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Improvements in fuel cell designImprovements in fuel cell design

Rediscovering Venus to find faraway earths

Archaeologists discover bronze remains of Iron Age chariot

Researchers resolve the Karakoram glacier anomaly, a cold case of climate science

Fish tale: New study evaluates antibiotic content in farm-raised fishFish tale: New study evaluates antibiotic content in farm-raised fish

New 3-D display technology promises greater energy efficiencyNew 3-D display technology promises greater energy efficiency

Researchers break nano barrier to engineer the first protein microfiberResearchers break nano barrier to engineer the first protein microfiber

Magnetic mirrors enable new technologies by reflecting light in uncanny ways

Structure of an iron-transport protein revealedStructure of an iron-transport protein revealed

First step: From human cells to tissue-engineered esophagusFirst step: From human cells to tissue-engineered esophagus

Lift weights, improve your memory

Spiders: Survival of the fittest group

Autophagy helps fast track stem cell activationAutophagy helps fast track stem cell activation

Myelin vital for learning new practical skillsMyelin vital for learning new practical skills

More physical activity improved school performanceMore physical activity improved school performance

Around the world in 400,000 years: The journey of the red foxAround the world in 400,000 years: The journey of the red fox

Engineering new vehicle powertrainsEngineering new vehicle powertrains

Active aging is much more than exerciseActive aging is much more than exercise

Study: New device can slow, reverse heart failureStudy: New device can slow, reverse heart failure

Are the world's religions ready for ET?Are the world's religions ready for ET?

Recreating the stripe patterns found in animals by engineering synthetic gene networksRecreating the stripe patterns found in animals by engineering synthetic gene networks

Laying the groundwork for data-driven scienceLaying the groundwork for data-driven science

Hold on, tiger momHold on, tiger mom

Nature's designs inspire research into new light-based technologiesNature's designs inspire research into new light-based technologies

Missing piece found to help solve concussion puzzleMissing piece found to help solve concussion puzzle

Biologists delay the aging process by 'remote control'Biologists delay the aging process by 'remote control'

Geography matters: Model predicts how local 'shocks' influence U.S. economyGeography matters: Model predicts how local 'shocks' influence U.S. economy

Identified for the first time what kind of explosive has been used after the detonationIdentified for the first time what kind of explosive has been used after the detonation

Copied from nature: Detecting software errors via genetic algorithmsCopied from nature: Detecting software errors via genetic algorithms

Body Weekly - August 2012 Archives


Manipulating the microbiome could help manage weight (8/31/2012)

Vaccines and antibiotics may someday join caloric restriction or bariatric surgery as a way to regulate weight gain, according to a new study focused on the interactions between diet, the bacteria that live in the bowel, and the immune system. ...> Full Article


Menopause evolved to prevent competition between in-laws (8/30/2012)

The menopause evolved, in part, to prevent competition between a mother and her new daughter-in-law, according to research published today (Aug. 23, 2012) in the journal Ecology Letters. The study -- by researchers from the University of Turku, University of Exeter, University of Sheffield and Stanford University ? explains for the first time why the relationship women had with their daughter-in-laws could have played a key role. ...> Full Article


Key to burning fat faster discovered (8/29/2012)

Key to burning fat faster discoveredNewly discovered on/off switch in enzymes may help battle fat-related disease ranging from stroke and diabetes to acne. ...> Full Article


How does body temperature reset the biological clock? (8/28/2012)

Ueli Schibler, professor at the University of Geneva, Switzerland, unveils a molecular mechanism by which body temperature rhythms influence the expression of 'clock genes' and synchronize local oscillators. This study also demonstrates how the production of DBP, a protein involved in detoxification and drug metabolism, is modulated by daily variations of temperature. ...> Full Article


In your future: More healthful foods to nourish the non-human you (8/27/2012)

The focus of nutrition for good health is quietly shifting to include consumption of food ingredients specifically designed to nourish the non-human cells that comprise 80 percent of the cells in the typical person, an authority on the topic said here today at the 244th National Meeting & Exposition of the American Chemical Society, the world's largest scientific society. ...> Full Article


Better monitoring of food quantity makes self-control easier (8/26/2012)

New research from the University of Minnesota's Carlson School of Management suggests learning how to stop enjoying unhealthy food sooner may play a pivotal role in combating America's obesity problem. The research, published in the Journal of Consumer Research, explores how satiation, defined as the drop in liking during repeated consumption, can be a positive mechanism when it lowers the desire for unhealthy foods. ...> Full Article


Sacrificing sleep to study can lead to academic problems (8/25/2012)

Regardless of how much a high school student generally studies each day, if that student sacrifices sleep in order to study more than usual, he or she is more likely to have academic problems the following day. These are the findings from a longitudinal study of 535 9th, 10th, and 12th graders who kept detailed diaries for 14 days on how long they studied and slept, and whether or not they experienced academic problems. ...> Full Article


Photographic cholesterol test (8/24/2012)

Researchers in India have developed a total cholesterol test that uses a digital camera to take a snapshot of the back of the patient's hand rather than a blood sample. The image obtained is cropped and compared with images in a database for known cholesterol levels. ...> Full Article


Toward a portable emergency treatment for stopping life-threatening internal bleeding (8/23/2012)

Progress toward a new emergency treatment for internal bleeding -- counterpart to the tourniquets, pressure bandages and Quick Clot products that keep people from bleeding to death from external wounds -- was reported here today at the 244th National Meeting & Exposition of the American Chemical Society, the world's largest scientific society. ...> Full Article


Cocoa compounds may reduce blood pressure (8/22/2012)

Compounds in cocoa may help to reduce blood pressure, according to a new systematic review in The Cochrane Library. The researchers reviewed evidence from short-term trials in which participants were given dark chocolate or cocoa powder daily and found that their blood pressure dropped slightly compared to a control group. ...> Full Article


Mediterranean diet enriched with olive oil may protect bone (8/21/2012)

A study to be published in the Endocrine Society's Journal of Clinical Endocrinology and Metabolism shows consumption of a Mediterranean diet enriched with olive oil for two years is associated with increased serum osteocalcin concentrations, suggesting a protective effect on bone. ...> Full Article


A male contraceptive pill in the making? (8/20/2012)

A male contraceptive pill in the making?Researchers at Dana-Farber Cancer Institute and Baylor College of Medicine report in the Aug. 17 issue of Cell that they have used a small molecule compound to generate reversible birth control in male mice. ...> Full Article


Yoga: A cost-effective treatment for back pain sufferers? (8/19/2012)

Specialized group yoga classes could provide a cost-effective way of treating patients with chronic or recurrent low back pain, according to the UK's largest ever study of the benefits of yoga. ...> Full Article


A pack of walnuts a day keeps the fertility specialist away? (8/18/2012)

After eating 75 grams of walnuts every day for 12 weeks, healthy young men aged 21 to 35 saw increased sperm vitality, motility, and morphology, UCLA researchers report. ...> Full Article


Chemical widely used in antibacterial hand soaps may impair muscle function (8/17/2012)

Triclosan, an antibacterial chemical widely used in hand soaps and other personal-care products, hinders muscle contractions at a cellular level, slows swimming in fish and reduces muscular strength in mice, according to researchers at the University of California, Davis, and the University of Colorado. Researchers call for regulatory agencies to reconsider its use. ...> Full Article


Butter flavoring in microwave popcorn, thought safe for food industry workers, is respiratory hazard (8/16/2012)

The ingredient 2,3-pentanedione (PD), used to impart the flavor and aroma of butter in microwave popcorn, is a respiratory hazard that can also alter gene expression in the brain of rats. Manufacturers started using PD when diacetyl was found to cause bronchiolitis obliterans. New research on PD with implications for "popcorn workers' lung" is published in the American Journal of Pathology and indicates that acute PD exposure has respiratory toxicity which is comparable to diacetyl in laboratory animals. ...> Full Article


Eating grapes may help protect heart health in men with metabolic syndrome, new study suggests (8/15/2012)

Consuming grapes may help protect heart health in people with metabolic syndrome, according to new research published in the Journal of Nutrition. Researchers observed a reduction in key risk factors for heart disease in men with metabolic syndrome: reduced blood pressure, improved blood flow and reduced inflammation. Natural components found in grapes, known as polyphenols, are thought to be responsible for these beneficial effects. ...> Full Article


Strawberry extract protects against UVA rays (8/14/2012)

Strawberry extract protects against UVA raysAn experiment has shown that strawberry extract added to skin cell cultures acts as a protector against ultraviolet radiation as well as increasing its viability and reducing damage to DNA. Developed by a team of Italian and Spanish researchers, the study opens the door to the creation of photoprotective cream made from strawberries. ...> Full Article


Research: Men respond negatively to depictions of 'ideal masculinity' in ads (8/13/2012)

Research: Men respond negatively to depictions of 'ideal masculinity' in adsThe male response to depictions of ideal masculinity in advertising is typically a negative one, which has implications for advertisers and marketers targeting the increasingly fragmented male consumer demographic, according to research co-authored by Cele Otnes, a University of Illinois professor of advertising and of business administration. ...> Full Article


Autoantibodies damage blood vessels in the brain (8/12/2012)

Autoantibodies damage blood vessels in the brainThe presence of specific autoantibodies of the immune system is associated with blood vessel damage in the brain. These findings were made by researchers from the Max Delbrück Center for Molecular Medicine Berlin-Buch and the biotech company E.R.D.E.-AAK-Diagnostik GmbH in rats. Their results suggest that autoimmune mechanisms play a significant role in the pathogenesis and progression of Alzheimer's and vascular dementia. ...> Full Article


Are cold feet plaguing your relationship? (8/11/2012)

Are cold feet plaguing your relationship? Scientists have identified the biological mechanism that could be responsible for this phenomenon, a problem that bothers many couples. ...> Full Article


Study finds mechanism that turns white fat into energy-burning brown fat (8/10/2012)

Columbia University Medical Center researchers have identified a mechanism that can give energy-storing white fat some of the beneficial characteristics of energy-burning brown fat. The findings, based on studies of mice and of human fat tissue, could lead to new strategies for treating obesity and type 2 diabetes. The study was published today in the online edition of the journal Cell. ...> Full Article


Grin and bear it -- smiling facilitates stress recovery (8/10/2012)

Just grin and bear it! At some point, we have all probably heard or thought something like this when facing a tough situation. But is there any truth to this piece of advice? Feeling good usually makes us smile, but does it work the other way around? In a study forthcoming in Psychological Science researchers examine how different types of smiling, and the awareness of smiling, affects our ability to recover from episodes of stress. ...> Full Article


Dying of cold: Hypothermia in trauma victims (8/9/2012)

Hypothermia in trauma victims is a serious complication and is associated with an increased risk of dying. A new study published in BioMed Central's open access journal Critical Care has found that the key risk factor was severity of injury. However, environmental conditions and medical care, such as the temperature of the ambulance or temperature of any fluids administered intravenously, also increased risk. ...> Full Article


Blue light helps tired workers and motorists regulate their internal clocks (8/9/2012)

Blue light helps tired workers and motorists regulate their internal clocksResearchers at Université Laval have developed a blue light to help bleary eyed shift workers regulate their internal clocks and get the sleep they need when they need it. ...> Full Article


Some harmful effects of light at night can be reversed (8/8/2012)

Chronic exposure to dim light at night can lead to depressive symptoms in rodents -- but these negative effects can be reversed simply by returning to a standard light-dark cycle, a new study suggests. ...> Full Article


Can herbal products provide sun protection? (8/7/2012)

Can herbal products provide sun protection?Recent research supports the ability of some herbal agents, taken orally or applied topically, to prevent sunburn and limit the damage caused by excessive exposure to ultraviolet light. ...> Full Article


Research links sexual imagery and consumer impatience (8/7/2012)

How do sexual cues affect consumer behavior? ...> Full Article


Do ovaries continue to produce eggs during adulthood? (8/6/2012)

A compelling new genetic study tracing the origins of immature egg cells, or 'oocytes', from the embryonic period throughout adulthood adds new information to a growing controversy. The notion of a "biological clock" in women arises from the fact that oocytes progressively decline in number as females get older, along with a decades-old dogmatic view that oocytes cannot be renewed in mammals after birth. ...> Full Article


Is YouTube a prescription for vertigo? (8/5/2012)

Watching videos on YouTube may be a new way to show the treatment for a common cause of vertigo, which often goes untreated by physicians, according to a study published in the July 24, 2012, print issue of Neurology, the medical journal of the American Academy of Neurology. ...> Full Article


Researchers develop ginseng-fortified milk to improve cognitive function (8/4/2012)

American ginseng is reported to have neurocognitive effects, and research has shown benefits in aging, CNS disorders, and neurodegenerative diseases. The challenges of incorporating ginseng into food are twofold: It has a bitter taste, and food processing can eliminate its healthful benefits. Reporting in the Journal of Dairy Science®, a group of scientists has formulated low-lactose functional milk that maintained beneficial levels of American ginseng after processing. An exploratory study found the product was readily accepted by a niche group of consumers. ...> Full Article


New findings break tanning misconceptions: 'There is no such thing as a safe tan' (8/3/2012)

Nature Communications recently published GW research in a study titled, "Melanoma induction by ultraviolet A but not ultraviolet B radiation requires melanin pigment." ...> Full Article


Researcher's fish-eye view could offer insights for human vision (8/3/2012)

Researcher's fish-eye view could offer insights for human visionA research team uncovered an enzyme's role in the regulation of eye size in zebrafish. If the enzyme's role is similar in human eyes, it could be relevant to human vision problems, such as nearsightedness and farsightedness. The findings also warn of the potential changes phenylthiourea, a chemical used to block pigment, may have on zebrafish and the results of research using this common animal model. ...> Full Article


Bone marrow transplant eliminates signs of HIV infection (8/2/2012)

Two men with longstanding HIV infections no longer have detectable HIV in their blood cells following bone marrow transplants. The virus was easily detected in blood lymphocytes of both men prior to their transplants but became undetectable by eight months post-transplant. The men, who were treated at Brigham and Women's Hospital, have remained on anti-retroviral therapy. ...> Full Article


The longer you're awake, the slower you get (8/1/2012)

A team of researchers at Brigham and Women's Hospital have discovered that regardless of how tired you perceive yourself to be, that a team of researchers at Brigham and Women's Hospital have discovered that regardless of how tired you perceive yourself to be, that lack of sleep can influence the way you perform certain tasks. ...> Full Article


As a man's belt size increases, so does his risk of sexual and urinary dysfunction (8/1/2012)

As a man's waistline grows, so can his experience with sexual dysfunction and frequent urination, say researchers at New York-Presbyterian Hospital/Weill Cornell Medical Center. The study, published in the August issue of the British Journal of Urology International (BJUI), is the first to comprehensively show that obesity in men affects not just their hearts and metabolism, but also their sexual and urinary health. ...> Full Article


Search
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3-D compass in the brain

NIH-funded study is decoding blue light's mysterious ability to alter body's natural clockNIH-funded study is decoding blue light's mysterious ability to alter body's natural clock

Vitamin supplement successfully prevents noise-induced hearing loss



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