Senin, 08 Agustus 2011

ScienceDaily Health Headlines -- for Monday, August 8, 2011

ScienceDaily Health Headlines

for Monday, August 8, 2011

Welcome to another edition of ScienceDaily's email newsletter. You can change your subscription options or unsubscribe at any time.


Finding about cell division and metabolism may provide insight into neurodegenerative disorders (August 8, 2011) -- A new finding points to new avenues for investigation of cell metabolism that may provide insights into diseases ranging from neurodegenerative disorders like Parkinson's and Alzheimer's disease to certain types of cancers. ... > full story

B-cell discovery suggests why women suffer more autoimmune disease (August 8, 2011) -- Researchers report the discovery of a new type of cell that makes autoantibodies, which attack the body's own tissues. It is more common in elderly female mice and humans with autoimmune disease. An application for a patent has been made for a method to treat autoimmune disease by depleting these cells. ... > full story

Dealing with the cyberworld's dark side (August 8, 2011) -- People who are cyberstalked or harassed online experience higher levels of stress and trauma than people who are stalked or harassed in person, according to a new presentation. ... > full story

What parasites eat provides key to better drug design (August 7, 2011) -- A new study has revealed in unprecedented detail how parasites use different nutrients needed for growth, providing researchers with unique drug targets against Leishmania, a tropical parasite that infects 12 million people worldwide and causes 500,000 deaths annually. ... > full story

Prescriptions for antidepressants increasing among individuals with no psychiatric diagnosis, U.S. study finds (August 7, 2011) -- A new study examines U.S. national trends in antidepressant prescribing and finds much of this growth was driven by a substantial increase in antidepressant prescriptions by non-psychiatrist providers without any accompanying psychiatric diagnosis. ... > full story

Social networking's good and bad impacts on kids (August 7, 2011) -- Social media present risks and benefits to children but parents who try to secretly monitor their kids' activities online are wasting their time, according to a new presentation. ... > full story

What shapes a bone? Diet and genetics dictate adult jaw shape (August 6, 2011) -- Researchers found that use over time and not just genetics informs the structure of jaw bones in human populations. The researchers say these findings may be used to predict the diet of an ancient population, even if little evidence exists in the fossil record. It can also make it easier for scientists to pinpoint the genetic relationship between fossils. ... > full story

Potential new eye tumor treatment discovered (August 6, 2011) -- New research demonstrates that a specific small segment of RNA could play a key role in the growth of a type of malignant childhood eye tumor called retinoblastoma. The tumor is associated with mutations of a protein called Rb, which is also involved with other types of cancers, including lung, brain, breast and bone. Their work could result in a new therapeutic target. ... > full story

Sentinel node biopsy safe, effective in head and neck melanomas, study finds (August 6, 2011) -- A common technique for determining whether melanoma has spread can be used safely and effectively even in tumors from the head and neck area, according to a new study. ... > full story

Mindless eating: Losing weight without thinking (August 6, 2011) -- Dieters may not need as much willpower as they think, if they make simple changes in their surroundings that can result in eating healthier without a second thought, said a consumer psychologist. ... > full story

Human-made fat may limit damage to heart attack victims (August 5, 2011) -- A human-made fat called Intralipid, which is currently used as a component of intravenous nutrition and to treat rare overdoses of local anesthetics, may also offer protection for patients suffering from heart attacks. ... > full story

Small molecules hit it big: New therapeutic approaches against viruses, bacteria, and cancer (August 5, 2011) -- Scientists have developed small molecules that inhibit the internalization of important signaling molecules but also of pathogenic organisms such as the immunodeficiency virus (HIV) and bacteria into cells. These compounds inhibit the function of the cellular scaffold protein clathrin und could thereby serve as a starting point for novel therapeutic approaches for the treatment of cancer, viral or bacterial infections, or neurological disorders. ... > full story

Neuroscientists identify how the brain remembers what happens and when (August 5, 2011) -- Neuroscientists have identified the parts of the brain we use to remember the timing of events within an episode. The study enhances our understanding of how memories are processed and provides a potential roadmap for addressing memory-related afflictions. ... > full story

Innate cells shown to form immunological 'memory' and protect against viral infection (August 5, 2011) -- Researchers have demonstrated that cells of the innate immune system are capable of "memory", and of mounting rapid protection to an otherwise lethal dose of live vaccinia virus. The study challenges previous thought that only B cells and T cells can store memory to ward off future infection. The finding has potentially significant consequences for the design of future vaccines, particularly for HIV. ... > full story

Molecular mechanisms offer hope for new pain treatments (August 5, 2011) -- By working with individuals suffering from a severe disorder that causes sensory neurons to degenerate, researchers have discovered how a specific genetic mutation causes their patients' condition, which in turn has revealed more information about the mechanisms in our bodies which enable us to sense pain. ... > full story

Gazpacho ingredients lose vitamin C during preparation (August 5, 2011) -- In summer, more dishes like gazpacho –- a cold soup containing raw vegetables, bread, olive oil and vinegar –- are consumed. A new study has revealed that ingredients’ vitamin C content as well as other organic acids is lower in the resulting mixture, meaning that it should be eaten immediately after preparation. ... > full story

A patient's own skin cells may one day treat multiple diseases (August 5, 2011) -- The possibility of developing stem cells from a patient's own skin and using them to treat conditions as diverse as Parkinson's disease, Alzheimer's disease and cancer has generated tremendous excitement in the stem cell research community in recent years. ... > full story

Researchers discover natural food preservative that kills food-borne bacteria (August 5, 2011) -- Researchers have discovered and received a patent for a naturally occurring lantibiotic -- a peptide produced by a harmless bacteria -- that could be added to food to kill harmful bacteria like salmonella, E. coli and listeria. ... > full story

Omega 3 fatty acids have protective benefits when taken during pregnancy, study suggests (August 5, 2011) -- A new study suggests consuming Omega 3 fatty acids during pregnancy helps protects babies against illness during early infancy. The randomized, placebo-controlled trial followed approximately 1,100 pregnant women and 900 infants in Mexico. The women were supplemented daily with 400 mg of Docosahexaenoic Acid (DHA) supplements in the algal form or placebo from 18 to 22 weeks gestation through childbirth. Those whose mothers took DHA supplements had fewer colds and shorter illnesses at one, three and six months of age. ... > full story

Wireless network in hospital monitors vital signs, even as patients move about (August 5, 2011) -- A clinical warning system undergoing a feasibility study will include wireless sensors that take blood oxygenation and heart-rate readings from at-risk patients once or twice a minute. The data and lab results in the electronic medical record will be continually scrutinized by a machine-learning algorithm looking for signs of clinical deterioration. If any such signs are found, the system will call a nurse on a cellphone, alerting the nurse to check on the patient. ... > full story

How to eliminate motion sickness on tilting trains (August 5, 2011) -- Scientists have found that motion sickness on tilting trains can be essentially eliminated by adjusting the timing of when the cars tilt as they enter and leave the curves. They found that when the cars tilt just at the beginning of the curves instead of while they are making the turns, there was no motion sickness. ... > full story

Northern humans had bigger brains, to cope with the low light levels, study finds (August 5, 2011) -- The farther that human populations live from the equator, the bigger their brains, according to a new study. But it turns out that this is not because they are smarter, but because they need bigger vision areas in the brain to cope with the low light levels experienced at high latitudes. ... > full story

Making sperm from stem cells in a dish (August 5, 2011) -- Researchers have found a way to turn mouse embryonic stem cells into sperm. This finding opens up new avenues for infertility research and treatment. ... > full story

Screening effort turns up multiple potential anti-malaria compounds; Possible resistance-proof drug pairs found (August 5, 2011) -- Numerous potential anti-malarial candidate drugs have been uncovered by researchers. Researchers used robotic, ultra-high-throughput screening technology to test more than 2,800 chemical compounds for activity against 61 genetically diverse strains of lab-grown malaria parasites. They found 32 compounds that were highly effective at killing at least 45 of the 61 strains. ... > full story

Scientists map genes for common form of brain cancer; Findings reveal cause of the tumors (August 5, 2011) -- Scientists have completed a comprehensive map of genetic mutations occurring in the second-most common form of brain cancer, oligodendroglioma. The findings also appear to reveal the biological cause of the tumors, they say. ... > full story

Targeting innate immunity in malaria: Novel DNA sensing pathway linked to increased susceptibility to malaria (August 5, 2011) -- Scientists have uncovered a novel DNA-sensing pathway important to the triggering of an innate immune response for malaria. Activation of this pathway appears to stimulate production of an overabundance of type-1 interferon by the immune system that may contribute to inflammation and fever in malaria patients and could play a part in susceptibility for the most common and lethal form of malaria known as plasmodium falciparum. ... > full story

Studies shed light on hand hygiene knowledge and infection risk in hospitals and elementary schools (August 5, 2011) -- Increased hand hygiene knowledge positively correlates with a decreased risk of transmitting infection among both healthcare workers and elementary school children, according to two studies. ... > full story

Taller women are at increased risk of a wide range of cancers, research suggests (August 5, 2011) -- Taller people are at increased risk of a wide range of cancers, according to new research. The study found that in women the risk of cancer rises by about 16% for every 10cm (4 inches) increase in height. Previous studies have shown a link between height and cancer risk, but this research extends the findings to more cancers and for women with differing lifestyles and economic backgrounds. ... > full story

Genetic 'signature' discovered in plaque, possible key to future treatment (August 5, 2011) -- Researchers have found differences in artery plaque in people who had stroke and people who didn't. These differences -- found in the genetic profile of each plaque -- could allow researchers to target treatments to plaques that are most likely to rupture and cause a heart attack or stroke. ... > full story

Hormone reduces risk of heart failure from chemotherapy, study suggests (August 5, 2011) -- A new study utilizing a heart failure model is providing insight into one way to coax the cardiac stem cells into repairing the damaged heart. The research finds that low doses of erythropoietin (EPO), a hormone best known for controlling the production of red blood cells, might reduce the risk of heart failure associated with some anticancer therapies. ... > full story

Treatment intervention for former child soldiers in Uganda associated with reducing symptoms of PTSD (August 5, 2011) -- Former child soldiers from Northern Uganda who received a short-term trauma-focused intervention had a greater reduction of symptoms of posttraumatic stress disorder than soldiers who received other therapy, according to a new study. ... > full story

Surprising condition occurs in lungs after an invasion of mold, study shows (August 4, 2011) -- Researchers have found a surprising condition that occurs in the lungs after an invasion of a common, but potentially dangerous, mold. ... > full story

Predicting spinal disc degeneration (August 4, 2011) -- About 80 percent of the active population suffers from low back pain at some point in their lives. Researchers now show that overloading on already degenerated discs is less damaging than on discs which are still healthy -- and that changes in cell density in discs are fundamental to the process of disc degeneration. ... > full story

Are pet owners healthier and happier? Maybe not (August 4, 2011) -- For many people, Fido and Fluffy are more than just pets, they're true and equal members of the family. And it's not hard to see why. Our pets greet us at the door after a long day of work, settle in our laps while we're watching TV, or 'sing' along when we hum a tune. They provide companionship and even a sense of comfort. Yet according to new research there simply isn't strong evidence for the general claim that living with a pet makes for a happier, healthier or longer life. ... > full story

Researchers find way to help donor adult blood stem cells overcome transplant rejection (August 4, 2011) -- Findings may suggest new strategies for successful donor adult stem cell transplants in patients with blood cancers such as leukemia, lymphoma and myeloma. ... > full story

Artificial lung device: Feasibility of lung transplants demonstrated (August 4, 2011) -- Surgeons in the U.S. report using recently developed artificial lung technology to demonstrate the feasibility of a lung transplant. ... > full story

Harnessing the power of positive thoughts and emotions to treat depression (August 4, 2011) -- Positive activity interventions (PAIs) offer a safe, low-cost, and self-administered approach to managing depression and may offer hope to individuals with depressive disorders who do not respond or have access to adequate medical therapy, according to a comprehensive review article. ... > full story

Bellybutton microbiomes: Ecological research on the human biome (August 4, 2011) -- Human skin is teeming with microbes -- communities of bacteria, many of which are harmless, live alongside the more infamous microbes sometimes found on the skin. Researchers recently set out to dispel the myth that all bacteria on the skin are disease-causing germs. ... > full story

U.S. physicians spend nearly four times more on health insurance costs than Canadian counterparts (August 4, 2011) -- U.S. physicians spend nearly ,000 more than their Canadian counterparts each year on administrative expenses related to health insurance, according to a new study. ... > full story

Aggressive drug therapy aids superbug evolution, research finds (August 4, 2011) -- New research raises troubling concerns about the use of aggressive drug therapies to treat a wide range of diseases such as MRSA, C. difficile, malaria and even cancer. ... > full story

Text message reminders improve healthcare practice in rural Africa, study finds (August 4, 2011) -- New research has shown that sending text message reminders to health-care workers in rural Africa can improve the implementation of national guidelines for treating malaria. The intervention led to more patients receiving accurate antimalarial treatment. ... > full story

Researchers develop fully cooked food-aid product (August 4, 2011) -- Scientists have developed a fully cooked food-aid product called Instant Corn Soy Blend that supplements meals, particularly for young children. ... > full story

Have we met before? Scientists show why the brain has the answer (August 4, 2011) -- Have you ever been approached by someone whose face you recognize but whose name you can't remember? Neuroscientists have identified the reasons behind why we are, at times, unable to link a face to a name. ... > full story

Potential anti-cancer therapy that starves cancer cells of glucose identified (August 4, 2011) -- Researchers have identified a compound that attacks the Achilles' heel of certain cancer cells by depriving them of their energy source, the sugar glucose. ... > full story

Mold exposure during infancy increases asthma risk, study finds (August 4, 2011) -- Infants who live in "moldy" homes are three times more likely to develop asthma by age 7 -- an age that children can be accurately diagnosed with the condition, according to a new study. ... > full story

Drinking just one measure of spirits increases the risk of acute pancreatitis, study finds; But wine and beer do not appear to have the same effect (August 4, 2011) -- Drinking just one 4 cl measure of spirits can increase the risk of an acute attack of pancreatitis, but wine or beer does not appear to have the same effect. Researchers in Sweden followed 84,601 people from 46 to 84 years of age. The study suggests there are constituents in spirits that are not present in wine and beer and that they can cause acute pancreatitis, either on their own or with alcohol. ... > full story

An advance toward an 'electronic nose' urine test for TB (August 4, 2011) -- Scientists are reporting an advance toward a fast, inexpensive urine test to detect and monitor the effectiveness of treatment for tuberculosis, which is on a rampage in the developing world. ... > full story

A wise man's treatment for arthritis: Frankincense? (August 4, 2011) -- The answer to treating painful arthritis could lie in an age old herbal remedy -- frankincense, according to scientists. They have been examining the potential benefits of frankincense to help relieve and alleviate the symptoms of the condition. ... > full story


Copyright 1995-2010 © ScienceDaily LLC. All rights reserved. Terms of use.



This message was sent to ranggomas.techdeck@blogger.com from:

ScienceDaily | 1 Research Court, Suite 450 | Rockville, MD 20850

Email Marketing by iContact - Try It Free!

Update Profile  |  Forward To a Friend

0 komentar:

Posting Komentar

Twitter Delicious Facebook Digg Stumbleupon Favorites More