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Science Current Events and Science News | Brightsurf | September 03, 2007


Knee arthritis link to lung cancer
Arthritis of the knee may be the first sign of a type of lung cancer that is hard to treat in heavy smokers, suggests research published ahead of print in the Annals of the Rheumatic Diseases.
Hidden interactions between predators and prey: evolution causes cryptic dynamics in ecology
Contemporary rapid evolution in prey and pathogen species masks strong tropic interactions with predators and hosts.
Bacteria from sponges make new pharmaceuticals
Thousands of interesting new compounds have been discovered inside the bodies of marine sponges according to scientists speaking today, Sept.
Overcoming barriers to improve mental-health services in low- and middle-income countries
Despite the publication of high-profile reports and promising activities in several countries, progress in mental health service development has been slow in most low-income and middle income countries.
A call for action
Every year up to 30 percent of the population worldwide will suffer from some form of mental disorder, and at least two-thirds of those receive inadequate or no treatment, even in countries with the best resources.
Rates of bipolar diagnosis in youth rapidly climbing, treatment patterns similar to adults
The number of visits to a doctor's office that resulted in a diagnosis of bipolar disorder in children and adolescents has increased by 40 times over the last decade, reported researchers funded by the National Institutes of Health.
Paracetamol, one of most used analgesics, could slow down bone growth
UGR scientists stress the need for controlling the use of paracetamol, as it has been proved
Treating depression may improve recovery of heart rate variability following coronary syndromes
Patients with depression appear to have an impaired ability to recover their heart rate variability following acute coronary syndromes such as heart attack, a factor that could increase their risk of coronary death, according to a report in the September issue of Archives of General Psychiatry, one of the JAMA/Archives journals.
Researchers estimate about 9 percent of US children age 8 to 15 meet criteria for having ADHD
An estimated 8.7 percent of U.S. children age 8 to 15 meet diagnostic criteria for attention-deficit/hyperactivity disorder, but fewer than half receive treatment, according to a report in the September issue of Archives of Pediatrics and Adolescent Medicine, one of the JAMA/Archives journals.
Tip Sheet Annals of Internal Medicine, Sept. 4, 2007
1. Doctors Vary in Whether they Follow Depression Guidelines. Outcomes Improve When They Do; 2.
Protecting our beaches
Bathing beaches and lakes could fail the new cleanliness standards set by the 2006 Bathing Waters Directive, but a new risk assessment tool developed by rural studies and water management experts may help reduce the transfer of disease causing bacteria from the farmed environment, according to scientists speaking today, Sept.
Depression in women with migraine linked to childhood abuse
Childhood abuse is more common in women with migraine who suffer depression than in women with migraine alone, according to a study published in the Sept.
Psychiatrists are the least religious of all physicians
A survey of the religious beliefs and practices of American physicians has found that the least religious of all medical specialties is psychiatry.
Stellar firework in a whirlwind
In July 2006, ESO's Very Large Telescope took images of a stellar firework in the spiral galaxy NGC 1288.
Communication of patient information in hospitals warrants rethink
The handover of patient information during nursing shift changes is a key area under investigation in a national effort to improve patient safety in hospitals.
Treating and preventing mental disorders in low-income and middle-income countries
Depression can be treated effectively in low- and middle-income countries with low-cost antidepressants or psychological interventions such as interpersonal therapy, conclude Professor Vikram Patel, London School of Hygiene and Tropical Medicine, UK, and colleagues, authors of this third paper in the Lancet's Global Mental Health Series.
Mental health systems in countries: Where are we now?
More than 85 percent of the world's population lives in 153 low- and middle-income countries, with most of these countries allocating very scare financial resources and grossly inadequate manpower and infrastructure for mental health.
Possible Hepatitis C vaccine
Hepatitis C virus infects up to 500,000 people in the UK alone, many of the infections going undiagnosed.
Teens who see more smoking in movies may have increased risk of becoming established smokers
Exposure to smoking in movies appears to be associated with adolescents' risk of becoming established smokers who have used at least 100 cigarettes in their lifetimes, according to a report in the September issue of Archives of Pediatrics and Adolescent Medicine, one of the JAMA/Archives journals.
Choosing a mate: what we really want
When it comes to choosing a partner, Indiana University cognitive scientist Peter Todd and colleagues have found that though individuals may claim otherwise, beauty is the key ingredient for men while women, the much choosier of the sexes, leverage their looks for security and commitment.
Tracking a public health risk in the Irish food chain
Monitoring of pig carcasses and pig meat in slaughterhouses, butchers' premises and retail outlets will be undertaken in Ireland over the next two years in an attempt to determine how a human disease causing bacteria, Yersinia enterocolitica, enters the food chain, scientists announced today, Sept.
Report: African, Asian, Latin American farm animals face extinction
With the world's first global inventory of farm animals showing many breeds of African, Asian, and Latin American livestock at risk of extinction, scientists from the Consultative Group on International Agricultural Research today called for the rapid establishment of genebanks to conserve the sperm and ovaries of key animals critical for the global population's future survival.
Large intensive care study reveals vital recommendations for treatment of brain injury patients
A landmark Australian and New Zealand intensive care study has provided vital information for the treatment of patients with brain injuries.
American Chemical Society's Weekly Presspac -- Aug. 29, 2007
Here is the latest American Chemical Society News Service Weekly press package with reports selected from 36 major peer-reviewed journals and Chemical & Engineering News.
First individual genome sequence published
Comparison of the DNA sequence of an individual human from the reference sequence reveals a surprising amount of difference.
Smokers are more likely to develop dementia
People who smoke are more likely to develop Alzheimer's disease or dementia than nonsmokers or those who smoked in the past, according to a study published in the Sept.
Auto immune response creates barrier to fertility; could be a step in speciation
Plant biologists at the Max Planck Institute of Developmental Biology and the University of North Carolina at Chapel Hill have discovered that an autoimmune response, triggered by a small number of genes, can be a barrier to producing a viable offspring.
Pop stars more than twice as likely to die an early death
Rock and pop stars are more than twice as likely as the rest of the population to die an early death, and within a few years of becoming famous, reveals research published ahead of print in the Journal of Epidemiology and Community Health.
Involving parents in therapy doubles success rates for bulimia treatment
In the first randomized controlled trial for adolescent bulimia nervosa to be completed in the US, researchers show that mobilizing parents to help an adolescent overcome the disorder can double the percentage of teens who were able to abstain from binge eating and purging after six months.
Family-based treatment more effective than supportive psychotherapy in treating bulimia
Bulimia patients age 12 to 19 years who received family-based treatment were less likely to continue to binge and purge than those who received supportive psychotherapy, which explores the underlying issues of the disorder, according to a report in the September issue of Archives of General Psychiatry, one of the JAMA/Archives journals.
New approaches to reduce scarring
Burn injuries, trauma, and surgical procedures can give rise to exuberant scarring, which can lead to physical disability and to patients being stigmatized by their disfigurement.
14 percent of global disease burden due to mental disorders
An estimated 14 percent of the global burden of disease is due to neuropsychiatric disorders.
Flies can turn off their immune response
After a role in initiating an NF-êB-mediated innate immune response to microbial challenge, AP-1 and STAT act to form part of a repressosome to down-regulate the transcription of antimicrobial peptides and thus to resolve the immune response.
Study documents rapid increase in youth bipolar disorder diagnoses
The estimated number of youth with office visits with a diagnosis of bipolar disorder substantially increased between 1994 and 2003, while adult visits with a bipolar disorder diagnoses appeared to almost double, according to a report in the September issue of Archives of General Psychiatry, one of the JAMA/Archives journals.
Renal function and heart disease, and more
In this issue: Renal function and coronary heart disease and Prevention of LPS-induced acute lung injury in mice by mesenchymal stem cells overexpressing angiopoietin 1.
Huge increase in resources for mental disorders required worldwide
Scarcity of resources for mental health, inequity in access to them and inefficiencies in their use have serious consequences, the most direct of which is that people who need care get none.
Cutting salt does not reduce processed food safety say scientists
Low salt foods are just as safe or safer than high salt level products in spite of expectations that cutting salt levels in food would increase the risk of spoilage by bacteria, say scientists today, Sept.
How the plant immune system can drive the formation of new species
Sometimes, genes that are innocuous in the parents are deleterious when combined in the offspring.
Cooked ham with a 39 day shelf life
Cooked ham could soon be given a 39 day shelf life, according to scientists speaking today, Sept.
Childhood asthma still inappropriately treated in the UK
Children with asthma are missing out on the best drug treatment for their disease, because family doctors are ignoring prescribing guidelines, suggests research published ahead of print in the Archives of Disease in Childhood.
Researchers develop long-lasting growth hormone
Researchers at the University of Sheffield have developed a long-acting growth hormone for use in human therapy.
Mice stressed in simulated weightlessness show organ atrophy
A ground-based, experimental model used to simulate astronaut weightlessness in space has provided Rutgers scientists an opportunity to study the effects of stress on immune organs.
Fat transforms vitamin C from 'good cop' into 'bad cop'
Fat in the stomach may cause vitamin C to promote, rather than prevent, the formation of certain cancer causing chemicals, reveals research published ahead of print in the journal Gut.
Hepatitis E in Europe -- are pigs or pork the problem?
Hepatitis E virus infections can be fatal in pregnant women, but until recently doctors thought the disease was confined to China, India and developing countries.
Media needs to improve attitude towards mental health
The mass media must improve the way it reports on mental health issues, concludes the author of a comment which accompanies the Lancet series on global mental health.
Excavations reveal first beehives in ancient Near East
Amihai Mazar, Eleazar L. Sukenik Professor of Archaeology at the Hebrew University, revealed that the first apiary (beehive colony) dating from the Biblical period has been found in excavations he directed this summer at Tel Rehov in Israel's Beth Shean Valley.
School-based overweight prevention program may cut risk of eating disorders among girls
Researchers at the Harvard School of Public Health set out to determine if an obesity prevention program called 5-2-1-Go! could reduce the risk of eating disorder symptoms and harmful weight-control behaviors in adolescents.
Study identifies key player in the body's immune response to chronic stress
Osteopontin, a protein molecule involved in many different cellular processes, plays a significant role in immune deficiency and organ atrophy following chronic physiological stress such as spaceflight, resulting in increased susceptibility to illness.
Adult offspring of parents with PTSD have lower cortisol levels
A small study suggests that adults whose parents are Holocaust survivors with post-traumatic stress disorder appear to have lower average levels of the stress hormone cortisol than the adult offspring of parents without PTSD, according to a report in the September issue of Archives of General Psychiatry, one of the JAMA/Archives journals.
Australian-led international study shows blood pressure drugs cut death rate in type 2 diabetes
The largest-ever study of treatments for type 2 diabetes has shown that a combination of two blood pressure lowering drugs reduced the risk of death, as well as the risks of heart and kidney disease.
1.5 million children could be saved
Despite global efforts to control it, diarrhea is still one of the most common reasons for the high child mortality rates in many low and middle-income countries.
Pig study sheds new light on the colonization of Europe by early farmers
The earliest domesticated pigs in Europe, which many archaeologists believed to be descended from European wild boar, were actually introduced from the Middle East by Stone Age farmers, new research suggests.

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