Genetic variant linked to weakened heart pumping
...eased pump function in heart patients. The finding could provide a clue to the variability of how heart fai...it is so crucial to metabolism within these cells, could modify the course of this renewal process and lead to the physical changes in heart muscle character...Ancient marine invasion sheds light on diversity
...kowsky and Holland suggest two ways beta diversity could increase gamma diversity. One way to increase beta diversity is for the habitat distribution of populations to become much narrower so that populations are using smaller amounts of resources. The other way is that the habitat becomes much more dive...New program examines stem cells' potential to repair, replace damaged tissue
...scientists agree. "The idea is that eventually you could replace just about any tissue that is damaged," sa...eactor where stem cells from one of these patients could one day be grown into needed replacement organs and tissue. Each cell type has a distinct framework ...The blotchier the face, the better the wasp
...ess work than the other wasps. To see whether they could detect what signaled an alpha wasp, Tibbetts and Dale decided to stage wasp fights. She captured wild wasps and brought them back to the lab. There she paired up wasps of equal weight, put them in small plastic container and let them fight. The wasps...Insecticide resistance in mosquitoes being studied
...is is serving as a model for similar problems that could arise anywhere in the state of Texas or the United States," he said. "We have like concerns, particularly for the Culex quinquefasiciastus in other areas of the Gulf Coast of Texas all the way into the metropolitan areas of the state such a...Story tips from the Department of Energy's Oak Ridge National Laboratory
... sensor and control system in place, NOx emissions could be remediated with catalysts, traps or selective catalytic reduction. The project is funded by the Department of Energy's offices of Energy Efficiency and Renewable Energy, Distributed Energy and FreedomCar and Vehicle Technologies. [Contact: Ron Wal...Global warming: Informal networking is the key to a swift response
...tworks and valuing individuals with these skills could significantly improve their effectiveness," he sai...understanding, as well as establishing trust which could enable decisions to be taken more quickly in emergencies. One case study demonstrated the enhanc...Old riverbed keeps chemicals from entering Ohio River
...onths, but I didn't realize that the response time could be shortened to hours, Krissek said. In this case, an important reason for that rapid response is the nature of the subsurface geology, particularly the presence of an old river channel filled with very permeable sands and gravels, he con...Ancient creature fossilized by the bacteria that ate it
...integrated after the creature died, long before it could fossilize. But the arthropod had no pr...g in-between. Though the scientists could see arthropod fossils exposed in the rock as they gathered their samples, it wasnt until they return...Gene exchange between species is aided by parasitism
...ers' manner of attacking plants suggests a way DNA could have traveled between parasite and host, the IU scientists say. As part of their parasitism, dodder cells penetrate the cells of their hosts, making it possible for errant parasite DNA to sidestep several obstacles on its way into a host cell....Declining fish supply linked to wildlife consumption in West Africa, Science study reports
...g years, Brashares considered other phenomena that could be linked to bad fishing years. "I wondered if I could uncover a signal linking fish supply to wildlife declines and the bushmeat trade," said Brashares. ...Joslin and Stanford researchers find key clues to muscle regeneration
... reported that stem cells found in the bone marrow could repair damaged muscle cells. This had raised hopes...at the well-characterized blood-forming stem cells could be used therapeutically to treat muscular diseases. Dr. Wagers' work disputes these past results, sh...In a tiny squid, bacterial toxin governs organ development
... the ocean. In that context," she notes, "animals could develop a set of body plans that repel bacteria or associate with them." In people, it is estimated that there are no fewer than 2,300 different kinds of bacteria that live in either beneficial or benign harmony with their human hosts. Many of th...Rethinking new therapies for Crohn's disease at U.Va.
...ate immune system may be an important player. This could mean that blocking specific type 1 cytokines in th...itial phases of Crohn's "may not be beneficial and could actually aggravate the existing disease process," he writes. Cominelli emphasizes that there ar...Duchenne Muscular Dystrophy research focuses on early mechanisms
...nd inside of the cell. These changes in signaling could affect what can be referred to as the engine respo... carefully controlled in the cell, muscle weakness could occur and the cell could die. The researchers hope that this study will help them better understand ...By impounding iron, FHC foils cell suicide, fuels inflammation
...ts that drugs that modulate FHC or iron metabolism could provide a new and effective approach to anti-infla...that can reduce or raise FHC levels. Lower levels could prevent inflammation and may also enhance the effects of anti-cancer therapies. Higher levels may p...UCSD researchers find effective treatment for unusual fever syndrom caused by cold exposure
... wish my daughters and my granddaughter in college could use the drug, but right now, none of us can afford it." The Hoffman team plans further clinical trials with anakinra to determine optimal dosing and they hope to get FDA approval for anakinra treatment of FCAS. "This would help with ins...Automated scans let scientists track drugs' broad effects on cells
...multifaceted impact on cells. The technique, which could eventually become a standard tool for drug discove...lly started out on this project thinking that this could be a good research tool," adds Wu, research fellow at the Bauer Center. "We've now discovered, to ou...New study links low fish supply to increased bushmeat hunting
...nds, something the economically struggling country could not afford. At the same time, Ghana's...onditions." Part of the decline could be attributed to overfishing to feed a growing population -- a three-fold increase from 6 million in...Molecular technique shows promise in destroying drug resistance in bacteria
...ensitive to antibiotics. "Our idea was that if you could eliminate plasmids that make the bacterium resistant, then the bacterium could be sensitive to antibiotics again," Hergenrother said. The researchers' approach was to use a natura...