The Editor at News-Medical.Net editor@news-medical.net

Restricting pesticides could greatly reduce suicide rates worldwide
http://www.news-medical.net/?id=30012
National and international policies restricting the pesticides that are most toxic to humans may have a major impact on world suicides, according to new research from the University of Bristol published this week in the International Journal of Epidemiology (IJE).

Australian doctor awarded for uncovering smallpox bioterrorism risk
http://www.news-medical.net/?id=30011
A University of Sydney professor who developed a system to combat bioterrorism has received a major award from the US military.

Smoking-cessation may be in the genes
http://www.news-medical.net/?id=29984
Whether a smoking-cessation drug will enable you to quit smoking may depend on your genes, according to new genotyping research from the Centre for Addiction and Mental Health (CAMH).

New understanding of gene mutation responsible for fragile X syndrome
http://www.news-medical.net/?id=29994
Scientists have discovered how the gene mutation responsible for fragile X syndrome - the most common inherited form of mental retardation - alters the way brain cells communicate.

Secrets of protein folding revealed
http://www.news-medical.net/?id=30007
A team led by biophysicist Jeremy Smith of the University of Tennessee and Oak Ridge National Laboratory (ORNL) has taken a significant step toward unraveling the mystery of how proteins fold into unique, three-dimensional shapes.

Cellular spelunking
http://www.news-medical.net/?id=29978
The surface of fat cells contains many small pockets called caveolae (because they look like caves in an electron microscope).

Mechanism for the in-vivo transport of siRNA
http://www.news-medical.net/?id=29980
It all started with flowers: in the nineties of the last century Norwegian researchers discovered that additional copies of a particular gene in petunias inhibited its activity instead of reinforcing it as had been assumed.

New guidelines to diagnose Alzheimer's disease
http://www.news-medical.net/?id=29987
Physicians may be able to detect and treat Alzheimer's Disease (AD) in its earliest stages, when patients are experiencing only mild degrees of cognitive impairment, thanks to new diagnostic criteria proposed by an international group of researchers.

Effects of modified alternate-day fasting
http://www.news-medical.net/?id=29954
Researchers report in the October issue of the Journal of Lipid Research that fasting or eating half as much as usual every other day may shrink your fat cells and boost mechanisms that break down fats.

Cell death in sparrow brains may provide clues in age-related human diseases
http://www.news-medical.net/?id=29959
A remarkable change takes place in the brains of tiny songbirds every year, and some day the mechanism controlling that change may help researchers develop treatments for age-related degenerative diseases of the brain such as Parkinson's and dementia.

Byproduct of cholesterol metabolism blocks heart health benefits of estrogen
http://www.news-medical.net/?id=29910
New findings by UT Southwestern Medical Center researchers show that a byproduct of cholesterol metabolism interferes with the beneficial effects estrogen has on the cardiovascular system, providing a better understanding of the interplay between cholesterol and estrogen in heart disease.

Powerful new discovery method speeds up gene discovery
http://www.news-medical.net/?id=29927
Scientists will be able to pinpoint genetic causes of human diseases faster than ever thanks to a powerful new discovery method unveiled by the Southwest Foundation for Biomedical Research (SFBR) and an international team of researchers.

Researchers look at role of oxidative stress in human diseases
http://www.news-medical.net/?id=29906
Oxidative stress is known to underlie many human diseases including atherosclerosis, Parkinson's disease and Alzheimer's disease.

Genetic variant explains why people react differently to smells
http://www.news-medical.net/?id=29919
Why the same sweaty man smells pleasant to one person and repellant to another comes down to the smeller's genes.

How can a medical center foster a culture of ethics in research?
http://www.news-medical.net/?id=29946
An article published in the September issue of Academic Medicine, titled "Developing a Research Ethics Consultation Service to Foster Responsive and Responsible Clinical Research," argues for the importance of collaboration between researchers and ethicists and describes the establishment of a new Research Ethics Consultation Service at Weill Cornell Medical College.

Immune system police recognize good and bad guys in the body
http://www.news-medical.net/?id=29921
Immune system police are as good at recognizing bad guys, such as bacteria and viruses, as they are our own tissue, researchers say.

LL37 peptide provides a new potential target for autoimmune disease
http://www.news-medical.net/?id=29924
A human peptide that acts as a natural antibiotic against invading microbes can also bind to the body's own DNA and trigger an immune response in the absence of an infection, a research team led by scientists at The University of Texas M. D. Anderson Cancer Center reports in an early online publication in Nature.

The importance of gene regulation for common human disease
http://www.news-medical.net/?id=29941
A new study published in Nature Genetics on Sunday 16 September 2007 show that common, complex diseases are more likely to be due to genetic variation in regions that control activity of genes, rather than in the regions that specify the protein code.

TFAP2C gene may be useful target for new breast cancer therapies
http://www.news-medical.net/?id=29923
University of Iowa researchers have discovered a gene that plays a linchpin role in the ability of breast cancer cells to respond to estrogen.

Link between GERD and obesity in females
http://www.news-medical.net/?id=29934
A group of scientists recently discovered an association between being overweightand a disease called gastro-esophageal reflux disease (GERD) in women.

Digibind offers new hopes for pre-eclampsia cure
http://www.news-medical.net/?id=29935
Researchers at the University of Texas Medical Branch at Galveston are trying to determine whether a drug already available to heart patients can also be used to delay delivery in expectant mothers with severe preeclampsia.

Ringxiety - phantom rings from your cell phone
http://www.news-medical.net/?id=29907
A new study found that two thirds of the people surveyed, reported hearing their phone ring or feeling it vibrate when it had not actually rung.

Dendritic cells turn T cells into T regs
http://www.news-medical.net/?id=29911
Regulatory T cells (also known as T regs) suppress some of the immune system's more inappropriate responses, preventing it from attacking the body's own tissues and stifling its activity once invading microbes have been fought off.

Androstenone determines whether male body odor smells pleasant
http://www.news-medical.net/?id=29918
New research from Rockefeller University, performed in collaboration with scientists at Duke University in North Carolina, reveals for the first time that this extreme variability in peopl's perception of androstenone is due in large part to genetic variations in a single odorant receptor called OR7D4.

It's back to the dark ages...hookworms to treat asthma!
http://www.news-medical.net/?id=29901
Modern medicine may have stopped short of blood-letting, leeches and purges but parasitic worms could be making a come-back!

Older men chasing younger women contributes to human longevity
http://www.news-medical.net/?id=29859
It turns out that older men chasing younger women contributes to human longevity and the survival of the species, according to new findings by researchers at Stanford and the University of California-Santa Barbara.

Call for more genetic research in the sport and exercise sciences
http://www.news-medical.net/?id=29872
Genetic research into athletic ability should be encouraged for its potential benefits in both sport and public health, a leading group of scientists meeting at the University of Bath said today.

Chronic fatigue syndrome linked to enteroviruses
http://www.news-medical.net/?id=29847
Chronic fatigue syndrome, also known as ME (myalgic encephalitis), is linked to a stomach virus, suggests research published ahead of print in Journal of Clinical Pathology.

Ground-breaking computer models raise the bar for sporting achievement
http://www.news-medical.net/?id=29848
Computer models now under development could enhance the design of sports equipment to help people of all abilities realise their sporting potential.

Discovery of gene responsible for binocular vision
http://www.news-medical.net/?id=29861
In work that could lead to new treatments for sensory disorders in which people experience the strange phenomena of seeing better with one eye covered, MIT researchers report that they have identified the gene responsible for binocular vision.

New findings on visual perception
http://www.news-medical.net/?id=29866
International research co-led by professor Alejandro Maiche, of the Department of Basic, Evolutionary and Educational Psychology at the UAB, has put forward the hypothesis that the brain responds to the possibility that two objects might collide, in a different way to how it would react to two objects in movement with divergent trajectories.

Platelets help white blood cells fight inflammation
http://www.news-medical.net/?id=29867
Scientists have shown for the first time that platelets, the cells needed for blood clotting, help white blood cells called neutrophils fight inflammation.

New insight into the mechanisms of Lou Gehrig's disease
http://www.news-medical.net/?id=29881
There is no known cure for amyotrophic lateral sclerosis (ALS), often known as Lou Gehrig disease and motor neuron disease.

New green methods for coating drugs in plastics
http://www.news-medical.net/?id=29883
Green chemistry is being employed to develop revolutionary drug delivery methods that are more effective and less toxic - and could benefit millions of patients.

Federal plan to determine nanotech risks fails to deliver
http://www.news-medical.net/?id=29852
Almost a year in the making, a federal plan to prioritize research on the potential environmental, health, and safety (EHS) impacts of nanoscale materials has so many failings that its begs the question as to whether the government's 13-agency nanotechnology research effort is able to deliver an effective risk research strategy, according to David Rejeski, head of the Wilson Center's Project on Emerging Nanotechnologies.

Proteins Nox1 and Nox2 play important role in amyotrophic lateral sclerosis
http://www.news-medical.net/?id=29853
University of Iowa researchers investigating the basic biology of cell signaling have made a discovery that may have therapeutic implications for amyotrophic lateral sclerosis (ALS) and other neurodegenerative diseases.

Health psychologists discuss latest research findings
http://www.news-medical.net/?id=29854
Common physical symptoms such as fatigue, chest pain and lower back pain are related to the perception of everyday smells, University of Nottingham researchers will tell delegates at a health psychology conference on campus.

Loneliness can damage your health
http://www.news-medical.net/?id=29890
A team of researchers at the University of California at Los Angeles (UCLA) may have found a genetic reason why lonely people have poorer health.

Attention turns to brain as driver of Chronic Fatigue symptoms
http://www.news-medical.net/?id=29887
New research from the University of New South Wales (UNSW) has delivered a final blow to the theory that Chronic Fatigue Syndrome (CFS) is driven by the body's immune system and in particular by its production of cytokines.

Women undergoing IVF to donate eggs for stem cell research in return for reduced treatment costs
http://www.news-medical.net/?id=29836
The Medical Research Council (MRC) is to fund a research proposal from a team at the North East England Stem Cell Institute (NESCI) for a project to find ways of improving the efficiency of therapeutic cloning - a technique which would allow scientists to create patient-specific stem cells and develop regenerative therapies for many debilitating conditions such as diabetes, heart disease and Parkinson’s disease.

New technique detects how proteins undergo changes inside a cell
http://www.news-medical.net/?id=29813
In the September issue of Molecular & Cellular Proteomics , scientists describe a new technique that can detect how proteins undergo changes inside a cell.

RecA family recombinases repair DNA damages
http://www.news-medical.net/?id=29808
A biochemistry research team led by Dr. Andrew H.-J. Wang and Dr. Ting-Fang Wang at the Institute of Biological Chemistry, Academia Sinica(IBCAS), has discovered that the RecA family recombinases function as a new type of rotary motor proteins to repair DNA damages.

New Rensselaer tools speed stem cell research
http://www.news-medical.net/?id=29816
Engineers at Rensselaer Polytechnic Institute have developed tools to help solve two of the main problems slowing the progress of stem cell research - how to quickly test stem cell response to different drugs or genes, and how to create a large supply of healthy, viable stem cells to study from only a few available cells.

Living, growing artificial heart-valve replacements for children
http://www.news-medical.net/?id=29783
Infants and children receiving artificial heart-valve replacements face several repeat operations as they grow, since the since the replacements become too small and must be traded for bigger ones.

Staphylococcus aureus gets from bottom to bedrail in hospital
http://www.news-medical.net/?id=29797
The presence of the bacterium Staphylococcus aureus (S. aureus) in patients' stools increases the likelihood that it will make its way onto skin, hospital bed rails and other surfaces, according to research published in the online open access journal, BMC Infectious Diseases.

Insight into the role of cancer stem cells in cancer initiation, progression and metastasis
http://www.news-medical.net/?id=29786
Scientists have identified a distinct subpopulation of cancer stem cells (CSCs) that is responsible for metastasis of a deadly human pancreatic cancer.

Gene-drug interactions that lower blood pressure
http://www.news-medical.net/?id=29795
Patients with high blood pressure respond very differently to antihypertensive medication, making treatment selection tricky for physicians.

Research identifies how insulin-producing islet cells from pigs may cure diabetes
http://www.news-medical.net/?id=29785
Within three years, insulin-producing islet cells from pigs may be used in clinical trials on a path to finally cure insulin dependant diabetes.

Genetic link to loneliness
http://www.news-medical.net/?id=29799
It's already known that a person's social environment can affect their health, with those who are socially isolated - that is, lonely suffering from higher mortality than people who are not.

New understanding of how proteins function in the cell - breakthrough for early cancer diagnosis
http://www.news-medical.net/?id=29812
Early detection of disease is often critical to how successful treatment can be. Therefore, the development of new methods of diagnosis is a hot research field, where every small step is of great importance.

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