Tag: "slowing" at biology news

Researchers devise potent new tools to curb ivory poaching

... origin of ivory that could prove a potent tool in slowing elephant poaching and the illegal ivory trade by identifying hot spots where enforcement should be increased. It is relatively easy to monitor elephant populations with flights over the open savannas of eastern, central and southern Africa, but it i...

Highlights of American Chemical Society national meeting in Philadelphia, Aug. 22-26

...s, less than those found in space. What's more, by slowing classic chemical reactions to a frigid millionth of a degree Kelvin, scientists can study the reactions in more detail than ever possible at room temperatures. This three-day symposium features more than 30 presentations that showcase some of fascina...

Heartless worms hold clues to cardiac arrhythmias, sudden death

... that responds to neuronal input by speeding up or slowing down. The investigators were able to take advantage of a worm line with a mutation in the worm version of HERG. The mutation, unc-103, causes profound neuromuscular defects, including a pharyngeal pumping defect that Petersen noticed as she learned ...

5AM Solutions releases Microarray Enterprise Manage(TM) Software

... technology at distant sites are rarely combined - slowing the progress of medical research. Collaboration and consortia, key elements of the National Institutes of Health (NIH) Roadmap, require sharing what and how experiments are conducted and what the results are in a meaningful way to thousands of geogra...

New 20-year study links COPD and asthma

...s no cure for COPD, early detection is critical in slowing disease progression," said Richard S. Irwin, MD, FCCP, President of the American College of Chest Physicians. "Understanding the relationship between COPD and other chronic lung diseases, such as asthma, may lead to early disease detection, as well ...

Brain serotonin enzyme finding might explain psychiatric disorders

... neurons stalls. SSRIs counteract the breakdown by slowing the re-uptake of serotonin, allowing the body to make the best use of abnormally low levels of the chemical messenger, the researchers explained. Scientists had long considered the enzyme known as tryptophan hydroxylase (Tph1) to be the sole enzyme g...

Umbilical cord blood transplants, bone marrow transplants save lives

...row transplants at Loyola University are curing or slowing the progression of many cancers originating in the bone marrow (i.e., leukemia, myeloma) or lymphatic system (lymphoma). More than 106,000 people in the U.S. each year are diagnosed with these life-threatening diseases. "Even if other treatments ...

High Flux Isotope Reactor marks 400th cycle

...tion that literally chills the energetic neutrons, slowing them and making them more useful for studying polymers and biological materials. The reactor also has a new cooling tower and beryllium reflector as part of an ongoing program to upgrade components and infrastructure for another three decades of oper...

SPECT imaging shows promise for accurate, early diagnosis of Alzheimer's

...lities long before it takes their lives. Curing or slowing the progress of AD has been a high priority in the scientific community, but an early and accurate diagnosis is equally important given that several other forms of dementia display the same symptoms as AD, especially in the early stages. A promising...

NCAR aircraft, ground instruments to track carbon dioxide uptake

...ly important "sink" for the greenhouse gas--may be slowing down as the ongoing drought affects tree growth. International pressure is mounting to limit carbon emissions because of their role in global climate change. Better understanding of natural processes involved in forest-air carbon exchange may lead to...

Purdue scientists: To stop cancer, keep your Icmt away from your Ras

...If our inhibitor molecules directed at stopping or slowing the activity of Icmt in tumor cells are effective, we should be able to stop the growth of Ras-based cancers." Hrycyna said she believed the discovery could ultimately throw a wrench into cancer's operation, but that it was still too early to pre...

Scientists discover why not enough choline results in fewer brain cells, poorer memory

...e in the diet -- then it's turned on -- halting or slowing nerve cell division, he said. "Nature has built a remarkable switch into these genes something like the switches we have on the walls at home and at work," Zeisel said. "In this very complicated study, we've discovered that the diet during pregnancy ...

Challenging shrubland fire management

...ironment. In "Tropical Forests and global warming: slowing it down or speeding it up?" Deborah Clark (University of Missouri, St. Louis) discusses the possible role of tropical forest on global carbon levels. "Sugar maple and nitrogen cycling in the forests of eastern North America," by Gary Lovett (Institu...

Report details growing climate change threat to coral reefs

...ucing the direct impacts will go a long way toward slowing down the degradation, but if we don't also cut back on carbon dioxide emissions, we will probably lose some vital species," Kleypas says....

Early treatment can prevent severe vision loss in premature infants

...tures to destroy the outer portions of the retina, slowing or reversing the abnormal growth of blood vessels A potential side effect of these treatments, known as retinal ablation, can lead to a partial loss of peripheral or side vision. However, Repka says the benefits of ROP treatments far outweighed any p...

A human hormone, combined with a full stomach, offers clues for understanding our food intake

...sted that increased gastric distension, induced by slowing of gastric emptying, may be the method by which CCK reduces food intake. A New Study The research team of Harry R. Kissileff, Julie C. Carretta, Allan Geliebter, and F. Xavier Pi-Sunyer, College of Physicians and Surgeons, Columbia University, New ...

Study finds that fungus farming by snails causes marsh grasses to wither

...ngi, a major diet component for the snail, and the slowing of marsh grass growth. "In its manner of manipulating fungi, the snail is conducting a low-level form of food production," said lead scientist Brian Silliman, an ecology and evolutionary biology doctoral candidate at Brown University. "This is fungal...

Accelerated global warming from nutrient shortages for trees and soils

... land ecosystems to make a massive contribution to slowing climate change," said Dr. Christopher Field, director of the Department of Global Ecology at the Carnegie Institution. "And lower storage of carbon in these ecosystems results in a faster increase in atmospheric carbon dioxide, leading to more rapid...

Diet may improve cognition, slow aging, and help protect against cosmic radiation

...tioxidants play an important role in preventing or slowing age-related cognitive impairments," says Tapp. Interestingly, although eating antioxidant-fortified food improved the cognitive skills of the older dogs, we found no improvement in the younger animals. This suggests, Tapp says, that the diet is most ...

Rating the performance of residential fuel cells

...der different conditions is one of several factors slowing marketplace acceptance of the new technology. Researchers at the National Institute of Standards and Technology (NIST) have just launched an effort to supply the needed information. They are studying how changing electrical and heating demands, outsi...

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