased risk of heart failure

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