ScienceDaily Health Headlines
for the Week of November 28 to December 5, 2010
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Posted 2010-12-04:
- Blame the environment: Why vaccines may be ineffective for some people
- Color-changing 'blast badge' detects exposure to explosive shock waves
- Molecular 'switch' contributes to cellular aging process: Discovery suggests new treatments for metabolic diseases
- Molecular mechanism that causes teens to be less sensitive to alcohol than adults identified
- New prion discovery reveals drug target for mad cow disease and related illnesses
- Eye movement problems common cause of reading difficulties in stroke patients
- A molecular switch for memory and addiction
- Tooth decay to be a thing of the past? Enzyme responsible for dental plaque sticking to teeth deciphered
- Researchers uncover culprits in life-threatening clotting disorder
- Preterm infants may need a boost to protect against invasitve pneumococcal disease
- Under suspicion: Painkiller ziconotide could increase suicidal ideation
Posted 2010-12-04:
- Do our bodies' bacteria play matchmaker?
- New clue in leukemia mystery: Researchers identify 'poison' employed by deadly enzyme mutations
- Doctors failing to prescribe low-dose menopausal hormone therapy, study finds
- Fear of being envied makes people behave well toward others
- Discovery could lead to breakthrough for non-small cell lung cancer
- The gene-environment enigma
- Breast CT imaging system marches forward as pain-free tool to aid mammograms
- Nicotine exposure in pregnant rats puts offspring at risk for learning disabilities
- Dementia may result from incomplete memories
- Anesthetic gases heats climate as much as one million cars, new research shows
- Brittle bones and heart disease go hand in hand
- Heavy smoking during pregnancy linked to kids becoming repeat offenders as adults
- Polluted air increases obesity risk in young animals
- Blood vessel dysfunction linked to heart disease also impacts Alzheimer's
- 'USB' interface for medical diagnosis?
- Kicking the habit: Study suggests that quitting smoking improves mood
- Smoking may thin the brain
- Finger length predicts mental toughness in sport
- Mechanistic link between genetic variation and risk of cardiovascular disease identified
- Virtual biopsy may allow earlier diagnosis of brain disorder in athletes
- 'Less is more,' when it comes to sugary, high-caffeine energy drinks, researchers say
- Scientists home in on chemicals needed to reprogram cells; Groundbreaking discovery moves field closer to therapeutic applications
- Personalized diets for elderly after hospitalization decreases mortality rates, study finds
- Stigma deters those with alcohol disorders from seeking treatment, study finds
- Scientists discover mechanism that turns healthy cells into prostate cancer cells
- Scientists ratchet up understanding of cellular protein factory
- Scientists propose new international cancer effort akin to Human Genome Project
- Relationship-strengthening class improves life for new families
Posted 2010-12-03:
- New microscopy tracks molecules in live tissue at video rate; scientists push SRS microscopy to new levels of spatial, temporal precision
- Soya beans could hold clue to treating fatal childhood disease
- New method for preventing oxidative damage to cells: Findings could lead to enhanced health supplements, progress on Parkinson's
- Number of HIV/AIDS cases in sub-Saharan Africa expected to greatly outpace resources
- Sleepless soldiers: Study suggests that military deployment affects sleep patterns
- Cancer risk from medical radiation may have been overestimated
- Discovery could shrink dengue-spreading mosquito population
- Tricyclic anti-depressants linked to increased risk of heart disease
- Propensity for one-night stands, uncommitted sex could be genetic, study suggests
- Genetic switch for determining gender identified; Gene linked to so-called 'intersex' families
- Major step toward first biological test for autism
- Botulinum toxin A creates muscle weakness and atrophy following long term use, study suggests
- Reaching 100 years of age may be more about attitude and adaptation than health history, study finds
- Perinatal bisphenol-A exposure may affect fertility
- Recurrent miscarriage raises heart attack risk fivefold in later life, study finds
- Loud snoring and insomnia symptoms predict the development of the metabolic syndrome
- Longevity breakthrough: Scientists 'activate' life extension in worm, discover mitochondria's metabolic state controls life span
- Ideal body mass index identified in new study; Overweight and obesity associated with increased risk of death
- Long-term exposure to pesticides may be linked to dementia
- New psychology theory enables computers to mimic human creativity
- Gene duplication detected in depression; Finding points to disruptions in brain signaling networks
- Plant clock gene also works in human cells
- Inflammatory bowel disease can cause post traumatic stress, say doctors
- Fountain of youth in your muscles? Researchers uncover muscle-stem cell mechanism in aging
- Report sets new dietary intake levels for calcium and vitamin D to maintain health and avoid risks associated with excess
- Suicide rate among young women veterans more than twice that of civilians
- New findings detail how a virus prepares to infect cells
- Insomnia after myocardial infarction: Heart and brain appear to be closely connected
- Drug-like compound stops thyroid overstimulation in early studies
- One third of LGBT youth suffer mental disorders, Chicago study finds
- Updated guidelines include new research, advances in stroke prevention
- E. coli outbreak in Connecticut caused by raw milk consumption
Posted 2010-12-02:
- Loss of species large and small threatens human health, study finds
- New gene for childhood cancer neuroblastoma is discovered
- CT best at uncovering drug mule payload, study finds
- Retinal nerve function may be key to early glaucoma detection
- Death certificates confirm non-HIV-attributable diseases cause increase in deaths of people living with HIV/AIDS in US
- Bone marrow stromal stem cells may aid in stroke recovery
- What to do if you are bitten by a snake
- Researchers show an oncolytic virus switches off cancer cell surival signal
- Pray tell: Americans stretching the truth about church attendance
- Dangerous levels of lead found in used consumer products
- Finger length points to prostate cancer risk
- Tumors bring their own support cells when forming metastases; Noncancerous cells from primary site appear to facilitate tumor growth
- Most low birth weight babies become productive adults, study finds
- Yo-yo dieting alters genes linked with stress
- New evidence for eye-protective effects of omega-3-rich fish, shellfish
- Perceived bad boys receive less pain medications in ER
- Diabetes may clamp down on cholesterol the brain needs
- Surgeons test innovative device in patient with swallowing disorder
- Guiltless gluttony: Misleading size labels lead to overeating
- Couch potato effect: Missing protein leaves mice unable to exercise
- Gene therapy success in an immune disorder
- Origin of cells associated with nerve repair discovered
- Drug-resistant HIV patients with unimpaired immune cells
- Trust hormone associated with happiness: Human study suggests new role for oxytocin
- Sugary lemonade may cool a hot temper
- Mother’s young alter brain’s response to drug
- Tiny RNA molecules control labor, may be key to blocking premature birth
- Anti-microbials are a common cause of drug-induced liver injury and failure, study suggests
- Motorcycle simulator gives new clues to road safety
- Older animals unable to distinguish similar-looking objects
- Brain scans detect autism's signature
- Internal body clock controls fat metabolism
- New report ties diabetes to shortened life expectancy
- Are good-looking people more employable? Findings vary depending on whether it's a male or female applicant and who's doing the screening
- Hmong, Lu-Mien families face barriers to services, study finds
- Rising incidence of valvular heart diseases identified in New York state; Finding is associated with aging population and other factors
- People with mental illness receive inadequate mass screening for prevention of medical conditions, UK study finds
Posted 2010-12-01:
- Alternative therapies may leave asthmatics gasping, study suggests
- SRC-1 controls liver's 'sweet spot' for glucose production
- Social support is most effective when provided invisibly
- Children with autism have mitochondrial dysfunction, study finds
- Dosing directions, measuring devices appear inconsistent for many children's liquid medications, study finds
- Narcissistic students don't mind cheating their way to the top, study finds
- Drop in breast cancer rates directly tied to reduced hormone therapy, large study finds
- Belly fat puts women at risk for osteoporosis, study finds
- Acupuncture changes brain's perception and processing of pain, researchers find
- Caffeinated alcoholic beverages: A growing public health problem?
- Neurological protein may hold the key to new treatments for depression
- Hormone oxytocin bolsters childhood memories of mom's affections
- Sporadic breast cancers start with ineffective DNA repair systems
- Playing with building blocks of creativity help children with autism
- Antibacterial soaps: Being too clean can make people sick, study suggests
- New genomic technique reveals obesity gene variants
- Moderate alcohol consumption lowers the risk of metabolic diseases, study suggests
- New approach may help dialysis patients fight anemia
- Clarity in short-term memory shows no link with IQ
- Apes unwilling to gamble when odds are uncertain
- Celecoxib (Celebrex) may be effective in preventing non-melanoma skin cancers
- Artesunate suppositories are cost-effective intervention for severe childhood malaria
- Prescriptions for teens and young adults on the rise
- Male reproductive problems may add to falling fertility rates
- Brain cells called pericytes become a player in Alzheimer's, other diseases
- Black children more likely to die from neuroblastoma, study finds
- Diagnosis uncertainty increases anxiety in patients
- Oregon's POLST program expands to provide patients with more control at the end of their lives
- Recommendations issued on controversial 'Ashley' procedure for disabled children
- International clinical trial tests targeted drug for melanoma
- 5.7 million Californians lack access to job-based health coverage
- Despite economic slump, donors give generously to global health, though at a slower rate
Posted 2010-11-30:
- Bladder regeneration using stem cells from patients own bone marrow
- Pre-eclampsia: Early urine test predicts pregnancy complication
- Does sex matter? It may when evaluating mental status
- Superantigens could be behind several illnesses
- Stem cell therapy: A future treatment for lower back pain?
- US adults most likely to forgo care due to cost, have trouble paying medical bills, survey finds
- Gene therapy prevents memory problems in mice with Alzheimer's disease
- Male reproductive problems may add to falling fertility rates
- National pilot program facilitates kidney paired-donation transplants
- Potential new target for treating triple negative breast cancer identified
- Scientists learn more about how kidneys fail and how new drugs may intervene
- Tobacco: Out of sight, out of mind?
- Brain tissue loss in people with Alzheimer’s disease and mild cognitive impairment
- Iron compounds synthesized to combat tuberculosis
- Era of personalized oncology: New strategies for cancer drug development urgently needed, experts say
Posted 2010-11-29:
- Dogs have bigger brains than cats because they are more sociable, research finds
- Cholesterol drug shows benefits for kidney patients, study suggests
- Why are we getting fatter? Seeking a mysterious culprit
- Danger of cancerous tissue development in chromosomal abnormalities
- Sensory stimulation protects against brain damage caused by stroke
- Same face may look male or female, depending on where it appears in a person's field of view
- Fatal blood clot genetic risk identified
- Molecular switch controls neuronal migration in the developing brain
- A decade of refinements in transplantation improves long-term survival of blood cancers
- Pre-injury exercise may mitigate the effects of traumatic brain injury in mice
Posted 2010-11-28:
- Diabetes drug could work against Alzheimer's, animal study suggests
- Reliable culture of human embryonic stem cells
- Being faced with gender stereotypes makes women less likely to take financial risks
- Severe asthma more prevalent than thought, related to pronounced nasal symptoms
- Finger-trap tension stabilizes cells' chromosome-separating machinery
- Epilepsy: Women need specific treatment, experts say
- Elderly to outnumber children by 2050 in most parts of world
Posted 2010-11-27:
- Growth-factor gel shows promise as hearing-loss treatment
- Female fish -- and humans? -- lose interest when their male loses a slugfest
- Weather affects children's injury rate: Each 5-degree temperature rise boosts kids' hospital admissions for serious injury by 10 percent
- Erythromycin A produced in E. coli for first time: Biosynthetic breakthrough paves way for other pharmaceuticals
- Tightwads and spendthrifts: A Black Friday tradition
- More protein, less refined starch important for dieting, large study shows
- New tool detects Ebola, Marburg quickly, easily
- No link between mold growth and development of asthma and allergy, Scandinavian study finds
- Gender gap in physics exams reduced by simple writing exercises, study finds
- New insight into the cause of common dementia
- Promising new multiple sclerosis treatment under development
- High BMI in childhood linked to greater heart disease risk in adolescence
- US death rate from congenital heart defects continues to decline
- Do 'traffic lights' in the brain direct our actions? Delayed inhibition between neurons identified as possible basis for decision making
- How cannabis suppresses immune functions: Cannabis compounds found to trigger unique immune cells which promote cancer growth
- Understanding aging by studying reproduction
- Proton-pump inhibitors and birth defects: Some reassurances, but more needed, warns epidemiologist
Posted 2010-11-26:
- How people perceive sour flavors: Proton current drives action potentials in taste cells
- Using a patient's tumor to form vaccine: Dendritic cell vaccine induces immune responses in patients
- Jet-lagged and forgetful? It's no coincidence: Memory, learning problems persist long after periods of jet lag
- Being a 'good sport' can be critical to maintaining lifelong physical activity
- Restoring gene for cancer protein p53 slows spread of advanced tumors, biologists find
- Breastfeeding while taking seizure drugs may not harm child's IQ, study suggests
- Haiti cholera outbreaks: Experts urge US to create emergency cholera vaccine stockpile for humanitarian use
- New imaging technique accurately finds cancer cells, fast
- How some melanoma tumors evade drug treatment: Critical gene involved in melanoma growth
- Combining aerobic and resistance training appears helpful for patients with diabetes
- People who donate to religions are more likely to punish selfish behaviour, new study finds
- Stem cells from amniotic fluid: Reprogrammed amniotic fluid cells can generate all types of body cells
- A cancer cell's beginning reconstructed in a test tube
- Cellular mechanisms leading to immune response in airway epithelium
- Experts question whether patients will use performance data to choose their care
Posted 2010-11-25:
- Drug resistance mechanisms identified in most common form of melanoma
- Late-preterm babies at greater risk for problems later in childhood, study finds
- Gene linked to ADHD allows memory task to be interrupted by brain regions tied to daydreaming
- An answer to a longstanding question: How HIV infection kills T cells
- Sensory detection and discrimination: Neural basis of rapid brain adaptation revealed
- Less invasive method for determining stage of lung cancer shows benefits
- Retirement reduces tiredness and depression, study finds
- Chronic high cholesterol diet produces brain damage
- Coffee and a sweet treat to think better? Caffeine and glucose combined improves the efficiency of brain activity
- Binge drinking may lead to higher risk of heart disease
- Getting lost in buildings: Architecture can bias your cognitive map
- Heating nanoparticles to kill tumor cells
- For your teeth, Thanksgiving dinner is a real food fight
- Age estimation from blood has immediate forensic application
- Why do people behave badly? Maybe it's just too easy
- Battle of the sexes: Researchers change 'femaleness' or 'maleness' of fruit flies
- Environmental toxin may play important role in multiple sclerosis: Hypertension drug possible treatment
- Salmonella test makes food safer, reduce recalls
- Genomic 'markers' may head off thousands of thyroid surgeries
- Plant-derived scavengers prowl the body for nerve toxins
- Perceptual training improves vision of the elderly, research finds
- Cancer: Thermotherapy as a chemotherapy alternative?
- Too much of a good thing: Important mechanism in hormone-sensitive breast cancer uncovered
- Dealt a bad hand: Pathological gamblers are also at risk for mental health disorders
- Bacteria help infants digest milk more effectively than adults
- For HIV-positive patients, delayed treatment a costly decision
- Hormone's crucial role in two anemic blood disorders
- Monitoring wear-and-tear in helicopters, and also in hips, knees and ankles, too
- Depression may be both consequence of and risk factor for diabetes
- No reduction in adverse medical events over six years despite efforts
- Early intervention essential to success for at-risk children, study finds
- Atypical femoral fractures and long-term bisphosphonate use: New position paper
Posted 2010-11-24:
- Human creativity may have evolved as a way for parents to bond with their children
- Excess fructose may play role in diabetes, obesity and other health conditions
- Stability is first step toward treating ALS
- Aerobic exercise may reduce excessive cocaine use
- Discovery halts breast cancer stem cells
- Upper-class people have trouble recognizing others' emotions
- High alpha-carotene levels associated with longer life
- Heart health: Implanted devices as effective in 'real world' as in clinical trial settings
- Fighting antibiotic-resistant bacteria by treating municipal wastewater at higher temperatures
- Eyeblink conditioning may help in assessing children with fetal alcohol exposure
- New sleep cycle discovery explains why fatty diets during pregnancy make kids obese
- Risk of bleeding among patients taking two anti-platelet drugs
- Nearly 25 percent of overweight women misperceive body weight
- HIV drugs interfere with blood sugar, lead to insulin resistance
- Divide and conquer strategy for childhood brain cancer
- Exercising to piano music appears to help reduce falls among older adults
- How sunlight shapes daily rhythms
- New function of gene in promoting cancer found
- Overweight primarily a problem among wealthier women in low- to middle-income countries
Posted 2010-11-23:
- Normal cells transformed into 3-D cancers in tissue culture dishes
- Aggressive surgery is best for children with brain tumors, study suggests
- Banking on predictability, the mind increases efficiency
- Genes link puberty timing to body fat in women
- Both the rate and direction of axon growth in the spinal cord can be controlled
- Putting the squeeze on fat cells
- Parental divorce in childhood linked to stroke in adulthood
- New spinal implant to help people with paraplegia exercise paralyzed limbs
- Method for manufacturing patient-specific human platelets
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