Brightsurf Science News & Current Events

October 01, 2009
Scripps research scientists find missing puzzle piece of powerful DNA repair complex
Researchers at the Scripps Research Institute have found, crystallized, and biologically characterized a poorly defined component of a key molecular complex that helps people to avoid cancer, but that also helps cancer cells resist chemotherapy.

It's in the bank: Human cord blood reprogrammed into embryonic-like stem cells
Human umbilical cord blood cells may be far more versatile than previous research has indicated.

Pelvic floor muscle exercises can help manage urinary incontinence in older women
Researchers at Rush University Medical Center have found that a program of pelvic floor muscle exercises, combined with pelvic health education, can be an effective way to manage urinary incontinence in elderly women.

Umbilical cord blood as a readily available source for off-the-shelf, patient-specific stem cells
Umbilical cord blood cells can successfully be reprogrammed to function like embryonic stem cells, setting the basis for the creation of a comprehensive bank of tissue-matched, cord blood-derived induced pluripotent stem cells for off-the-shelf applications, report researchers at the Salk Institute for Biological Studies and the Center for Regenerative Medicine in Barcelona, Spain.

Blood diagnosis -- chip based and mobile
The analysis takes just a few minutes and the doctor knows straightaway whether there are any pathogens in the blood.

NASA 3-D map shows flooding rains of Typhoon Ketsana in Philippines
The Tropical Rainfall Measuring Mission or TRMM satellite, orbits the Earth and measures the amount of rainfall created by a tropical cyclone.

Routine stroke prevention therapies are underused in the very elderly but could be very effective; more research in epilepsy in very old needed
Routine stroke prevention therapies are underused in the very elderly, but could be very effective in this age group.

LA BioMed study finds higher survival rate among intoxicated trauma patients
An LA BioMed study finds intoxicated trauma patients were more likely to survive their injuries than trauma patients who were sober.

East African cichlid fish offer new understanding of genetic basis of sex determination
Biologists have genetically mapped the sex chromosomes of several species of cichlid fish from Lake Malawi, East Africa, and identified a mechanism by which new sex chromosomes may evolve.

Platelet-rich plasma: Does it work?
According to a new study in the October issue of the Journal of the American Academy of Orthopaedic Surgeons, early outcomes of PRP appear promising; however, larger clinical studies are still needed to determine the benefits of its use.

Study shows that elderly women sleep better than they think, men sleep worse
A study in the Oct. 1 issue of the journal Sleep shows that elderly women sleep better than elderly men even though women consistently report that their sleep is shorter and poorer.

International Rett Syndrome Foundation awards $2M for cutting-edge Rett syndrome research
The International Rett Syndrome Foundation announced today that it is awarding grants totaling $2 million to support 18 innovative research projects in 2009.

Wrist fracture patients less likely to be evaluated for osteoporosis
A study published in the October 2009 issue of the Journal of Bone and Joint Surgery suggests a disconnect between the way wrist-fracture patients and those with a spine or hip fracture are managed and evaluated.

Killer bees may increase food supplies for native bees
A long-term study of Africanized bee invasion of Mexico's Yucatan shows that

NIH grants $152 million in Institutional Development Awards
The National Center for Research Resources, part of the National Institutes of Health, announced today it will provide up to an estimated $152 million over the next five years to fund Institutional Development Award Networks of Biomedical Research Excellence in nine IDeA-eligible states.

You must remember this: Scientists develop nasal spray that improves memory
Good news for procrastinating students: a nasal spray developed by scientists promises to give late night cram sessions a major boost, if a good night's sleep follows.

Study finds ACL reconstruction on the rise
Patients who have their ACL reconstructed are more likely to have subsequent knee surgery if they are women or are treated by a surgeon who does a low volume of ACL reconstructions, according to a study in the October 2009 issue of The Journal of Bone and Joint Surgery.

Kidneys from deceased donors with acute renal failure expand donor pool
Kidneys recovered from deceased donors with acute renal failure -- once deemed unusable for transplant -- appear to work just as well as kidneys transplanted from deceased donors who do not develop kidney problems prior to organ donation, according to a new study by researchers at Wake Forest University Baptist Medical Center.

Best entomology articles in 2008
The Entomological Society of America presents the Editor's Choice Awards for the best articles in 2008 from each of the ESA journals and from American Entomologist magazine.

Kent State University Professor C. Owen Lovejoy helps unveil oldest hominid skeleton
Throw out all those posters and books that depict an ape evolving into a human being, says Kent State University Professor of Anthropology Dr.

Vitamin D's role in preventing asthma studied in pregnant women
A group of pregnant women who have asthma or allergies will get extra vitamin D as part of a study to determine if the vitamin can prevent their children from developing asthma.

Positive trend for diabetic eye health; AMD may predict heart disease; vision impacts life success
Highlights of October's Ophthalmology, the journal of the American Academy of Ophthalmology, include good news on preserving vision in people with type 1 diabetes, a warning from the Cardiovascular Health Study for macular degeneration patients, and a report on how vision impacts well-being across the lifespan.

Half-million low-income elderly affected by sweeping cuts to state safety net
Hundreds of thousands of seniors are likely to lose income -- and tens of thousands will also lose some or all of the in-home and supportive care they rely on -- as budget cuts resulting from California's 2009 fiscal crisis start to go into effect as of today, according to a new study from the UCLA Center for Health Policy Research,

Link between male diabetics with allergies and kidney disease -- nothing to sneeze at
For men with type 2 diabetes, a cell type linked to allergic inflammation is closely linked to a key indicator of diabetic kidney disease, suggests a study in the November Clinical Journal of the American Society of Nephrology.

Alcoholism's effect on sleep persists during long periods of sobriety
A study in the Oct. issue of the journal Sleep shows that long-term alcoholism affects sleep even after long periods of abstinence, and the pattern of this effect is similar in both men and women.

Supply of blood thinner heparin further secured
Further helping to secure public health, a second round of revised quality standards for the widely used blood thinner heparin became effective today, the US Pharmacopeial Convention announced.

Human Proteome Organization honors PNNL scientist
Laboratory and Battelle Fellow Dick Smith of the US Department of Energy's Pacific Northwest National Laboratory has been recognized by the Human Proteome Organization for his many accomplishments in pioneering the development of proteomics tools.

Surgical masks and N95 respirators provide similar protection against influenza
A McMaster University study has found that surgical masks appear to be as good as N95 respirators in protecting health-care workers against influenza.

News briefs from the American Sociological Review: Inequalities in education
Research published in the October issue of the American Sociological Review puts a spotlight on the black-white achievement gap; socioeconomic desegregation in schools; and class inequality in higher education

£1 million award to address honeybee decline
Scientists at Rothamsted Research and Warwick University have been awarded £1 million ($1.6 million) by the Biotechnology and Biological Sciences Research Council in partnership with Syngenta, to research the decline of honeybees.

New material could expand applications and lower costs for solid oxide fuel cells
A new ceramic material described in this week's issue of the journal Science could help expand the applications for solid oxide fuel cells -- devices that generate electricity directly from a wide range of liquid or gaseous fuels without the need to separate hydrogen.

Researchers at Boston University School of Medicine incorporate multisite geriatric clerkship
As the population ages, it is imperative that medical students are prepared to treat older adults, regardless of their specialty.

Coral bleaching increases chances of coral disease
Mass coral bleaching has devastated coral colonies around the world for almost three decades.

Financial aid rules influence household portfolio decisions
In a new study, a University of Missouri researcher found flaws in the FAFSA's method for assessing net worth that can create inequalities in the distribution of financial aid.

Cold Spring Harbor Protocols features RNA analysis methods
Techniques for isolating RNA and for uncovering its interactions with proteins have taken on new importance as many laboratories define the roles of specific RNAs in the cell.

Special brain wave boost slows motion
Researchers have found that they can make people move in slow motion by boosting one type of brain wave.

Keeping hepatitis C virus at bay after a liver transplant
Individuals infected with hepatitis C virus who receive a liver transplant find that their new liver becomes infected with HCV almost immediately.

Iowa State researchers looking for catalyst that allows plants to produce hydrocarbons
Iowa State University researchers are working to understand how a catalyst allows certain plants and algae to create simple hydrocarbons that could be a new source of liquid fuels.

Better control of carbon nanotube 'growth' promising for future electronics
Researchers have overcome a major obstacle in efforts to use tiny structures called carbon nanotubes to create a new class of electronics that would be faster and smaller than conventional silicon-based transistors.

Paradoxically, food insecurity may be underlying contributor to overweight
Both household food insecurity and childhood overweight are significant problems in the US.

Oxidized form of a common vitamin may bring relief for ulcerative colitis
Here's another reason why you should take your vitamins. A new research report appearing in the October 2009 print issue of the Journal of Leukocyte Biology suggests that retinoic acid, the oxidized form of vitamin A, could be a beneficial treatment for people suffering from ulcerative colitis and other irritable bowel diseases.

New ancient fungus finding suggests world's forests were wiped out in global catastrophe
Tiny organisms that covered the planet more than 250 million years ago appear to be a species of ancient fungus that thrived in dead wood, according to new research published today, Oct.

Self monitoring of blood glucose levels helps patients with diabetes
Self-monitoring of blood glucose enables those with diabetes to modify their behavior, adjust their medicine and understand their disease to better manage it, according to a recent study, published by SAGE in The Diabetes Educator.

Warnings up for Philippines as Parma powers up to a super typhoon
Warnings have been posted in the extreme northeastern Philippines as Parma has powered up into a super typhoon, and its new forecast track takes it over the northeastern tip of the Philippines, and three NASA satellites are keeping tabs on it.

New approach to targeting the hidden reservoir of HIV
The drugs used to treat individuals infected with HIV-1 keep the virus under control but do not eliminate it from the body, some remains hidden in immune cells known as resting CD4+ T cells.

Smoking cessation drug not linked to an increased risk of self harm or depression
There is no strong evidence that the popular smoking cessation drug varenicline increases the risk of self harm or depression compared to other cessation products, according to new research published on today.

How to reduce hospital stays and increase patient satisfaction
High-risk surgery patients experienced shorter hospital stays when their care was co-managed by hospitalists and their surgeons, a study has found.

EPA reviews Univ. of Michigan dioxin study
US Environmental Protection Agency's Office of Research and Development has completed its review of a dioxin exposure study conducted by the University of Michigan in the Midland-Saginaw, Michigan area.

October 2009 Geology and GSA Today highlights
Several papers in October's Geology describe fossil records: a fungal disaster species; single-celled sea-bottom-dwellers; trilobite soft tissues; fossil rainforests; Archean microbial mats; and pollen and freshwater algae.

The eScience revolution
Web scientists at Rensselaer Polytechnic Institute will use the World Wide Web to compile and share scientific data on an unprecedented scale.

Treatment of severe burn injuries
Almost three-quarters of patients with extensive burns die of the consequences of a severe infection.

October 2009 Geosphere Highlights
The October Geosphere is now online. Articles deal with the composition and character of Earth's crust, documenting and analyzing

Before 'Lucy,' there was 'Ardi': First major analysis of early hominid published in Science
In a special issue of Science, an international team of scientists has for the first time thoroughly described Ardipithecus ramidus, a hominid species that lived 4.4 million years ago in what is now Ethiopia.

UF to get $64 million over 6 years to study disability prevention in older Americans
A new study called the Lifestyle Interventions and Independence for Elders, or LIFE study, will determine whether a program of structured physical activity can prevent or delay major movement disability in older adults.

Oldest hominid skeleton provides new evidence for human evolution
A Los Alamos National Laboratory geologist is part of an international research team responsible for discovering the oldest nearly intact skeleton of Ardipithecus ramidus, who lived 4.4 million years ago.

Genetic conflict in fish led to evolution of new sex chromosomes
University of Maryland biologists have genetically mapped the sex chromosomes of several species of cichlid fish from Lake Malawi, East Africa, and identified a mechanism by which new sex chromosomes may evolve.

'Anti-Atkins' low protein diet extends lifespan in flies
This study, appearing in Cell, provides details of a causal relationship between diet and mitochondrial function.

Carnegie Mellon researcher wins NSF grant
Carnegie Mellon University's Ole Mengshoel was awarded a two-year, $498,000 grant from the National Science Foundation to create new computer tools for improving the way information is displayed and analyzed.

More than half of babies born today in wealthy nations will live to 100 years if current life expectancy trends continue
More than half of babies born in rich nations today will live to 100 years if current life expectancy trends continue.

Surgical masks vs. N95 respirators for preventing influenza among health-care workers
Surgical masks appear to be no worse than, and nearly as effective as N95 respirators in preventing influenza in health care workers, according to a study released early online today by JAMA.

Why one way of learning is better than another
A new study from the Montreal Neurological Institute and Hospital of McGill University reveals that different patterns of training and learning lead to different types of memory formation.

Powerful lasers, futuristic digital cameras, 3-D television and more
The latest technology in optics and lasers will be on display at the Optical Society's Annual Meeting, Frontiers in Optics, which takes place Oct.

Serious stress causes strokes
Strong links have been uncovered between stress and ischemic strokes.

Breast milk should be drunk at the same time of day that it is expressed
The levels of the components in breast milk change every 24 hours in response to the needs of the baby.

'Micro shuttle' drug delivery could mean an end to regular dosing
Scientists working at Queen Mary, University of London, have developed micrometer-sized capsules to safely deliver drugs inside living cells.

Iowa State University researcher uncovers potential key to curing tuberculosis
Researchers at Iowa State University have identified an enzyme that helps make tuberculosis resistant to a human's natural defense system.

Control of mosquito vectors of malaria may be enhanced by a new method of biocontrol
Biopesticides containing a fungus that is pathogenic to mosquitoes may be an effective means of reducing malaria transmission, particularly if used in combination with insecticide-treated bednets, according to a modeling study conducted by Dr.

LSUHSC research shows fish oil may protect against stroke from ruptured carotid artery plaques
Research led by Hernan A. Bazan, M.D., assistant professor of surgery, section of vascular surgery, at LSU Health Sciences Center New Orleans School of Medicine, has found that unstable carotid artery plaques -- those in danger of rupturing and leading to a stroke -- contain more inflammation and significantly less omega-3 fatty acids than asymptomatic plaques.

Entomological Society of America names 2009 award winners
ESA is pleased to announce the winners of its 2009 awards.

'Natural killer' cells keep immune system in balance
Researchers from Brown University and McGill University have discovered that the natural killer, or NK cells, help prevent T cells from over-responding when a virus hits.

Over 65s should take high dose vitamin D to prevent falls, say researchers
A daily supplement of vitamin D at a dose of 700-1,000 IU reduces the risk of falling among older people by 19 percent according to a study published on today.

Lung cancer risk increases with expression of specific genes
A recent study published in the October 2009 issue of the Journal of Thoracic Oncology determined that variations of specific genetic markers identified in previous research, or SNPs, may indicate a greater lung cancer risk in African Americans than in whites.

Risk of abnormally slow heart rate twice as high in those taking drugs to slow Alzheimer's
People taking one of several drugs commonly prescribed to treat Alzheimer's disease are more likely to be hospitalized for a potentially serious condition called bradycardia than patients not taking these medications.

College students vote smarter than expected
College students make strategic choices about where to vote, most prefer absentee ballots, and they are especially likely to vote absentee if their homes are in swing states, according to a new Northwestern University study of student absentee voting in the 2008 presidential election.

University of Louisville neuroscientists hope to get people walking again
Neuroscience researchers at the University of Louisville will be the only team collaborating with an international group of scientists that last week announced they had enabled paralyzed rats to walk while supporting their own weight.

Coal-mining hazard resembles explosive volcanic eruption, study shows
Worldwide, thousands of workers die every year from mining accidents, and instantaneous coal outbursts in underground mines are among the major killers.

ASCB wins NIH 'stimulus grant' to build virtual library of cell images for researchers and public
A $2.5 million

Combination of PET/CT tests can expedite diagnosis of lung cancer in a fast-track setting
Research published in the October 2009 issue of the Journal of Thoracic Oncology has found an effective combination of positron emission tomography/computed tomography tests to diagnose lung cancer in a

Frozen assets: NIAID researchers turn to unique resource for clues to norovirus evolution
A search through decades-old frozen infant stool samples has yielded rich dividends for NIAID scientists.

Study shows that color plays musical chairs in the brain
The brain's neural mechanisms keep straight which color belongs to what object, so one doesn't mistakenly see a blue flamingo in a pink lake.

New research to improve management of toxic red tides in the Gulf of Maine
NOAA has awarded $457,000 in competitive grant funding to support three projects to better track and manage outbreaks of toxic red tide algae that threaten public health and New England's shellfish industry.

Bundling 2 low-cost heart drugs prevents heart attack and stroke in large, diverse population
A new Kaiser Permanente study found that bundling two generic, low-cost drugs -- a cholesterol-lowering statin and a blood pressure-lowering drug -- and giving daily doses to 68,560 people with diabetes or heart disease for two years prevented 1,271 heart attacks and strokes.

Investment in Endomagnetics Limited
UCL Business PLC has led an initial investment round of £350,000 ($560,000) into Endomagnetics Limited, a spinout company which is commercializing magnetic sensing technology arising from research within the London Centre for Nanotechnology at UCL and the Texas Centre for Superconductivity at the University of Houston.

New approach for the treatment of malignant brain tumors
Initial chemotherapy alone after surgery is just as successful as initial radiation therapy for patients from whom a very malignant brain tumor (anaplastic glioma) was removed.

Experts gather at McGill University to address food security challenges
Leading experts from international agencies, NGOs, the food industry and academia will meet at McGill University, in Montreal, October 5-7 to discuss the increasing challenges relating to food security in the world.

AACR to host Frontiers in Basic Cancer Research meeting
The American Association for Cancer Research will hold its first conference devoted solely to basic science from Oct.

Studies find few risks to newborn offspring of parents who are childhood cancer survivors
Whether they can have children is one of the major concerns for adult survivors of childhood and adolescent cancer because fertility can be compromised by cancer treatment.

Chemical Society earns distinctive US Green Building Council Gold LEED Certification
The American Chemical Society's headquarters, the Hach Building, has received a prestigious Gold Certification from the US Green Building Council as a high performance green building.

Estrogen link in male aggression sheds new light on sex-specific behaviors
Territorial behavior in male mice might be linked to more

£1 million award to address honeybee decline
Scientists at the University of Warwick and Rothamsted Research have been awarded £1 million ($1.6 million) to research honeybee decline.

Algae and pollen grains provide evidence of remarkably warm period in Antarctica's history
For Sophie Warny, LSU assistant professor of geology and geophysics and curator at the LSU Museum of Natural Science, years of patience in analyzing Antarctic samples with low fossil recovery finally led to a scientific breakthrough.

Duke/Singapore scientists find new way to classify gastric cancers
An international team of scientists has discovered a new way to classify stomach cancers, and researchers say it may be an important step toward designing more effective treatments and improving long-term survival.

Tackling smoking during pregnancy could help plug social inequality gap in stillbirths
Tackling smoking during pregnancy may help to reduce the socioeconomic inequalities in stillbirths and infant deaths by as much as 30-40 percent, according to new research published on today.

Parasite bacteria may help fight spread of mosquito-borne diseases
Infecting mosquitoes with a bacterial parasite could help prevent the spread of lymphatic filariasis, one of the major neglected tropical diseases of the developing world, according to research published today in the journal Science.

Severe stress can cause stroke
Many patients urgently admitted to hospital with cerebral infarction state that they were under great stress over a prolonged period prior to suffering their stroke, is shown in a unique patient study conducted in cooperation between the Sahlgrenska Academy at the University of Gothenburg and Sahlgrenska University Hospital, Sweden.

Ulcerative colitis treatment reduces need for surgery by almost half
A new study led by Mayo Clinic researchers has found that ulcerative colitis patients had a 41 percent reduction in colectomy after a year when treated with infliximab, according to a study published in the October 2009 issue of Gastroenterology.

Longer-lived, healthier mice offer promise of drug treatments for age-related diseases
Scientists have managed to extend the lifespan of mice by up to a fifth and reduce the number of age-related diseases the animals suffer.

Marianas on alert: Melor joins the typhoon group
Being a typhoon seems to be the

Advances in science help preserve York Minster for future generations
Science and historical conservation might not sound like an obvious match, but at York Minster scientists and preservation experts are working together to save this historic building from decay and erosion.

Strategy outlined for growing bioenergy while protecting wildlife
The October issue of BioScience includes an analysis of the consequences for wildlife of the expanding production of bioenergy.

Autism Speaks awards first Dennis Weatherstone pre-doctoral fellowships
Autism Speaks announces the first eight Dennis Weatherstone pre-doctoral fellowships, including $448,000 in research grants over two years.

Retinal rescue: Cells derived from human embryonic stem cells reverse retinal degeneration
A new study reports that transplanted pigment-containing visual cells derived from human embryonic stem cells successfully preserved structure and function of the specialized light-sensitive lining of the eye (known as the retina) in an animal model of retinal degeneration.

CSHL scientists identify protein that enhances long-term memory by controlling rest intervals
Repeated learning sessions produce long-lasting memory when they are spaced out between rest intervals.

Loss of top predators causing surge in smaller predators, ecosystem collapse
The catastrophic decline around the world of

Smoking during pregnancy puts children at risk of psychotic symptoms
Mothers who smoke during pregnancy put their children at a higher risk of psychotic behavior, according to a new study.

Announcing the new Journal of Integrated Pest Management
In spring 2010, the Entomological Society of America will begin publishing the Journal of Integrated Pest Management, a new, open-access, peer-reviewed, extension journal covering the field of integrated pest management.

In amoeba world, cheating doesn't pay
Researchers from Rice University and the Baylor College of Medicine are peeling back the layers of strategy that determine how colonies of social amoebas resist the efforts of cheaters to alter the balance of power.

Vanderbilt astronomers participate in new search for dark energy
The most ambitious attempt yet to trace the history of the universe has seen

NOAA awards funds to improve toxic algal bloom predictions in the Western Gulf of Mexico
NOAA is awarding $178,358 for the first year of a project to improve predictions of toxic algal blooms in the western Gulf of Mexico as part of an evolving national ecological forecasting capability.

National Science Foundation gives K-State a grant to study travel sites like
Business researchers are focusing on the travel industry and its distribution channels, including opaque outlets, such as and

The making of the male brain (estrogen required)
It's often said that overly macho males suffer from

Ardi displaces Lucy as oldest hominid skeleton
At simultaneous press conferences in Washington, D.C., and Addis Ababa, Ethiopia on Oct.

NAE announces award winners John Casani and Sheila Widnall
During its 2009 annual meeting, the National Academy of Engineering will present two awards for extraordinary impacts on the engineering profession.

Molecular imaging holds promise for early intervention in common uterine cancer
A promising new molecular imaging technique may provide physicians and patients with a noninvasive way to learn more information about a type of cancer of the uterus lining called

Leg movement training in preterm infants demonstrates positive changes in motor skills
Preterm infants who receive leg movement training display feet-reaching behaviors similar to that of full-term infants, according to a randomized controlled trial reported in the October issue of Physical Therapy, the scientific journal of the American Physical Therapy Association.

Largest assessment of treatment programs in England for heroin and crack cocaine addicts shows 2/3 stop or significantly reduce their drug use
The largest ever study of heroin and crack cocaine treatment programs in England has shown that the first six months of treatment leads to large proportions of addicts of one drug or the other abstaining.

Eating sweets every day in childhood 'increases adult aggression'
Children who eat sweets and chocolates every day are more likely to be violent as adults, according to a Cardiff University study.

It's a boy? Tropical Depression 18-E forms in the Eastern North Pacific
At 11 a.m. EDT on Oct. 1, the eighteenth tropical depression of the Eastern Pacific hurricane season was born.

In search of wildlife-friendly biofuels
One of the unintended consequences of crop-based biofuels may be the loss of wildlife habitat, particularly the birds who call this country's grasslands home.

Science survey ranks top biopharma employers
The Science annual survey of top employers polls employees in the biotechnology, biopharmaceutical, pharmaceutical and related industries.

Einstein receives $2.1 million federal grant to support Hispanic Center of Excellence
The US Department of Health and Human Services has awarded Albert Einstein College of Medicine of Yeshiva University a three-year, $2.1 million grant to expand and enrich its Hispanic Center of Excellence.

'Killer' Southeast drought low on scale, says study
A 2005-2007 dry spell in the southeastern United States destroyed billions of dollars of crops, drained municipal reservoirs and sparked legal wars among a half-dozen states -- but the havoc came not from exceptional dryness but booming population and bad planning, says a new study.

First light for BOSS -- a new kind of search for dark energy
BOSS, the Baryon Oscillation Spectroscopic Survey, is the most ambitious attempt yet to map the expansion history of the Universe using the technique known as baryon acoustic oscillation.

Energy-autonomous sensors for aircraft
Aircraft maintenance will be easier in future, with sensors monitoring the aircraft skin.

From foe to friend: Mosquitoes that transmit malaria may help fight the disease
In a study published today in Science, researchers at the European Molecular Biology Laboratory in Heidelberg, Germany, and the Institut National de la Sante et de la Recherche Medicale in Strasbourg, France, discovered that variations in a single gene affect mosquitoes' ability to resist infection by the malaria parasite

JCI online early table of contents: Oct. 1, 2009
This release contains summaries, links to PDFs, and contact information for the following newsworthy papers to be published online, Oct.

Scientists decipher missing piece of first-responder DNA repair machine
Scientists from the US Department of Energy's Lawrence Berkeley National Laboratory and the Scripps Research Institute have uncovered the role played by the least-understood part of a first-responder molecule that rushes in to bind and repair breaks in DNA strands, a process that helps people avoid cancer.

3 UC Riverside entomologists honored by Entomological Society of America
Three entomologists at the University of California, Riverside, have won awards from the Entomological Society of America.

Laser technique has implications for detecting microbial life forms in Martian ice
An innovative technique called L.I.F.E. imaging used successfully to detect bacteria in frozen Antarctic lakes could have exciting implications for demonstrating signs of life in the polar regions of Mars, according to an article published in the current issue of Astrobiology, a peer-reviewed journal published by Mary Ann Liebert Inc.

Tall fescue's future in agriculture
A new book,

UT Knoxville and ORNL researchers reveal key to how bacteria clear mercury pollution
Mercury's persistent and toxic presence in the environment has flummoxed scientists for years in the quest to find ways to mitigate the dangers posed by the buildup of its most toxic form, methylmercury. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to