ScienceDaily Health Headlines
for Thursday, May 12, 2011
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Scientists use genetically altered virus to get tumors to tattle on themselves (May 12, 2011) -- Scientists have used a genetically re-engineered herpes virus that selectively hunts down and infects cancerous tumors and then delivers genetic material that prompts cancers to secrete a biomarker and reveal their presence. The novel technology has the potential to vastly improve cancer diagnosis by allowing the disease to be caught at much earlier stages and to monitor the effectiveness of therapy. ... > full story
New technology fuses MRI, ultrasound to achieve targeted biopsy of prostate cancer (May 12, 2011) -- A new prostate-imaging technology that fuses MRI with real-time, three-dimensional ultrasound may offer a more exacting method to obtain biopsy specimens from suspicious areas within the organ. ... > full story
Musical experience offsets some aging effects: Older musicians excel in memory and hearing speech in noise compared to non-musicians (May 12, 2011) -- A growing body of research finds musical training gives students learning advantages in the classroom. Now a study finds musical training can benefit Grandma, too, by offsetting some of the deleterious effects of aging. ... > full story
Monkey studies reveal promising vaccine approach for HIV (May 12, 2011) -- Researchers have developed a vaccine candidate in rhesus macaque monkeys that may eventually lead to a vaccine against Human Immunodeficiency Virus (HIV). ... > full story
New therapeutic target for lung cancer (May 12, 2011) -- A new therapeutic target for lung cancer has been discovered. It was found that a variant of the protein AIMP2 is highly expressed in lung cancer cells and also that patients demonstrating high expression of this variant show lower survival. ... > full story
Teens who feel responsible to their parents are more engaged in school (May 12, 2011) -- Researchers surveying 835 youths in suburban Chicago and Beijing have found that youths who feel more responsible to their parents stay engaged in school and perform better. The study was conducted over two years and began when the youths were in 7th grade. The findings suggest that parents need to communicate to teenagers the importance of acting responsibly as they enter middle school; middle school is often a time when students' school engagement declines. ... > full story
Mild obesity appears to improve survival in amyotrophic lateral sclerosis patients (May 11, 2011) -- Patients with amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig's disease, may be an exception to the rule that being overweight is a health hazard. In a retrospective study of over 400 ALS patients, researchers found that those who were mildly obese survived longer than patients who were normal weight, underweight or even overweight. ... > full story
Surge in obesity correlates with increased automobile usage, study finds (May 11, 2011) -- The surge in passenger vehicle usage in the U.S. between the 1950s and today may be associated with surging levels of obesity, says a researcher who specializes in statistics and data analysis. ... > full story
Highest reported BPA level in pregnant woman and associated abnormalities in infant (May 11, 2011) -- A new case study examining an infant's transient neurobehavioral abnormalities and extremely high bisphenol A (BPA) concentration of the baby's mother suggests a link between the two. ... > full story
For puzzling childhood immune disorder, gene research opens door to first diagnostic test (May 11, 2011) -- A new genomics study sets the stage for the first predictive diagnostic test in a serious immunodeficiency disease in children. If the disorder, common variable immunodeficiency disease (CVID), can be diagnosed early, children may receive life-saving treatments before the disease can progress. ... > full story
Brain development goes off track as vulnerable individuals develop schizophrenia (May 11, 2011) -- Two new research studies point to progressive abnormalities in brain development that emerge as vulnerable individuals develop schizophrenia. ... > full story
Serendipity leads to lifesaving discovery: Team finds disease-causing mutations and saves a baby girl (May 11, 2011) -- Recent findings pointing to a critical role for IRF8 in the development and function of monocytes and dendritic cells and in protecting against mycobacterial infections like TB in humans. ... > full story
Does Cupid play politics? That 'something special' might be your mate's political ideology (May 11, 2011) -- Though "variety is the spice of life" and "opposites attract," most people marry only those whose political views align with their own, according to new research. Political scientists found that political attitudes were among the strongest shared traits and even stronger than qualities like personality or looks. ... > full story
Microbubble-delivered combination therapy eradicates prostate cancer in vivo (May 11, 2011) -- Cancer researchers are a step closer to finding a cure for advanced prostate cancer after effectively combining an anti-cancer drug with a viral gene therapy in vivo using novel ultrasound-targeted microbubble-destruction (UTMD) technology. ... > full story
Lessening the dangers of radiation: Ultrasound as effective as CT scans for most diagnoses, research finds (May 11, 2011) -- A new study exploring the efficacy of expensive and invasive CT scans has found that, in many cases, they don't offer a clinical advantage over a simple, inexpensive ultrasound procedure. ... > full story
'Liquid smoke' from rice shows potential health benefits (May 11, 2011) -- Liquid smoke flavoring made from hickory and other wood -- a mainstay flavoring and anti-bacterial agent for the prepared food industry and home kitchens -- may get a competitor that seems to be packed with antioxidant, antiallergenic and anti-inflammatory substances, according to a new study. It is the first analysis of liquid smoke produced from rice hulls, the hard, inedible coverings of rice grains. ... > full story
Adrenaline given before snakebite anti-venom treatment reduces allergic reactions, study finds (May 11, 2011) -- Giving low-dose adrenaline to patients who have been bitten by a poisonous snake before treatment with the appropriate anti-venom is safe and reduces the risk of acute severe reactions to the treatment, but giving promethazine has no such effect and giving hydrocortisone may actually be harmful, new research finds. ... > full story
Obesity in pregnancy hinders women's ability to fight infection (May 11, 2011) -- Pregnant women who are obese are less able to fight infections than lean women, which could affect their baby's health after birth and later in life. ... > full story
Scientists discover way to amp up power of killer T cells to fight melanoma (May 11, 2011) -- Researchers have discovered a way to amp up the power of killer T-cells, called CD8 cells, making them more functional for longer periods of time and boosting their ability to multiply and expand within the body to fight melanoma, a new study has found. ... > full story
Low vitamin D in kids may play a role in anemia (May 11, 2011) -- Pediatricians have discovered a link between low levels of vitamin D and anemia in children. ... > full story
Health-care providers are prescribing nontraditional medicine: Use of mind-body therapies on the rise (May 11, 2011) -- Prior research suggests that mind-body therapies, while used by millions of patients, is still on the fringe of mainstream medical care in America. New research suggests that attitudes are changing. ... > full story
New marker offers hope for more reliable detection of prostate cancer (May 11, 2011) -- A new, promising marker for diagnosing prostate cancer has been discovered by researchers in Sweden with the aid of a unique method. The study may lead to more reliable diagnoses and fewer unnecessary operations. ... > full story
Before you start bone-building meds, try dietary calcium and supplements, experts urge (May 11, 2011) -- Has a bone density scan placed you at risk for osteoporosis, leading your doctor to prescribe a widely advertised bone-building medication? Not so fast! A new study finds that an effective first course of action is increasing dietary calcium and vitamin D or taking calcium and vitamin D supplements. ... > full story
Faking it: Can ads create false memories about products? (May 11, 2011) -- People who read vivid print advertisements for fictitious products actually come to believe they've tried those products, according to a new study. ... > full story
Genes, not race, determine donor kidney survival; Implications for kidney transplant recipients and kidney donors (May 11, 2011) -- A new study sheds light on what causes certain kidneys to do better than others after being transplanted, providing doctors with an easy way to screen for donor kidneys that have the best chance of survival. ... > full story
Alzheimer's-related protein disrupts motors of cell transport (May 11, 2011) -- A protein associated with Alzheimer's disease clogs several motors of the cell transport machinery critical for normal cell division, leading to defective neurons that may contribute to the memory-robbing disease, researchers report. ... > full story
Children held captive in smoky vehicles (May 11, 2011) -- It is absolutely unacceptable to subject children to any tobacco smoke exposure in cars, according to experts. ... > full story
Portuguese software enables automatic analysis of mammograms (May 11, 2011) -- Engineers in Portugal have developed computer software to automatically analyze and validate mammograms. ... > full story
Europe's medical research councils call for a closer link between doctors, researchers and patients (May 11, 2011) -- Adding research-centered approaches into the day-to-day life of the doctor's clinic strengthens clinical decisions, according to a new report by the European Medical Research Councils. ... > full story
Maryland, US poll: Traditional media and internet more trusted than social media for research news (May 11, 2011) -- Most Maryland residents trust the health and medical research information provided by traditional media -- newspapers (77 percent), television (71 percent), magazines (68 percent), radio (66 percent) -- and the Internet (also 66 percent), according to a new state poll. Social media fared less well, with 51 percent saying social media is not trustworthy for health and medical research issues. Fewer than 20 percent use their cell phone or other mobile device to find health information. ... > full story
Watching how cancer patients interact online could help clinicians provide better services (May 11, 2011) -- Men who visited a major online support group after being diagnosed with prostate cancer were most likely to seek advice on therapy and treatment, together with emotional support. But, surprisingly, they went to great lengths to avoid using the word cancer. "It was almost as if the word was taboo," say researchers, who analyzed 1,630 posts on 82 threads during a 32-month period on Germany's largest prostate cancer forum. ... > full story
Results from study of 8,000 older people in Ireland released (May 11, 2011) -- The first results from The Irish Longitudinal Study on Ageing (TILDA), a national study of 8,000 older people aged 50 and over in Ireland, have now been released. ... > full story
RNA spurs melanoma development; Potential new diagnostic marker for skin cancer (May 10, 2011) -- Researchers have discovered that long, non-coding RNA (lncRNA) levels are altered in human melanoma. Their study shows that one lncRNA called SPRY4-IT1 is elevated in melanoma cells, where it promotes cellular survival and invasion. ... > full story
Genetic information may help predict likelihood of survival following chemotherapy for breast cancer (May 10, 2011) -- Development of a predictive test that included genomic signatures that indicated chemoresistance, chemosensitivity and endocrine sensitivity for women with newly diagnosed breast cancer identified patients with a high probability of survival following chemotherapy, according to a new study. ... > full story
Neuromarketing helps illuminate how we choose what we put in our shopping basket (May 10, 2011) -- 'Neuromarketing', is a relatively new field of consumer and market research, which uses brain imaging and measurement technology to study the neural processes underlying an individual's choice. ... > full story
New method to diagnose heart arrhythmias: First non-invasive technique to directly map electrical activation of the heart (May 10, 2011) -- Abnormalities in cardiac conduction are a major cause of death and disability around the world. Researchers have been developing a new method, Electromechanical Wave Imaging (EWI), that is the first non-invasive technique to map the electrical activation of the heart. Based on ultrasound imaging, EWI will enable doctors to treat arrhythmias more efficiently and more precisely. ... > full story
Vitamin D deficiency in pneumonia patients associated with increased mortality (May 10, 2011) -- A new study reveals that adult patients admitted to the hospital with pneumonia are more likely to die if they have vitamin D deficiency. ... > full story
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