Pitt Researchers Construct Novel Delivery System For Gene Therapy Of Liver Disorders
... for two days, which then rapidly declined, almost disappearing by day seven. A second injection of the luciferase gene incorporated in RCRsrestored the high level of gene expression in the liver. Long-term expression of genes is necessary for successful gene therapy. "By administering multiple injection...New Sunspot Cycle To Be Bigger Than Average
...is related to sporadic solar events like flaresand disappearing filaments and prominences. On the other hand,"the remaining portion seems to be associated with the nextsolar cycle" Hathaway said, "although there's no conclusionon what produces this connection." This latter componentseems to be related to recurren...ATHENS, Ga.--Tropical forests have been disappearing at alarming ratesfor the past three decades. Farmers, ranchers and timber industries have cutmillions of acres, and only in the past few years has the ecosystem damagebecome clear. A new study by botanists at the University of Georgia now sho......scussthe alarming worldwide trend of declining and disappearing amphibian species. The purpose of his visit is to see firsthand a three-year monitoringproject recently undertaken by Dr. Kenneth Dodd to provide information on thediversity of salamander species within the Park. Secretary Babbitt will visit......cent was destroyed again, and there was a constant disappearing andevolving," said Dr. Juergen Wiegel, a microbiologist at the University ofGeorgia. "A lot of different evolutionary roots probably came from the samepools." The arguments concerning thermophiles by Wiegel and numerous otherscientists from ar...World's smallest deer species discovered by WCS
...e, as well as thehabitats themselves are currently disappearing at an alarming rate adds a senseof urgency to such research."...Technotes -- Pacific Northwest National Laboratory's summer news tipsheet
... andhiding place for juvenile salmon and have been disappearing in the Puget Sound. The greenhouse will allow researchers to test how well eelgrass grown in agreenhouse survives once transplanted to the Puget Sound. The greenhouse will accommodate other research being conducted in Sequim, suchas bioremediation, m...A 'Juliet' is found for the rare lemur Romeo
...y the Primate Center. "The trip from their disappearing forest home to their new home inIvoloina took two daysbecause of the distance and the poor roads," Glander said. "Juliet and herunnamed companion are now adjusting to their new cage and learning to eat newfoods." The expedition, which began O...Ecosystem health depends on complex relationship between organisms
...on of the dinosaurs has been attributed. "It's all disappearing very, very quickly. This doesn't necessarily mean they're all disappearing from the face of the Earth, but as you walk you will encounter fewer species per hectare, or per acr...ASU scientists probe salamander mysteries
...ause infections. The long-term prognosis for the disappearing amphibians is still open to question. Davidson is cautious in her judgment, but she worries that the world's frogs and salamanders may be on the path of an inexorable downfall that will leave only the most disease-resistant species standing. She warn...New USGS research shows how land use affects amphibians
...al Survey are helping determine why amphibians are disappearing in the U.S. and across the globe. Research by these scientists and others has identified many deadly virus infections as well as the chytrid fungus as factors in some amphibian die-offs and population declines. Scientists are actively investigating ...Cloning reverses aging in cow cells, Scienceauthors say
...me and keep their genetic threads from fraying and disappearing with each tug that happens when the cell divides itself again. Since most mammalian telomeres can't repair themselves, they are usually slowly worn away over time--shorter telomeres are often found in older cells. Scientists spotted this telltale sig...NIH scientists unravel clues to ebola hemorrhaging
...ten devastating an isolated town or village before disappearing back into the jungle, where scientists believe it may hide away in an as yet unknown host. Ebola strains from Zaire, Sudan and the Ivory Coast are usually fatal to humans, while a monkey strain that infected laboratory workers in Reston, Virginia, ...Major fossil find reveals Asian origins of salamanders
...vity over evolutionary time, salamanders today are disappearing worldwide. "Here is an animal that has been around...oday, along with other amphibians, salamanders are disappearing and we really don't know why."...Panda habitat not protected by nature reserve, say Science researchers
...abitats in China's Wolong Nature Reserve have been disappearing faster than or at rates similar to unprotected areas outside the park since the reserve's creation, according to a new study in the 6 April issue of the international journal, Science . This increased ecological degradation in a protected area may r...Long goodbye to Steller sea lions: creatures are disappearing
...ied and Roy: How are 2,000-pound Steller sea lions disappearing so quickly? The Steller sea lion, the largest of all sea lions, has suffered declining numbers that threaten its existence. In some parts of the world, its numbers are now only 15 percent of what they were in 1970, which is why it has been placed on...Mountain cloud forests imperiled by lowland deforestation, says Science study
...climate conditions could exacerbate the problem of disappearing cloud cover. "Although regional trends like El Nio--or global warming--are clearly a matter of some concern, I think our work shows that local climate effects can have significant consequences for these ecosystems," says Lawton. Encroaching human pop...Pictures reveal how nerve cells form connections to store short- and long-term memories in brain
...wever, lasting for about three to five minutes and disappearing within five to 10 minutes. "The short-term changes are just part of the normal way the nerve cells talk to each other," says Colicos. "The long-term changes in the neurons occur only after the neurons are stimulated four times over the course of an ...December Media Mighlights: GEOLOGY and GSA TODAY
...e authors show that the pattern of vertebrate taxa disappearing below this boundary, and the subsequent appearance of new taxa above the boundary, are consistent with a relatively sudden, possibly catastrophic event that lasted 50 k.y or less. GSA TODAY Thick-Structured Proterozoic Lithosphere of the Rocky ...... the habitat that this species needs to survive is disappearing rapidly. "People are cutting down trees even within the national parks and, if they take the forest away, these lizards and other species will disappear." Economic and law-enforcement difficulties are contributing to deforestation of the Caribbean...