ScienceDaily Health Headlines
for the Week of November 21 to November 28, 2010
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Posted 2010-11-27:
- 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
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
- 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
- Hong Kong hospital reports possible airborne influenza transmission
- Military experts provide civilian surgeons with guidance on handling bomb blast injuries
- Important brain area organized by color and orientation
- Rare disease reveals new path for creating stem cells
- Gene screening may refine prediction of heart attack risk, researchers say
- Newly identified brain pathways vital to understanding language
- New path for colon cancer drug discovery
- Kids with larger waist sizes are more likely to have cardiac risk factors
- 'Nerd penalty': Social costs of school success are highest for African Americans, study shows
- Protein in the urine: A warning sign for cognitive decline
- Rett syndrome mobilizes jumping genes in the brain
- Racial profiling to limit terror attacks is fundamentally flawed, expert says
- Paleovirology expanded: Non-retroviral virus fragments found in animal genomes
- Process leading to protein diversity in cells important for proper neuron firing
- Your view of personal goals can affect your relationships
Posted 2010-11-22:
- 'Binocular rivalry' deciphered: Key brain mechanism behind conscious visual perception
- Discovery in how HIV thwarts the body's natural defense opens up new target for drug therapies
- Painless needles? Self-adminstered skin patches for vaccines under development
- Genetics determine winter vitamin D status
- Online undergrads learn well without strong class bond, study finds
- Aged, damaged hearts yield stem cells that could treat heart failure, research suggests
- Identification codes inserted into mouse embryos
- Molecular structure of dopamine receptor discovered
- Hold the phone: Prolonged cell use can trigger allergic reaction, as can body piercing, tattoos and cosmetics
- COPD could be a problem with autoimmunity
- Rare mutations linked with catastrophic aortic aneurysms
- Post-traumatic stress disorder linked to death, atherosclerosis in veterans, research finds
Posted 2010-11-21:
- Gene links to anorexia identified: Largest genetic study of the eating disorder detects common and rare variants
- Personalized medicine: Tumor analysis reveals new opportunities for existing cancer drugs
- Designing more effective anti-HIV antibodies
- Cholesterol-lowering statins boost bacteria-killing cells
- Reports claiming amyotrophic lateral sclerosis caused by head trauma lacks scientific validation, review finds
- Graphic images influence intentions to quit smoking
- New target identified for stopping tumors developing their own blood supply
- Combination therapy improves survival time for patients with advanced liver cancer
- New approach finds success in teaching youth with autism
Posted 2010-11-20:
- First synthetic activator of two critical proteins identified: New approach to treat numerous metabolic disorders?
- Pomegranate juice reduces damage to tissues, inflammation and infections, study suggests
- First successful salivary stone removal with robotics
- Physicists study behavior of enzyme linked to Alzheimer's, cancer
- Study finds evidence of gender bias toward diagnosing boys with autism
- E. coli infection linked to long-term health problems
- Potential genetic target for heart disease discovered
- Taking a break from osteoporosis drugs can protect bones, study finds
- Coaching with compassion can 'light up' human thoughts
- Scientists discover how estrogen works and flip its switch to reap benefits without risks
- Chemicals' study pinpoints threat to workers' lungs
- Controlling cursors with thoughts: Faster, simpler, and more accurately; advance helps people regulate their own brain response, with therapeutic implications
- Exhaustion syndrome leaves measurable changes in the brain
- Compound that blocks sugar pathway slows cancer cell growth
- Hormone therapy use may increase or decrease dementia risk depending upon timing
- US falls behind other nations in reducing traffic fatalities and injuries
- Well-known molecule may be behind alcohol's benefits to heart health
- Modulating a protein in the brain could help control Alzheimer's disease
- Shockwaves work better than surgery for smaller kidney stones trapped in the ureter, study suggests
- IQ scores fail to predict academic performance in children with autism
- Key enzyme that regulates the early growth of breast cancer cells identified
- Bees take the sting out of mouth ulcers
- Cough medicine could help doctors identify how breast cancer patients metabolize tamoxifen
- Care for prisoners will improve public health, researchers say
- Mechanism behind organ transplant rejection identified
- Why so many antibodies fail to protect against HIV infection
- Innovative neural probe senses and stimulates individual brain cells
- Importance of exercise for those at special risk for Alzheimer's
- Chinese herbs can complement proven allergy treatments, study suggests
Posted 2010-11-19:
- Stem cell-secreted protein can be given to improve heart function after experimental heart attack
- Scientists announce new advance with potential for future cancer targeting
- Estrogen concentrations in manure runoff: Pelletized manure reduces toxic runoff
- What if we used poetry to teach computers to speak better?
- Gene therapy for metastatic melanoma in mice produces complete remission
- Vitamin C may offer potential life-saving treatment for sepsis
- Multiple sclerosis drug serves as model for potential drugs to treat botulism poisoning
- One-touch make-up -- for our cells
- Depression-like behavior identified in zebrafish; Inability to cope with stress may play role in depression
- Scientists ferret out a key pathway for aging
- Hope for treatment of cocaine addiction: Block memories
- It takes a village: Mechanism alerts neighbors to amplify immune response
- Differences in brain development between males and females may hold clues to mental health disorders
- Mortal chemical combat typifies the world of bacteria
- Mysterious cells may play role in amyotrophic lateral sclerosis (ALS)
- Hearing loss study reveals role of bone hardness in tissue function
- It takes two: Double detection key for sensing muscle pain
- Light at night causes changes in brain linked to depression
- Novel approach shows promise for cystic fibrosis
- Tiny Trojan horses attack brain cancer cells
- Machine learning technique designed to improve consumer medical searches
- How video games stretch the limits of our visual attention
- Influenza vaccines of the future
- Laser system shows promise for cataract surgery
- Structure of Lassa virus protein reveals viral thievery
- Disruptive behaviour disorders in male teenagers associated with increased risk of road crashes
- Regenerative stem cell therapy offers new hope for treating cardiovascular disease
- New drug targets vitamin D receptors in hormone resistant prostate cancers
- Listeners' brains respond more to native accent speakers; Imaging study suggests accents are subtle 'insider' or 'outsider' signal to the brain
- Scientists identify antivirus system in host cells
- Novel genetic mutation that causes the most common form of eye cancer discovered
- Fighting America’s 'other drug problem': Researchers find key to combating medication non-adherence
- Women who stutter have different brain connections than men who stutter; Findings may help explain why more men than women stutter
- Global economic woes make universal access to AIDS drugs unlikely, analysis shows
- Economic downturn takes toll on health of Americans with heart disease, diabetes or cancer
Posted 2010-11-18:
- Broad new technique for screening proteins devised
- Small clumps of tau protein disrupt memory; Animal study suggests possible target for Alzheimer’s disease therapies
- Brain region responsible for speech illusion identified; Study explains how visual cues disrupt speech perception
- Upending conventional wisdom, certain virus families are ancient
- Development of a safer vaccine for Alzheimer’s disease; Mouse study suggests new vaccine approach that may avoid side effects
- Low-allergenic wines could stifle sniffles and sneezes in millions of wine drinkers
- How anthrax bacteria impair immune response
- What you see changes where you hear: Exposure to light for only milliseconds alters perceived source of sound
- Personalized treatment for ovarian cancer
- Smoke from fireworks is harmful to health, study suggests
- Common strain of bacteria found in patients with cystic fibrosis in Canada; associated with greater risk of death
- Feed likely source of salmonella contamination on pig farms
- Impulsive behavior in males increases after periods of heavy drinking
- Stunning details of brain connections revealed
- Immune system involved in depression, animal study suggests
- Heart surgeries can trigger strokes, seizures and other neurological complications
- People who stutter show abnormal brain activity when reading and listening
- Language may help create, not just convey, thoughts and feelings
- Enzyme action could be target for diabetes, heart disease treatments
- Infant estrogen levels tracked through diaper research
- New, much faster, more accurate diagnostic for influenza and respiratory syncytial virus
- Why you can listen at cocktail parties: Songbirds' individual brain cells are tuned to particular sounds
- Length of pregnancy influenced by placenta structure
- MRI scans show structural brain changes in people at risk for Alzheimer's disease
- New 3-D model of RNA 'core domain' of enzyme telomerase may offer clues to cancer, aging
- Antibiotic treatment for ear infections in kids provides only modest benefits, study finds
- Human study shows greater cognitive deficits in marijuana users who start young
- Damaged organs linked to change in biochemical wave patterns
- Protein with cardioprotective capabilities during heart attack discovered
- Never-smokers fare far better than smokers after radiation therapy for head and neck cancer
- Energy drink consumption is strongly linked with risks of heavy drinking and alcohol dependence
- Bioengineers provide adult stem cells with simultaneous chemical, electrical and mechanical cues
- Cancer drug target is promising lead for new TB treatments
- Statin RX may be overprescribed in healthy people without evidence of diseased arteries, study suggests
- US scientists significantly more likely to publish fake research, study finds
Posted 2010-11-17:
- New treatment for lung cancer shows promise
- Reducing blood transfusions improves patient safety and cuts costs, study finds
- How do folded structures form?
- Binge drinking in adolescence changes stress response in adulthood
- Size of hippocampus may indicate early dementia
- Risk factors that lead to bicycling injuries in city traffic
- Teenage amphetamine abuse affects adult brain cell function
- Treating heart attack with fat-derived stem cells may be safe in humans
- New dry powder antibiotic targets tuberculosis, reduces treatment time
- Adolescent rats more vulnerable to drug addiction than adults; younger animals consumed more cocaine and worked harder for it than did adults
- Artificial retina more capable of restoring normal vision; animal study shows including retina’s neural 'code' improved prosthetic
- New bandages change color if infections arise
- Fat outside of the arteries may be linked to future cardiovascular disease
- Musicians less likely to experience age-related changes in the auditory cortex
- Stem cell patch may result in improved function following heart attack
- Surgical instruments left in children rarely fatal, but dangerous, study finds
- Oxytocin increases advertising’s influence: Hormone heightened sensitivity to public service announcements
- Spleen might be source of damaging cells at spinal cord injury site
- More fat around internal organs may mean more complications after liver surgery
- Mental introspection increases as brain areas begin to act in sync
- Regular exercise reduces large number of health risks including dementia and some cancers, study finds
- Robo-op marks new world first for heart procedure
- Smoking among some adults dropped dramatically in past three decades
- Robotic-assisted surgery appears safe for complicated pancreatic procedures
- Functional MRI predicts outcome to talk therapy in children with an anxiety disorder
- Light technology to combat hospital infections
- New blood test may help predict heart failure in apparently healthy older adults
- Adapted MRI scan improves picture of changes to the brain
- Small assist device used in emergency case as twin, heart booster pumps for first time in US
- Tests show bright future for gadonanotubes in stem cell tracking
- Video game-based therapy helps stroke patients recover study
Posted 2010-11-16:
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