ScienceDaily Health Headlines -- for the Week of April 3 to April 10, 2011

ScienceDaily Health Headlines

for the Week of April 3 to April 10, 2011

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Posted 2011-04-09:

• Blood biomarker associated with prevalence, severity of Alzheimer's, but not risk of development
• Guidance molecules: New therapy shows novel therapeutic approach to fighting inflammation
• Fighting malaria with African plant extracts
• Frequent shopping prolongs life, study suggests
• New drug shrinks cancer in animals, study shows
• E. coli enzyme must move to function
• New clinical trial approach reduces time and costs of many studies
• Boy Scouts and Girl Scouts: Cookies or careers?

Posted 2011-04-09:

• Is beauty found in the whites of the eyes? 'Red eyes' associated with the sad and unattractive
• Dopamine controls formation of new brain cells, salamander study shows
• Pancreatic disease: Cells can consume errant molecules to prevent them from eating up organ
• 'Dual switch' regulates fat formation: Discovery points to new obesity and diabetes drugs
• Blood protein levels may predict risk of a cardiovascular event
• Frailty not a factor in adverse drug reactions among seniors, study finds
• Common genetic cause of autism and epilepsy discovered
• Atherosclerotic plaques form during a late and limited time period in life, atom bomb residues reveal
• Personal touch: Hearing a heartbeat has the same effect as looking each other in the eye
• Simple chemical cocktail shows first promise for limb re-growth in mammals
• Caffeine and diabetes: Helpful or harmful?
• Fish oil boosts responses to breast cancer drug tamoxifen, researchers find
• Chemical engineers have designed molecular probe to study disease
• Video games effective treatment for stroke patients
• Monkeys provide malaria reservoir for human disease in Southeast Asia
• Ovarian cancer finding may be a 'win-win' for at-risk women who wish to have a family
• Sniffing out lymphoma by 'turning dogs into humans'
• Clear link found between height and longevity in historical records
• Novel methods used to identify how cigarette smoke affects smokers
• Convenience leads to corpulence: Parents and schools unintentionally contribute to childhood obesity
• Cave fish insomniacs: Fishes that sleep less point to genetic basis for slumber, biologists find
• Naproxen reduces tumors in a mouse model of colon cancer, researchers report
• In vitro fertilizatio: Procedure used in preconception diagnosis can lead to problems with pregnancies, study finds
• What the world needs now? More wisdom
• Late diagnosis is major factor in hospital cancer deaths in Northern Ireland
• New antibiotics against resistant bacterial infections discovered
• Digestive experts grade treatment options for inflammatory bowel disease

Posted 2011-04-08:

• Mathematical model simulating rat whiskers provides insight into sense of touch
• Editing-molecule mutation causes fatal primordial dwarfism
• Blood pressure's internally driven daily rhythm unlikely to be linked to morning heart attacks
• Treatment for depression is a long-term solution, study suggests
• Political views are reflected in brain structure
• Molecules identified that help propel cancer metastasis
• Antibiotic-resistant bacteria in Indian public water supply
• Male victims of 'intimate terrorism' can experience damaging psychological effects
• Antidepressants aid physical recovery in stroke, study suggests
• New approach to IVF embryo donations lets people weigh decision
• Deep-space travel could create heart health woes for astronauts
• Warning labels better than a fat tax, study shows
• Technique for letting brain talk to computers now tunes in speech
• Brain development switch could affect schizophrenia, other conditions
• New fusion gene plays role in some stomach cancers
• Gene linked to severity of autism's social dysfunction identified
• Self-made eye: Formation of optic cup from embryonic stem cells
• Epileptic seizures linked to significant risk of subsequent brain tumor
• DNA stretching: New technique to detect illnesses
• Genetic change that helps tumors move to other parts of the body identified
• Chimpanzees' contagious yawning evidence of empathy, not just sleepiness, study shows
• Progression of smell loss offers clues to the treatment of Alzheimer's disease
• Novel association between Parkinson's disease and prostate cancer
• New device promises safer way to deliver powerful drugs
• Having trouble sharing or understanding emotions? Affection could help
• Breast cancer patients' persistent fatigue is real, may actually speed up aging
• New discovery explains weight problems in Huntingon’s disease
• Body mass index in adolescence associated with early occurrence of diabetes and heart disease
• Memory problems may be sign of stroke risk
• Ryan plan would fundamentally change Medicare, expert says
• Lifesaving antibiotics face doubtful future
• In trial, video helps people weigh bariatric surgery pros, cons
• Pituitary incidentalomas: New guideline recommends that patients undergo complete history and physical examination

Posted 2011-04-07:

• Common dietary fat and intestinal microbes linked to heart disease
• New prostate cancer test gives more accurate diagnosis
• Strawberries may slow precancerous growth in the esophagus, study suggests
• Instructors can reduce cheating by being clear, researcher says
• Human taste cells regenerate in a dish
• Hotspots of genetic rearrangement: Findings in mice could aid understanding of how mammals genetically adapt
• Healthy welders may be at increased risk for early brain damage
• Are infants creating historical footprints with their eyes?
• Coffee drinking in your genes? Genetic variants in two genes linked with caffeine intake
• New drug is effective against the most common form of skin cancer, expert says
• Obesity increases the risk of fetal and infant death, and the risk of complications after hysterectomy
• Older age memory loss tied to stress hormone receptor in brain
• On-off switch for key 'factor' in heart disease and cancer discovered
• Progesterone reduces rate of early preterm birth in at-risk women, study suggests
• Better a sprint than a marathon: Brief intense exercise better than endurance training for preventing cardiovascular disease
• Device drops blood pressure in patients with difficult-to-treat hypertension
• One step closer to a diagnostic test for schizophrenia
• Off-label marketing of medicines in the US is rife but difficult to control, study finds
• Link between chronic depression and accelerated immune cell aging
• Nanopolymer shows promise for helping reduce cancer side effects
• Diabetes treatment may also provide protection against endometrial cancer
• Stronger alcohol 'buzz' predicts future binge drinking problems
• Leptin restores fertility, may improve bone health in lean women; Treatment could help athletes, women with eating disorders
• Scientists develop new technology for stroke rehabilitation
• Can diabetes or lipid-lowering medications treat addiction?
• Mexican migrants to the US risk 'clinically significant' mental-health problems, study finds
• Opioids now most prescribed class of medications in America
• Genetic clues to major cause of kidney disease worldwide
• Hookah use widespread among college students; Study reveals mistaken perception of safety in potential gateway drug
• Repulsion more important than cohesion in embryonic tissue separation
• Giving teachers bonuses for student achievement undermines student learning, study finds
• Refusal skills help minority youths combat smoking, study finds

Posted 2011-04-06:

• Chimp, bonobo study sheds light on the social brain
• Modern targeted drug plus old malaria pill serve a one-two punch in advanced cancer patients
• Toward a solution to nerve agent exposure: Chemist uses supercomputers to test reagents for new treatments
• Protein found to be the link missing between HPV infection and cervical cancer development
• Vitamin A derivative can inhibit early forms of breast cancer, researchers show
• Getting to the root of fatty liver disease
• How materialistic advertising messages negatively shape the female body image, study finds
• Genomic signature in post-menopausal women may explain why pregnancy reduces breast cancer risk
• Cellular feast or famine: How cells decide whether they have enough fat
• Students around the world report being addicted to media, study finds
• New method delivers Alzheimer’s drug to the brain
• Pedestrians injured by the windshield frame in car crashes
• People willing to pay painful price for friendship
• Facial structures of men and women have become more similar over time
• Patient's own cells may hold therapeutic promise after reprogramming, gene correction
• Genetic changes behind sweet tooth
• Study identifies neural activity linked to food addiction
• Scientists discover a way to kill off tumors in cancer treatment breakthrough
• Bone marrow cells that transform into skin cells could revolutionize approach to wound treatment
• Sudden cardiac death affects about 1 in 44,000 NCAA athletes a year, study finds
• Men who lose their jobs at greater risk of dying prematurely
• Pneumonia death rate lower among people who take statins, study suggests
• Call of the riled: Stress signal in cancer cells triggers similar response in other cells, aiding tumor growth
• Measuring oxidative stress can predict risk of atrial fibrillation
• Autism: Exceptional visual abilities explained
• Early work indicates drug used to treat alcoholism may help those with Fragile X and autism
• Tumors resistant to radiation therapy may be controlled by the MET oncogene
• Novel compounds for fighting against parasitic diseases
• Partner controlling behaviors appear to be associated with relationship violence

Posted 2011-04-05:

• Dangerous blood pressure increases during exercise can be blocked, researchers find
• Safer CT scanning for children developed in Sweden
• Low income associated with mental disorders and suicide attempts, study finds
• Prevalence of 'flattened head' in infants and young children appears to be increasing
• Repetitive, high-impact sports linked to stress fractures in girls
• Teens who choose music over books are more likely to be depressed, study finds
• Common variant of p53 tumor suppressor gene linked to increased inflammatory responses
• High dose of oxygen enhances natural cancer treatment, researchers find
• Got up on the wrong side of the bed? Your work will show it
• Herpes linked to Alzheimer's disease: 'Cold sores' connected to cognitive decline
• Potassium channel gene modifies risk for epilepsy
• Nurturing newborn neurons sharpens minds in mice
• New hope for tiny hearts
• 'Last resort' antibiotics use on the rise, study suggests
• Magnesium deficiency: Not always a nutritional problem
• Lambs provide crucial link in understanding obesity
• Four new genes for Alzheimer's disease risk identified
• Avoiding or controlling diabetes may reduce cancer risk and mortality
• The five hospital factors that affect heart attack survival
• New research demonstrates language learners' creativity
• Metabolic syndrome may increase risk for liver cancer
• Cholesterol regulator plays key role in development of liver scarring, cirrhosis
• ADHD and prenatal alcohol exposure: Comparing profiles of learning and memory impairments in two groups of children
• Chasing the pot of gold: Gambling subtypes and treatment outcomes
• Research questions the educational possibilities of some TV and computer games
• Student confidence correlated with academic performance, horticultural science class study finds

Posted 2011-04-04:

• How do neurons in the retina encode what we 'see'?
• Vitamin D levels linked with health of blood vessels
• ‘SKIP’-ing splicing forces tumor cells to undergo programmed cell death
• More organs for transplant when ICU docs help take care of brain dead donors, study finds
• Heart drug cuts prostate cancer risk, holds potential for therapeutic use
• DNA of 50 breast cancer patients decoded
• New lung cancer staging system (TNM 7) better predicts local/regional recurrence, study shows
• When washing becomes a compulsion

Posted 2011-04-03:

• Engineered protein fragment blocks the AIDS virus from entering cells
• Skywalker enzyme ensures optimal communication between neurons
• Soy increases radiation's ability to kill lung cancer cells, study shows
• Manage biological invasions like natural disasters, biologists say
• Older and stronger: Progressive resistance training can build muscle, increase strength as we age
• Insulin could be Alzheimer's therapy
• Surprising finding from smoke inhalation study

Posted 2011-04-02:

• How brain's memory center repairs damage from head injury
• Three square meals a day paired with lean protein help people feel full during weight loss
• Many US women have children by more than one man
• Genetic defect suggests high blood pressure may come from mother
• Cat allergy vaccine safe and effective, study suggests
• Probiotic bacteria could help treat Crohn's disease
• Misreading faces tied to child social anxiety
• Brain research reveals possible causes of sudden infant death syndrome
• Screening does not reduce prostate cancer deaths, study suggests
• Scientists unlock mystery of how the 22nd amino acid is produced
• Got a craving for fast food? Skip the coffee, study suggests
• Promising target for AIDS vaccine
• Alzheimer's-like brain changes found in cognitively normal elders with amyloid plaques
• Brain scans reveal differences in brain structure in teenagers with severe antisocial behavior
• Immune therapy can control fertility in mammals: Technique could prevent pregnancy in pets, human use is also envisioned
• HIV protein unveils vaccine target
• Regular breakfast helps reduce lead poisoning in children
• Link found between DNA damage and immune response
• Patients in their 50s with diabetes have nearly double the risk for developing 'geriatric' ailments, study finds
• What choice do we have?
• First report on bioaccumulation and processing of antibacterial ingredient TCC in fish
• Novel form of ubiquitin protein characterized: New insights into inflammation and cell death
• Molar power: Milk teeth wanted for stem cell palace art project
• Study finds surprising gender differences related to sexual harassment
• Writing assignments boost critical thinking skills for landscape design students

Posted 2011-04-01:

• Fruit fly's response to starvation could help control human appetites
• Aimless proteins may be crucial to disease
• Study suggests a relationship between migraine headaches in children and a common heart defect
• Micro-RNA blocks the effect of insulin in obesity
• Different genes influence smoking risk during adolescence and adulthood
• US cancer death rates in decline: Annual report focuses on brain tumors
• US troops exposed to polluted air in Iraq, researchers report
• Having trouble achieving work-life balance? Knowing your strategies is key
• Human embryonic stem cells provide new insight into muscular dystrophy
• Repulsive smell could combat bed bugs
• Hands-free electronic water faucets found to be hindrance in infection control; Manual faucets work better, study shows
• Engineer studies how to reduce impact of power tools vibrations
• Superwoman: A hard act to follow
• Rare genetic variants most likely to influence disease
• Through the looking glass: Research into brain's ability to understand mirror-image words sheds light on dyslexia
• Remove children's catheters as soon as possible to prevent bloodstream infections
• Being in a good mood may lead to poor memory
• Promising new treatment for childhood leukemia
• Combination of two hormones increases height in girls with Turner syndrome
• Seeing and experiencing violence makes aggression 'normal' for children
• Common yellow lab dye profoundly extends lifespan in healthy nematodes
• Vaccine to cure asthma brought on by house dust mite allergies?
• Worm research defines role of multiple disease genes at base of cilia
• Melanoma diagnosis in women associated with higher socioeconomic status
• Sensory wiring for smells varies among individuals
• Clinical trial success for Crohn's disease cell therapy
• Traumatizing your DNA: Researcher warns that it isn't 'all in the genes'
• Computerized systems reduce psychiatric drug errors, research suggests
• Lack of motivation, equipment main barriers for exercise for boys
• How to make skinny worms fat and fat worms skinny
• 'Informant' jumping gene offers new method for studying how genes are regulated
• Test after eye surgery: New halometer tests alterations in night vision
• Metastasis: Extracellular matrix tugging creates 'come hither' stimulus for cancer migration
• Adolescent offspring of women who drank alcohol during first trimester more likely to develop conduct disorder

Posted 2011-03-31:

• No scalpel: Minimally invasive breakthrough for men’s enlarged prostates improves symptoms
• Research into poison curare may lead to medication against tobacco addiction
• Allowing people with HIV to be organ donors could save lives of HIV-positive patients with kidney or liver failure
• Educational development stunted by teenage fatherhood
• Keeping cancer dormant: Researchers target tumor metabolism by blocking energy production required for malignant cancer growth
• Antioxidant formula prior to radiation exposure may prevent DNA injury, trial suggests
• Mothers abused during childhood at risk for having low birth weight babies
• Kidney cancer advance: Genetic pathways could be used to starve cancer cells selectively
• 54 beneficial compounds discovered in pure maple syrup
• Links between asthma, smoking and nicotine dependence explored in new study
• Singing lowers patient's blood pressure prior to surgery, case study reports
• Diabetes veterans may show ways to prevent complications
• Mothers' hard work pays off with big brains for their babies
• Cause of fatal inflammation of the heart muscle identified
• Physicists detect low-level radioactivity from Japan arriving in Seattle
• Updating the Mary Poppins solution with a better bitter blocker
• Antibiotics wrapped in nanofibers turn resistant disease-producing bacteria into ghosts
• Safer, more effective skin-whitening creams from ancient Chinese herbal medicine
• New media and eating habits: Computer has replaced the kitchen table as focal point of meals for college students
• Catching cancer with carbon nanotubes: New device to test blood can spot cancer cells, HIV on the fly
• Obese patients have double the risk of airway problems during an anesthetic, study shows
• America's most distressed areas threatened by emerging infections of poverty
• Thyroid hormone controls the eye‘s visual pigments throughout life
• Study illuminates the 'pain' of social rejection
• Annual sonograms are needed to verify correct IUD position, obstetricians say
• Household bleach can decontaminate food prep surfaces in ricin bioterrorist attack
• Frequency of fat talk associated with increased body dissatisfaction, regardless of waistline
• Scientists devise targeted therapy strategy for rare form of childhood cancer
• Bariatric surgery highly cost-effective treatment for type 2 diabetes in the obese, study suggests
• Poor behavior doesn't always lead to poor academics
• New clinical practice guidelines developed for juvenile idiopathic arthritis

Posted 2011-03-30:

• Deciphering hidden code reveals brain activity
• Exposure to chemicals in environment associated with onset of early menopause
• New cancer drug heads to clinical trials
• New insight into how 'tidying up' enzymes work

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