Tag: "root" at biology news

Researchers get to the root of cassava's cyanide-producing abilities

... The shelf life of a cassava root is very short once it's removed from the stem, so there's an urgency to get the food to market. "Roots can turn to mush in less ...

Research suggests a new method to protect groundwater quality

...ich helps protect nitrogen from leaching below the root zone until the crop can use it. Farmers are often reluctant to use nitrification inhibitors since they add to the cost of production, and only increase yield or protect from nitrate loss with specific combinations of soil type and climate such as a ...

Bleeding disorder tied to defect in cellular transport mechanism

...om one place to another within the cell lie at the root of a rare bleeding disorder, according to a study published in the June issue of the journal Nature Genetics. An international research team led by David Ginsburg of the University of Michigan's Life Sciences Institute and the Howard Hughes Medical I...

Cystic fibrosis gene therapy trial results encouraging

...ential as a new approach to addressing the genetic root cause of CF," said Robert J. Beall, Ph.D., preside...led three patients in the study. "Striking at the root cause of CF should ultimately provide an even more effective treatment for CF than those available t...

Virginia Tech inventions, creations can improve lives

...ate ability to produce subordinate shoots from the root (suckering). The University of Maryland, College Park, University of Wisconsin at River Falls, and VTIP share the patent. A "Seaweed Supplement Diet for Enhancing Immune Response in Mammals and Poultry" (6,312,709) earned a patent for Vivien Gore Al...

A derivative of the green tea leaf may help with Metabolic Syndrome X, a potentially deadly disorder

...cessive caloric intake is thought to be one of the root causes. Consequently, physicians have prescribed ...ivity, presumably touching one of the pathological root causes of this potentially deadly syndrome....

B-vitamins prove effective in relieving chronic pain

...such as the model of chronic compression of dorsal root ganglion (DRG). However, this antinociceptive eff...peralgesia following chronic compression of dorsal root ganglion neurons produced by artificial intervertebral foramen stenosis. Both severity and duration...

Humongous fungus a new kind of individual

...ae--the tree-killing fungus that causes Armillaria root disease--covers an area of 9.65 square kilometres,...ations for forest management practices. Armillaria root disease is a pernicous killer of trees in many parts of the U.S. and across southern Canada. It has ...

Scientists re-evaluating the meaning of 'desertification,' Duke ecologist says

...acterize a myriad of issues and in doing so is the root of so many controversies," the Duke biology professor said in an interview. "Those issues range from poverty in rural Africa and shrubs encroaching into grasslands in southern New Mexico to dust storms in China." He noted that the United Nations est...

BIDMC researchers identify source of preeclampsia

...non-pregnant rats to test whether sFlt1 was at the root of the problem. "The resulting data was exciting," says Karumanchi. "The rats that were exposed to sFlt1 had distinct clinical and pathological symptoms of preeclampsia, demonstrating for the first time a clear cause and effect relationship between t...

Abnormalities in cellular anchoring protein cause fatal heart syndrome

...ers of the ankyrin family of molecules, may be the root of other disorders. "We have shown for the first time that a protein that most of us thought was just one of many cellular housekeepers actually has an important role in organizing ion channels," Bennett said. "And if it doesn't work right, you can h...

Special section: Invasive species

...hunting dogs and rifles; and witchweed, an African root parasite, is controlled in the Carolinas with herbicides and a rigorous quarantine on anything that could carry soil out of infested areas....

Two Max Planck researchers recieve the Louis-Jeantet Prize for Medicine 2003

... how different regions of the brain may lie at the root of conscious behaviour. He analyses which neuronal activities are required to attend to an object, to recognise it, to maintain it in memory or to decide to act upon it. THE LOUIS-JEANTET FOUNDATION FOR MEDICINE awards the three prize-winners a cumu...

URI biological oceanographers test shallow marine systems' response to increased nutrients

...t the development of long leaves at the expense of root and rhizome growth, regardless of whether caused by nutrient enrichment or by shading, means that there will be little or no lateral branching of rhizomes and little or no production of new shoots. As a result, the density of eelgrass beds exposed to...

Wetlands clean selenium from agricultural runoff

...of the drainage water," said Terry. "The extensive root system of the plants slows down the water flow so ...f dimethyl selenide. "Grasses that have extensive root systems, such as rabbitfoot grass and cordgrass, do a better job of providing surface area for micro...

Hopkins researchers find genetic cause for multi-system disorder

Faulty cell communication is at the root of a complex and rare disorder that affects many of the body's structures and systems, including the eyes, face, teeth, fingers and toes, a Hopkins-led research team has discovered. Studying genetic samples and medical histories from 17 families wit...

Shifts in rice farming practices in China reduce greenhouse gas methane

...er yields. That's because draining stimulates rice root development, and also accelerates decomposition of organic matter in the soil to produce more inorganic nitrogen, an important fertilizer. Methane is produced by soil microbes in paddy soils under anaerobic conditions, or in the absence of air or fre...

Aged Polish forest plots teach new ecosystem lessons

... the Polish Academy of Sciences to see if leaf and root traits of the trees can be linked to the ecosystem...ditionally, one of the team members specializes in root systems, Tjoelker said, so thespecies stands will be observed underground using small cameras insert...

U.S.-German research consortium sequences genome of versatile soil microbe

...is present. Because the bacterium can colonize the root area of crop plants, researchers are trying to use P. putida strains in bioengineering research to develop biopesticides and plant growth promoters. The bacterium is also widely studied because of its diverse metabolism, which is capable of remediati...

Little yellow molecule comes up big

... more than normal, but best known for being at the root of the yellow color in jaundice and, at high levels, for causing brain damage in newborns. Johns Hopkins scientists have now solved the enigma of how this toxic molecule can also be beneficial. In the current online edition of the Proceedings of th...

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