ScienceDaily Health Headlines
for the Week of July 24 to July 31, 2011
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Posted 2011-07-30:
- How bats stay on target despite the clutter
- Mouse with 'off switch' in key brain cell population developed; Research may increase understanding of SIDS, depressive disorders
- Fast ripples confirmed to be valuable biomarker of area responsible for seizure activity in children
- Dissecting dyslexia: Linking reading to voice recognition
- Motorcycle helmets hard on hearing
- Breast screening has had little to do with falling breast cancer deaths, European study finds
Posted 2011-07-30:
- Oral interferon may prevent and control avian influenza virus infection
- Cellular power plant genome mutates when reprogrammed: Genetic changes in mitochondrial genome of human induced pluripotent stem cells
- Packing on pounds riskier for South Asians, say researchers
- Fair play -- a question of self-image? Researchers explain conditions under which people are prepared to behave fairly
- 'Brain cap' technology turns thought into motion; Mind-machine interface could lead to new life-changing technologies for millions of people
- Traumatic brain injury linked with tenfold increase in stroke risk
- Out-of-the-blue panic attacks aren't without warning: Body sends signals for hour before
- Gene discovery in truffle dogs sheds new light on mechanisms of childhood epilepsy
- Scary driving? Put the brakes on using your brain power
- Next generation gene therapy
- Salt appetite is linked to drug addiction, research finds
- Rate of stroke increasing among women during, soon after pregnancy
- How the brain keeps track of what we're doing
- Aging brains are different in humans and chimpanzees; Evolution of human longevity led to both a large brain and brain shrinkage
- New gene for intellectual disability discovered
- Study finds new points of attack on breast cancers not fueled by estrogen
- Discovery throws light on blood pressure regulation
- Vessel-damaging activation of the 'intracellular waste disposal' mechanism found in smokers
- Progressive telomere shortening characterizes familial breast cancer patients
- Teacher influence persists in early grades
Posted 2011-07-29:
- World population to surpass 7 billion in 2011; Explosive population growth means challenges for developing nations
- Unexpected discovery on hormone secretion
- Home is where the healthy meal is
- New therapy may help people with unexplained symptoms of pain, weakness and fatigue
- The brain's connectome -- from branch to branch
- A heart-rate-reducing medication reduces the risk of heart failure and cardiac fibrosis
- 'Mirroring' might reflect badly on you
- How a gene linked to both Alzheimer's disease and type 2 diabetes works
- Gout prevalence swells in U.S. over last two decades; Increase in obesity and hypertension are likely contributors
- Increased muscle mass may lower risk of pre-diabetes: Study shows building muscle can lower person's risk of insulin resistance
- Researchers look to dogs to better understand intricacies of bone cancer
- Getting 50-year-old Americans as healthy as Europeans could save Medicare and Medicaid 2 billion by 2050, study says
- Gene variant in Proteus syndrome identified: Molecular insight may confirm cause of the Elephant Man's severe disfigurement
- German E. Coli code cracked: Rapid, high-tech study of ongoing epidemic creates new paradigm for outbreak
- Treatment provides dramatic survival benefit for hard-to-match kidney transplant patients
- Gene gives clues to self-injurious behavior in rare disorder
- How memory is lost: Loss of memory due to aging may be reversible
- Growing up on livestock farm linked to increased risk of blood cancers
- How some breast cancers alter their sensitivity to estrogen
- Short-term use of amphetamines can improve ADHD symptoms in adults, review finds
- Children and adolescent cell phone users at no greater risk of brain cancer than non-users, study suggests
- Breast density tied to specific types of breast cancer, study suggests
- A new target to inhibit malaria and toxoplasmosis infection
- Computer-aided detection does not improve mammogram accuracy, study suggests
- Why people phone hack: A look into the psyche of wrongdoing
- Projections of future population trends that do not explicitly include education in their analysis may be flawed
- Veterinary medicine students experience higher depression levels than peers, research finds
Posted 2011-07-28:
- Could patients' own kidney cells cure kidney disease? Reprogrammed kidney cells could make transplants and dialysis things of the past
- CT shows changes in lungs associated with COPD flare-ups
- Who takes risks?
- Social deficits associated with autism, schizophrenia induced in mice with new technology
- Yoga boosts stress-busting hormone, reduces pain, study finds
- More powerful 'lab-on-a-chip' made for genetic analysis
- Zinc lozenges may shorten common cold duration, Finnish research suggests
- Social acumen equals spatial skill, psychologist finds
- Gastric bypass surgery changes food preferences so that they eat less high fat food
- Non-cocaine, topical anesthetics can kill pain when repairing skin wounds
- First measurements of harmful haloacetic acids in urine of swimmers and pool workers
- As unhealthy food outlets multiply, teens eat more junk
- Scientists connect gene to Alzheimer’s precondition
- Telomere length linked to emphysema risk
- Does Chinese chocolate taste better than Swiss? Depends on when you find out
- Are cancers newly evolved species?
- Precision gene targeting in stem cells corrects disease-causing mutations
- Weak synchronization in toddler brains may be a biological marker for autism
- Man to receive kidney from brother with different blood type: Novel blood-cleaning procedure used for kidney transplant
- To help doctors and patients, researchers are developing a 'vocabulary of pain'
- Thalidomide analog appears worthy opponent of sickle cell disease
- Interrupted sleep impairs memory in mice
- Genes play greater role in heart attacks than stroke, researchers say
- Got flow cytometry? All you need is five bucks and a cell phone
- Children born after unplanned pregnancy are slower to develop, UK study finds
- Eliminating protein in specific brain cells blocks nicotine reward
- Researchers identify genetic mutations associated with diseases of the esophagus
- Afghanistan's health system shows improvements, but staff and patient protection remains a concern
- New study sheds light on role of genetics in recovering from eating disorders
- Non-coding RNA has role in inherited neurological disorder, and maybe other brain diseases too
- New tasks attributed to Aurora proteins in cell division
- One in six fast-food customers cut calories after US food labeling system introduction
- Rapid open-source genomic analyses accelerated global studies on deadly E. coli O104:H4
- Big gap exists on health care spending between Latinos and whites, study finds
- Weight loss from gastric bypass may be partly due to dietary fat aversion, study suggests
- New technique for restoring heart rhythm
Posted 2011-07-27:
- Clinical trial of molecular therapy for muscular dystrophy yields significant positive results
- Adding a stent during minimally invasive surgery to repair aneurysms prevents recurrence, study suggests
- Excluding children from discussions about their hospital care causes unnecessary distress
- Minority rules: Scientists discover tipping point for the spread of ideas
- New cancer treatment? Universal donor immune cells
- Sea squirt cells shed light on cancer development
- New mouse model for testing cancer drugs
- Worrying can impact interpersonal relationships, study finds
- Newly developed fluorescent protein makes internal organs visible
- Scientists design nano-sized drug transporter to fight disease
- Scientists developing new therapy for HER2-positive breast cancer
- Artificial lung mimics real organ's design and efficiency: Small device works with air, pure oxygen not needed
- One tiny electron could be key to future drugs that repair sunburn
- Hormone therapy may be hazardous for men with heart conditions, study suggests
- Corporal punishment may have long-term negative effects on children's intelligence
- Predictors of dying suddenly versus surviving heart attack identified
- Cancer-causing mineral found in U.S. road gravel: Erionite in roads may increase risk of mesothelioma
- Antibiotic appears more effective than cranberry capsules for preventing urinary tract infections
- Scientists discover potential stroke treatment that may extend time to prevent brain damage
- Heavy metal: Titanium implant safety under scrutiny
- Mothers have a stronger tendency to mimic their daughters' consumption behavior than vice versa
- Drug shown to improve sight for patients with inherited blindness
- IV fluids may reduce severity of kidney failure in kids with E. coli infection
- Trend in young adults' dating habits, committed relationships may not lead to marriage
- New strategy to uncover structural variations of human genomes
- Test measuring blood glucose control may help predict risk of CVD events in patients with diabetes
- Global depression statistics
- Researchers capture breakthrough data on cervical spine injuries
- Quality of life for children with ADHD and their families worsens with greater disease severity
- Single-dose H1N1 vaccine not reliable protection for pediatric liver transplant patients
Posted 2011-07-26:
- Catching the West Nile virus in action
- In pregnancy, diabetes-obesity combo a major red flag
- Children eating more, and more frequently outside the home
- Pregnancy hormone has unprecedented, powerful effect on spinal muscular atrophy
- Retinal cells thoughts to be the same are not, biologist says
- Specialized regulatory T cell stifles antibody production centers: Discovery has potential implications for cancer, autoimmune disease
- Exercise has numerous beneficial effects on brain health and cognition, review suggests
- Dolphins' 'remarkable' recovery from injury offers important insights for human healing
- Scavenger cells accomplices to viruses
- Signaling molecule identified as essential for maintaining a balanced immune response
- Urban children are healthier commuters than rural teens
- New evidence of age-related decline in the brain's master circadian clock
- Pocket chemistry: DNA helps glucose meters measure more than sugar
- Real-time data recorded on football player captures impact that caused broken neck
- Key early skills for later math learning discovered
- Fault in immune memory causes atopic eczema and psoriasis, study finds
- The origin of malaria: The hunt continues
- New clinical trial to examine medication to treat social withdrawal in Fragile X and autism
- Children's personalities linked to their chemical response to stress
- How maternal smoking or nicotine use increases the risk of cardiovascular disease in later life
- Bioengineers identify the cellular mechanisms of traumatic brain injury; New hope for treatment of TBI in veterans wounded by explosions
- Two genetic variations predict second cancers after radiation for children with Hodgkin lymphoma
- Blue collar workers work longer and in worse health than their white collar bosses, study finds
- Important risk factors for death/transplantation in children with heart muscle disease identified
- New data-based strategies and treatment models can improve diabetes care for older African-Americans
- Screening for pancreatic cancer in high-risk populations
- Diabetes mortality rates in status Aboriginal adults in Alberta, Canada concerning
- Mismatch between cancer genetics counseling and testing guidelines and physician practices
- Computer program could 'revolutionise the world's healthcare'
Posted 2011-07-25:
- Battle of the microbes: Pseudomonas breaches cell walls of rival bacteria without hurting itself
- Cellular stress can induce yeast to promote prion formation
- Tags for studying the spread of epidemics
- Misuse of pain medication is pathway to high-risk behaviors, study finds
Posted 2011-07-24:
- New target found for nitric oxide's attack on salmonella bacteria
- Life scientists use novel technique to produce genetic map for African Americans
- Test for classifying force used in bottle stabbings: New study aids understanding of force required for creating injury
- Positive teens become healthier adults: Adolescents with a sunny outlook on life may have better health in their adult years
Posted 2011-07-23:
- How to combat hospital-acquired infections and life-threatening toxins
- Collaboration encourages equal sharing in children but not in chimpanzees
- Quick test to diagnose bacterial or viral infection
- Can feeling too good be bad? Positive emotion in bipolar disorder
- Small hippocampus associated with depression in the elderly: Risk factor or shrinkage?
- Multiple sclerosis research: Myelin influences how brain cells send signals
- Smartphone making your eyes tired? Images placed in front of the screen increase visual discomfort
- Anti-malaria drug chloroquine finding may lead to treatments for arthritis, cancer and other diseases
- Gardening in the brain: Cells called microglia prune the connections between neurons, shaping how the brain is wired
- Obesity accelerates progression of cirrhosis, study suggests
- Computer simulations aid understanding of bacterial resistance against commonly used antibiotics
- Optimism associated with lower risk of having stroke
- Breastfeeding may prevent asthma, research suggests
- Benign or cancerous? Gene test predicts cancer potential in pancreatic cysts
- Metabolic syndrome increases risk of both major types of primary liver cancer
- Popular TV shows teach children fame is most important value, psychologists report; Being kind to others fell dramatically in importance over 10 years
- Memories may skew visual perception
- Liver, belly fat may identify high risks of heart disease in obese people
- Juvenile diarrhea virus analyzed down to the atomic level
- Targeting toxin trafficking in plants and bacteria
- Do we buy cosmetics because they are useful or because they make us feel good?
- Vascular changes linked to dementia, experts say
- New mechanism in the regulation of human genes
- Detrimental weight loss: Scientists discover link between fat-cleaving enzymes and cancer-associated cachexia
- No difference in women's and men's self-esteem in youth and early adulthood, study finds
Posted 2011-07-22:
- Key to help women fight infections during pregnancy
- Scientists complete first mapping of molecule found in human embryonic stem cells
- Kidney dopamine regulates blood pressure, life span
- Skin sentry cells promote distinct immune responses
- Chronic pain in homeless people not managed well, study finds; Almost half reported using street drugs to treat their pain
- Researchers identify seventh and eighth bases of DNA
- Workings of brain protein suggest therapies for Fragile X Syndrome and autism
- Hospital bacteria outbreak linked to nasal spray
- Stronger social safety net leads to decrease in stress, childhood obesity
- Sperm coat protein may be key to male infertility
- Drug improves brain function in condition that leads to Alzheimer's
- Study highlights success of brain surgery for severe epilepsy
- Controlling movements with light
- Washing away good and bad luck: People believe it works
- Scientists create vaccine against heroin high
- Spanish Fabry disease patients appear to react differently to the rest of Europe
- Seaweed as a rich new source of heart-healthy food ingredients
- Caffeine consumption linked to female infertility, study suggests
- When injured muscles mistakenly grow bones: Researchers discover brain chemical that causes strange, serious complication
- Gene therapy to reverse heart failure ready for clinical trials; Therapeutic effectiveness and safety of 'next great thing in heart failure' demonstrated
- Evolution provides clue to blood clotting
- Animal model sheds light on rare genetic disorder, signaling pathway
- Fast prediction of axon behavior: Computer modeling method may lead to more accurate and capable electrodes to stimulate nerves
- Health gains from multiple sclerosis drugs come at a high price, study finds
- Genetic map of African-Americans to aid study of diseases, human evolution
- Exploring keys to melanoma progression
- New breast cancer drug: Promising results of PI3K inhibitor study
- E-cigarette or drug delivery device? Questions about safety, usage and future implications of new nicotine delivery products
- Patients who used mail-order pharmacy for new statin prescriptions achieved better cholesterol control, study finds
- One in four gay or lesbian high school students is homeless, Massachusetts study finds
- Adolescent boys among those most affected by Washington state parental military deployment, study suggests
- Health-care reform must involve psychologists, medical providers, educate patients, expert says
- Hepatitis B vaccination for health care students lags behind recommendations
- Minority participants crucial to effective aging studies
- Is anesthesia dangerous?
Posted 2011-07-21:
- As new data wave begins, a gene study in one disease reveals mutations in an unrelated disease
- EHEC 2011 outbreak: Scientists publish prospective genomic characterization
- Work engagement, job satisfaction, and productivity: They're a virtuous cycle
- Cancer drugs may help treatment of schizophrenia
- Gene required to maintain male sex throughout life discovered: Loss of gene Dmrt1 leads to male cells becoming female
- Team sports: For kids, it's more than just a game
- First artificial neural network created out of DNA: Molecular soup exhibits brainlike behavior
- Newly designed molecule blocks chlamydia bacteria
- Improved method to create induced pluripotent stem cells
- Inherited Alzheimer's detectable 20 years before dementia
- Household smoke increases severity of bronchiolitis in babies
- Environmental pollutants lurk long after they 'disappear'
- Rock-paper-scissors players are natural copycats
- Be still my eyebrows: Liars under scrutiny can't completely suppress facial expressions, researchers say
- Experimental drug raises 'good' cholesterol, may help control diabetes
- Possible drug targets for common non-Hodgkin's lymphoma discovered
- Time and numbers mix together in the brain
- Vegetarian diet may protect against common bowel disorder
- Does food act physiologically like a 'drug of choice' for some?
- Standard three-drug H. pylori therapy beats newer four-drug regimens in Latin America study
- Informed-consent forms should be shortened, simplified, bioethicists say
- Gene therapy delivered once to blood vessel wall protects against atherosclerosis in rabbit studies
- Cardiac disorder may affect broader range of patients than previously reported
- E-health records should play bigger role in patient safety initiatives, researchers advocate
- Heartburn treatment may extend survival in idiopathic pulmonary fibrosis (IPF) patients
- How the early human embryo acquires its shape through 'organizer' cells
- Therapy appears to reduce rate of chemotherapy-induced early menopause for women with breast cancer
- It's simple: Increasing complexity of models does not necessarily increase their accuracy
- Researchers create the world's most advanced genetic map: New biological atlas focuses on African American genomics
- Study dispels myths about medication borrowing in urban populations
- Add unwanted pregnancy to travails of women in war-torn lands
- Schools failing pupils with sickle cell disease, U.K. study suggests
Posted 2011-07-20:
- New lung-cancer gene found: Cancer biologists identify a driving force behind the spread of an aggressive type of lung cancer
- Falls may be early sign of Alzheimer's
- Testosterone deficiency and replacement therapy in men
- Stated calories on menus of certain restaurants appear to be accurate overall
- Making blood sucking deadly for mosquitoes
- Physical activity linked to lower rates of cognitive impairment
- Gradual bone reduction seen in some birth control pill users
- Painful legacy of teen sports
- Patients who use anti-depressants are more likely to suffer relapse, researcher finds
- Over half of Alzheimer's cases may be preventable, say researchers
- Mothers with breastfeeding difficulties more likely to suffer postpartum depression, study finds
- Exposure to secondhand smoke associated with hearing loss in adolescents
- Research in 'Westie' dogs may hold answers to similar human diseases
- New anti-cancer agents show promise for treating aggressive breast cancers
- Fewer verbs and nouns in financial reporting could predict stock market bubble, study shows
- Neural signature of 'mental time travel': Memories formed in the same context become linked, evidence shows
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