Tag: "numerous" at biology news

Duke Researchers Discover Central Role Of Nitric Oxide In Hemoglobin Action

...ver the past several years to play a major role in numerous biologicalsystems. For example, scientists discovered that NO worked in the circulatorysystem to dilate blood vessels. "Free" NO is released by endothelialcells on the inside of vessel walls where it migrates to nearby muscle cellsand relaxes them, o...

Dating A Caveman

...is work at Zhoukoudian, Ku is currently engaged in numerous studies using subtle clues in ocean or lake sediments to study the past climate on Earth. One such study, for example, uses ratios of oxygen isotopes found in sediments from California's Mono Lake to reconstruct detailed climate fluctuations in the a...

University of Cincinnati Biologists Find First Terrestrial Ecosystem That Survives Without Sun's Energy

...ing hydrogen sulfide to provide food forthe cave's numerous and unusual animals. The cave contains 48species, including 33 which are found nowhere else in the world. "Movile is the only cave system known that ischemoautotrophically based, and it contains the only knownchemoautotrophically based terrestrial co...

Study Shows Songbirds Switch From Bugs To Berries To Fuel Fall Migration

...sing insects, which are difficult to catchand less numerous in the fall. Feeding in dense, fruit-laden shrubbery ratherthan pursuing insects through open air also makes songbirds less likely to betaken by predatory falcons and hawks that also migrate south each fall. To find out whether fall migrants preferre...

Researchers Find Genetic Clues To Intestinal Disease

...identified genes, may be made worse when there are numerous copies of these mutations, called a triplet repeat. "Our finding of genetic anticipation in Crohn's disease will help researchers look for the genes responsible for the disease and help identify those at risk for developing it," says Bayless. In a r...

Medicinal Leech May Offer Clues To Neural Regeneration

...rd without the spine. The connective is made up of numerous axons that allow the ganglia to send messages to each other. In her study, Sahley and Shafer used a pair of fine forceps to crush the connective, severing the axons running from ganglia to ganglia. The injury was immediately followed by a staining pr...

New Sensor Provides First Instant Test For Toxic E. coli Organism

...ria strainis a potent health threat. Undoubtedly, numerous unreported outbreaks of E.coli related disease have occurred. Children and the elderly are particularlysusceptible to infections. Symptoms include diarrhea and internal bleeding,and death can result. Berkeley Lab has several patents pending...

Stuttering Appears To Have Strong Link To Family Genes, Researchers Say

...than 150 children so far. The project has examined numerous areas,such as speech, language, and emotional and cognitive development. Researchers long have known that stuttering tends to run in familiesand that persistent stuttering is much more common in males than females,by a ratio of 4 or 5 to 1, said Yai...

OHSU Scientists Discover Mice Lacking Dopamine Receptor Are Supersensitive To Alcohol, Cocaine And Methamphetamine

...hemical messengers, orneurotransmitters, and plays numerous complex roles in both movement andemotional states. Disturbances in the dopamine system are known to be associatedwith human disorders such as Parkinson's disease, schizophrenia and addiction.Dopamine producing neurons continue to be the focus of res...

Colorado State Anthropologist Finds Fossil Treasures In Africa

...archaeologists in recent years. Although there are numerous sites containing stone tools inBotswana, the only human or primate remains from Botswana are less than 10,000 years old and are fully modern. Other fossils foundin Botswana have been from the Middle Stone Age, roughly 100,000 years and earlier. "Thi...

Discovery Channel Returns From Underwater Scientific Expedition Off The Coast Of Cuba

...search vessel SEWARD JOHNSON. The scientists made numerous dives in a sophisticated, deep-sea submersible knownas the JOHNSON-SEA-LINK, which is capable of diving up to 3,000 feet below the water's surface. The crew used the latest in digital cameras to record their deep-sea dives. The team of scientists a...

Columbia Biologists Match Odor Receptor To Odor; Research Uncovers How Sense Of Smell Works; First Aroma Scientists Detect Is That Of Meat

... They accomplish this feat, at least inpart, with numerous mucus-coated fibers, which contain the receptor proteins. Those receptors recognize different chemicals and transmit that information tothe brain, which perceives the chemicals as an odor. Professor Firestein developed a powerful approach to...

National Laboratory Known For Environmental Technology Directing Attention On Solving Agriculture And Food Processing Problems

...cture of polymers, clothing fibers, carbumpers and numerous other products. In fact, Pacific Northwest currently is a member of a consortium of nationallabs and private firms seeking to develop improved methods for convertingglucose to succinic acid, and then separating and cleaning the acid to make itamenabl...

Good Ergonomics Is Good Economics

...tilization of the aircraft, I was able to identify numerous kit components that rarely ever would be removed f...onomic design improvements to systems. These and numerous other cost-benefit human factors evaluations and improvements to the C-141's design came at a total ...

New Dinosaur Finds In Antarctica Paint Fuller Picture Of Past Ecosystem

...s most ancient bird yet found. Also collected were numerous partial skeletons ofgigantic marine reptiles called plesiosaurs and mosasaurs. According to James Martin, a SouthDakota School of Mines paleontologist on the dig, these specimens included several juvenileswhich are very rare in the fossil record. T...

USGS Cautions Proper Use Of Pepper Spray To Avoid Bear Attacks

...havior Smith recorded on the sprayed sitesincluded numerous instances of sniffing, pawing, licking, rubbing their heads inthe soil, and rolling on the sites in a manner similar to cats rolling incatnip. Before this study, Smith had spent more than 750 hours observing brownbears at Kulik River. "During that...

Genetic Test For Alzheimer's May Improve Diagnostic Reliability

...ttery of clinical andbehavioral tests, followed by numerous laboratory and brain imaging studies. Thepatients were followed throughout the course of their disease and their brainswere examined upon death. Based on brain autopsies Dr. Mayeux found that 93 percent of thepatients who were found to have...

Insights Into The Proteasome - A Fascinating Macromolecular Machine For Protein Degradation

... Moreover, it has important regulatory roles in numerous biological processes such as cell cycle, apoptosis... human blood cell and subsequently isolated from numerous eukaryotic organisms, it was, about ten years ago, also found in an archeabacterium, Thermopl...

New Imaging Technique Pinpoints Dead Heart Muscle

...with MRI scanners. MRI scanners are quite numerous and therefore accessible to largenumbers of patients, they say. And MRI performed during the same study canprovide high resolution anatomic and functional information about the heartmuscle and blood vessels to complement the localized metabolic findi...

Dog Blindness Gene May Help Humans

...f the human gene defect producing RP17, one of the numerous forms of retinitis pigmentosa, a leading cause of familialblindness. Before this latest research, no association had been suspected between RP17 and prcd. Now the researchers consider itlikely that RP17 and prcd spring from mutations in corresponding...

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(Date:10/30/2014)... group at the DFG Research Center for Regenerative Therapies ... (CRTD) demonstrated for the first time the in vitro ... dimensions from mouse embryonic stem cells. Correct spatial organization ... dorsal/ventral axis was observed., This study has been published ... Reports " on 30.10.2014 ., For many years Elly ...
(Date:10/30/2014)... Graphics, coding, typography and search engine optimization– all ... web design and require thorough knowledge to create an ... create a website can be as easy as using ... and Facebook posts all accumulate on a multiple device ... of how a business can develop a website," said ...
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(Date:10/30/2014)... By Tara Haelle ... (HealthDay News) -- More than 100 genes have been ... new studies report. And researchers say they are ... overall that may contribute to the disorder. Autism ... by communication and social difficulties and repetitive behaviors. An ...
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Breaking Medicine News(10 mins):Health News:Reconstruction of a patterned piece of spinal cord in 3-D culture 2Health News:Facebook Websites In Thirty-Seconds 2Health News:PreDiabetes Treatment Company Offers PreD Store Shoppers Supplements to Support Healthy Blood Sugar 2Health News:Discovery of 100-Plus Genes Tied to Autism May Improve Treatments 2Health News:Discovery of 100-Plus Genes Tied to Autism May Improve Treatments 3Health News:Horse Sense & Sensitivity, Jacksonville Non-profit, To Hold 2nd Annual Round-Up 2
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