How receptors govern inflammatory pain
...they said, there had been no studies that explored what role the receptors played in whole animals. To study that role, the researchers genetically altered mice to lack one or another type of key component, or subunit, of the AMPA receptor protein. Knocking out one type of subunit, called GluR-A, would en...Study shows stem cells can preserve vision
... needed in the damaged retina and had changed into what looked like normal retinal cells. The scientists also found that many of the cone cells that were on the verge of dying before the transplant appeared to regain or retain their function. The researchers speculated that the transplanted cells were sec...Researchers discover defense mechanisms in some plants believed bred out by humans
...ants in an artificial setting to enable them to do what they could originally do: survive on their own. ...Scientists develop 'electronic eye' for the blind
... white lines, to give an accurate way of detecting what is or isn't a crossing in a given image. They used this technique to analyse 196 images and it proved successful in detecting whether there was a crossing present in 194 of them. In the two images where the system made a mistake, it said there wasn'...... Researchers use such fossil plant remains to tell what grew in a place long ago. So to figure out w...to Chile and do experiments on-site. One option is what Maier calls "making our own rainfall event" -- adding water to the Atacama's soils -- and seeing whe...University of South Florida designated Center of Excellence by Huntington's Disease Society
...hether the drug tetrabenazine is beneficial and at what dosage might it improve chorea -- the excessive, involuntary movements affecting most people with Huntington's Disease. Research on Huntington's Disease may advance the understanding of other more prevalent neurodegenerative diseases, Dr. ...Diamonds are a urologist's best friend
....' In addition to urinary catheters there are also what are known as ureter splints (stents), which are inserted from the bladder right up to the kidney. For example, in ureteroliths or cases of cancer they ensure that the urine can be discharged without obstruction from the kidney to the bladder,' Dr. La...Six reporters reach the 'Pinnacle of Excellence'
...sts' personalities, emphasizing the human drama of what went on behind the scenes. The program provides a private look at a public project and shows the decision-making process while it is happening. Radio Cynthia Graber, a freelancer reporting for National Public Radio's Living on Earth , with Christ...Heart responds to fasting by remodeling vital energy-producing components
...id composition," Gross says. "In part, it confirms what science has come to recognize--mitochondria are quite dynamic and change shape in response to nutritional and hormonal cues. But we are the first to report that mitochondria essentially remodel their own membranes, and thereby their physical properti...New bulls may revive the Texas state Bison Herd
...he idea is to have an estimate, not a definite, of what would happen. In the future is the population goin...Panhandle, is probably the last genetic example of what was called the Southern Plains bison, said Danny Swepston of Canyon, Texas Parks and Wildlife Depart...Visualizing the end of the human genome
...ture of human POT1, the researchers' prediction of what it might look like was based on their understandin...nds of human chromosome, what's there? Now we know what is there at least part of the time," Cech said. "There may be other states of the telomere, as well...Scientists achieve self-assembly of spider silk fiber in insect cells
...avior of the proteins they produced as compared to what occurs in nature shows a high level of sophistication in the spider fibers. It seems that the protein ADF-4 makes it possible for the rapid production of fiber, while the other protein, ADF-3, regulates production and prevents early fiber production,...Census of Marine Life - Discoveries and Highlights 2004: Scientists add 4m+ records, 13,000 species
...sus is building a cyber-infrastructure to organize what is known about this huge micro-world and preparing for countless new arrivals. Advances in technology have lifted limits for discovery of life that is small, deep, or rare, says Dr. Grassle. Census scientists are innovating, refining, ...Livestock grazing study finds moderate grazing beneficial to Great Basin plant communities
... not the longest, study of its kind." To determine what effects the grazing of large ungulates--cattle and sheep, for example--have had on such things as the amount and variety of vegetation, the research team conducted in 2001 to 2002 a meticulous examination of the ecologies both inside and outside the ...How city dwellers and living things put the green into our urban open spaces
...-human' interactivity that is key to understanding what makes cities habitable, argues the study led by Professor Sarah Whatmore of the University of Oxford and Dr Steve Hinchliffe at the Open University. Over the past decade, the ecology of the UK's urban areas has gained the kind of conservation signifi...Pain reliever may help treat life-threatening childhood disease
...ffspring. "What is still unclear is at what point motor neurons most need the additional SMN protein," Burghes said. "Should we give treatment once a patient has symptoms, before the symptoms start, or even in utero? We just don't know." Even so, indoprofen still gives researchers ...MBL scientists embark on international effort to uncover microbial diversity in world's oceans
...s habitability. The goal of ICoMM is to report what is known, what is unknown but knowable, and what may never be known about the biodiversity of marine microorganisms...Differences in gene usage dramatically change bacteria's 'lifestyles'
...response to low magnesium. "We're not really sure what the significance of low magnesium is, but there are some indications that it may be important to the bacteria's ability to survive in white blood cells or outside of the host in soil or water," Groisman says. When scientists transplanted the Salmonel...University of Texas at Austin researchers identify drug-tolerance mechanism in flies
...ory questions," Atkinson said. "Once we understand what happens in flies we can more easily ask if the same thing happens in mammals."...Study in Royal Society journal on possible genetic factors in social responsiblity
...ber of flowers on inflorescences was very close to what we recorded bees doing. This suggests that wing wear strongly affects bee behaviour and bee lifespan is limited by the flight mechanism. Contact: Dr Andy Higginson, Animal Behaviour and Ecology Research Group, School of Biology, Univers...