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Restoring a natural root signal helps to fight a major corn pest

A longstanding and fruitful collaboration between researchers at the Max Planck Institute for Chemical Ecology and the University of Neuchtel in Switzerland, together with contributions from colleagues in Munich and the US, has produced another first: the successful manipulation of a crop plant to...

New computer simulation helps explain folding in important cellular protein

Athens, Ga. Most parts of living organisms come packaged with ribbons. The ribbons are proteinschains of amino acids that must fold into three-dimensional structures to work properly. But when for any reason the ribbons fold incorrectly, bad things can happen, and in humans misfolded-protein diso...

Test helps in fight against lung infections and for treating other life-threatening infections

Edmonton, Alberta A new test developed by Edmonton-based Innovotech™ Inc. will now allow doctors to more accurately identify the right antibiotics required to treat serious, chronic infections that are biofilm based. With more than 80 per cent of infections in the developed world caused by...

University of Toronto helps to 'barcode' the world's plants

An international team of scientists, including botanists from the University of Toronto, have identified a pair of genes which can be used to catalogue the world's plants using a technique known as DNA barcoding a rapid and automated classification method that uses a short genetic marker in an or...

Sticky protein helps reinforce fragile muscle membranes

A new study by scientists at the University of Iowa shows why muscle membranes don't rupture when healthy people exercise. The findings shed light on a mechanism that appears to protect cells from mechanical stress. The study, which appears online July 20-24 in Proceedings of the National Acad...

Spring cold snap helps with stream ecosystem research

OAK RIDGE, Tenn., July 23, 2009 -- A rare April freeze in 2007 provided researchers at the Department of Energy's Oak Ridge National Laboratory with further evidence that climate change could have negative effects on stream and forest ecosystems. As warm weather arrives sooner in many parts of ...

LSUHSC research helps link schizophrenia to specific DNA region

New Orleans, LA For the first time, an international group of researchers has found genetic evidence linking schizophrenia to a specific region of DNA on chromosome 6. This is the same area where key genes for immune function are located. The LSUHSC research team was led by Nancy Buccola, APRN,...

Fossil bone bed helps reconstruct life along California's ancient coastline

Berkeley In the famed Sharktooth Hill Bone Bed near Bakersfield, Calif., shark teeth as big as a hand and weighing a pound each, intermixed with copious bones from extinct seals and whales, seem to tell of a 15-million-year-old killing ground. Yet, new research by a team of paleontologists fro...

New research helps explain how connexin hemichannels are kept closed

Hemichannels are connexin channels that can dock with each other to create a gap junction across two plasma membranes. In the June 2009 issue of the Journal of General Physiology ( JGP ), Andrew Harris (University of Medicine and Dentistry, New Jersey) discusses new research that provides insigh...

Bull's-eye electrode helps interpret thoughts, deliver stimulus to aid paralyzed, epileptic patients

KINGSTON, R.I. May 19, 2009 A unique electrode developed for non-invasive use by a University of Rhode Island biomedical engineer is showing promising results in helping to interpret brain signals so paralyzed patients may control their environment. It is also being studied as a means of deliv...

Researchers find snippet of RNA that helps make individuals remarkably alike

"No two people are alike." Yet when we consider the thousands of genes with frequent differences in genetic composition among different people, it is remarkable how much alike we are. Uniformity, or singleness of form, is not unique to humans but a general property of life. Biologists have lon...

TGen helps promote cancer awareness for vast Navajo Nation

PHOENIX, Ariz. April 6, 2009 Outreach efforts by the Translational Genomics Research Institute (TGen) extend to the far corners of Arizona. For the second year, TGen will help organize a cancer awareness conference for northeastern Arizona's vast Navajo Nation. The 2nd annual Fort Defiance...

Montana State grad's work helps diagnose skin cancer without a biopsy

BOZEMAN -- A recent Montana State University master's graduate is working with doctors at Vanderbilt Medical Center in Tennessee to build a handheld laser microscope that could someday reduce the number of biopsies needed to diagnose skin cancer. Suspicious spots on the skin often prompt dermat...

'Seeing' stem cells helps in fight against peripheral arterial disease

SAN DIEGO, Calif. (March 10, 2009)Interventional radiologists are fitting together the puzzle pieces of how to use stem cells to create new or more blood vessels to treat peripheral arterial disease (PAD) in those individuals with extensively narrowed or clogged arteries. That puzzle may be closer...

Simple test helps predict heart attack risk

SAN DIEGO, Calif. (March 10, 2009)The use of common and readily available screening testslike the ankle brachial index (ABI)along with traditional risk scoring systemssuch as the Framingham Risk Scorehas the potential to prevent devastating heart attacks in thousands of individuals who are not ori...

UT Southwestern researchers identify molecule that helps the sleep-deprived to mentally rebound

DALLAS Feb. 24, 2009 Sleep experts know that the mental clarity lost because of a few sleepless nights can often be restored with a good night's rest. Now, UT Southwestern Medical Center researchers have identified a key molecular mechanism that regulates the brain's ability to mentally compensa...

Wildlife Conservation Society helps Cameroon create new national park

Gorilla population surveys, conducted by the Wildlife Conservation Society, have helped the government of Cameroon create a new national park which will protect more than 600 gorillas, along with other threatened species such as chimpanzees, forest elephants, buffaloes, and bongo. Called Deng ...

CSHL researchers identify gene that helps plant cells keep communication channels open

Plant cells communicate via microscopic channels called plasmodesmata that are embedded in their cell walls. For the stem cells in the plants' growing tips, called "meristems," the plasmodesmata are lifelines, allowing nutrients and genetic instructions for growth to flow in. Developmental and ...

Social support during breast-feeding helps humans have more children

COLUMBUS, Ohio The fact that human mothers have support from family while they're breast-feeding may be a key strategy that enables humans to reproduce more rapidly than other primates, new research suggests. Social support helps mothers conserve energy in a way that allows their bodies to pre...

Agriculture project helps bring 'PEACE' to Afghanistan

KABUL More than 80 percent of Afghanistan's livestock production, consisting primarily of sheep and goats with a smattering of cattle, originates with that country's traditional nomadic herdsmen, the Kuchi. For 2 years, the Texas A&M System has been involved in a U.S. Agency for International...

'Fishy' clue helps establish how proteins evolve

New Haven, Conn. Three billion years ago, a "new" amino acid was added to the alphabet of 20 that commonly make up proteins in organisms today. Now researchers at Yale and the University of Tokyo have demonstrated how this rare amino acid and, by example, other amino acids made its way into the...

Nutritional supplementation program helps prevent weight loss among children in African country

Children in Niger who received a daily nutritional supplement for three months had a lower rate of weight loss and a reduced risk of wasting compared to children who did not receive the supplementation, according to a study in the January 21 issue of JAMA . Wasting (defined as a certain deviat...

Digital communication technology helps clear path to personalized therapies

LA JOLLA, Calif., January 9, 2009 -- Researchers at the Burnham Institute for Medical Research (Burnham) have shown that search algorithms used in digital communications can help scientists identify effective multi-drug combinations. The study, led by Giovanni Paternostro, M.D., Ph.D., was publish...

Study helps explain connection between sleep apnea, stroke and death

BETHESDA, Md. (Jan. 6, 2009) − Obstructive sleep apnea decreases blood flow to the brain, elevates blood pressure within the brain and eventually harms the brain's ability to modulate these changes and prevent damage to itself, according to a new study published by The American Physiological...

Tool helps identify gene function in soybeans

COLUMBIA, Mo. In the race for bioengineered crops, sequencing the genome could be considered the first leg in a multi-leg relay. Once the sequence is complete, the baton is passed forward to researchers to identify genes' functions. A draft sequence of the soybean genome is now available, and the...

Exercise helps overweight children reduce anger expression

AUGUSTA, Ga. - Regular exercise seems to reduce anger expression in overweight but otherwise healthy children, researchers said. The first published study on the topic looked at 208 typically sedentary 7- to 11-year-olds who participated in a 10-15 week afterschool aerobic exercise program or m...

New research helps explain genetics of Parkinson's disease

A new study by Narendra et al. suggests that Parkin, the product of the Parkinson's disease-related gene Park2, prompts neuronal survival by clearing the cell of its damaged mitochondria. "[This is] an exciting new discovery that links the fields of mitochondrial quality control and the geneti...

New book helps medical students master clinical skills

COLD SPRING HARBOR, N.Y. (Nov. 12, 2008) For medical students who spend years studying textbooks in preparation for written exams on theoretical concepts, it can be rather intimidating to prepare for a test on practical skills used in the clinic. The third edition of a best-selling book that h...

Study helps clarify role of soil microbes in global warming

Athens, Ga. Current models of global climate change predict warmer temperatures will increase the rate that bacteria and other microbes decompose soil organic matter, a scenario that pumps even more heat-trapping carbon into the atmosphere. But a new study led by a University of Georgia researche...

Boost from McGill, Gates Foundation helps Africans control pharma research

This release is available in French . A McGill University parasitology researcher has received a $100,000 grant from the Gates Foundation to help establish locally controlled pharmaceutical-research programs in Botswana and South Africa. "People are always asking why the pharmaceutica...

Swamping bad cells with good in ALS animal models helps sustain breathing

In a disease like ALS - one that's always fatal and that has a long history of research-resistant biology - finding a proof of principle in animal models is significant. This week, Johns Hopkins researchers report that transplanting a new line of stem cell-like cells into rat models of the dise...

Waste from gut bacteria helps host control weight, UT Southwestern researchers report

DALLAS Oct. 17, 2008 A single molecule in the intestinal wall, activated by the waste products from gut bacteria, plays a large role in controlling whether the host animals are lean or fatty, a research team, including scientists from UT Southwestern Medical Center, has found in a mouse study. ...

Diatom genome helps explain success in trapping excess carbon in oceans

WALNUT CREEK, Calif. Diatoms, mighty microscopic algae, have profound influence on climate, producing 20 percent of the oxygen we breathe by capturing atmospheric carbon and in so doing, countering the greenhouse effect. Since their evolutionary origins these photosynthetic wonders have come to a...

Extreme nature helps scientists design nano materials

Scientists are using designs in nature from extreme environments to overcome the challenges of producing materials on the nanometre scale. A team from the UK's John Innes Centre, the Scripps Research Institute in California and the Institut Pasteur in Paris have identified a stable, modifiable vir...

MSU scientists find new gene that helps plants beat the heat

EAST LANSING, Mich. Michigan State University plant scientists have discovered another piece of the genetic puzzle that controls how plants respond to high temperatures. That may allow plant breeders to create new varieties of crops that flourish in warmer, drier climates. The MSU researchers ...

Flatworm helps researchers study stem cells and cancer

September 17, 2008, Cambridge, UK Any way you slice it, the planarian's contributions to biological research just keep on growing. The planarian, a flatworm normally living in freshwater, is well known for its amazing ability to regenerate a single planarian cut into 200 pieces can generat...

US Air Force technology helps scientists understand plant root function

MADISON, WI SEPTEMBER 8, 2008-- The McClellan Nuclear Radiation Center (MNRC) in Sacramento, CA was developed by the U.S. Air Force to detect corrosion and defects in aircraft structure using an imaging technique called neutron radiography. This technique is currently helping soil scientists under...

'Armored' fish study helps strengthen Darwin's natural selection theory

Shedding some genetically induced excess baggage may have helped a tiny fish thrive in freshwater and outsize its marine ancestors, according to a UBC study published today in Science Express . Measuring three to 10 centimetres long, stickleback fish originated in the ocean but began populatin...

MSU biofilms research helps set standards for everyday products

BOZEMAN -- Montana State University scientist Darla Goeres knows that there is more than one way to grow a biofilm, a fact that she uses to make sure that when a product claims it kills "99 percent" of bacteria, it really does the job. Biofilms are the extremely common communities of bacteria ...

Novel fungus helps beetles to digest hard wood

University Park, Pa. -- A little known fungus tucked away in the gut of Asian longhorned beetles helps the insect munch through the hardest of woods according to a team of entomologists and biochemists. Researchers say the discovery could lead to innovative methods of controlling the invasive pest...
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