Researchers at UGA provide first look at protein expression in Chagas disease-causing parasites
...iology of this organism," said Tarleton. "It helps tell us which of its genes are expressed as proteins and in what stages." The research was published today in the journal Science. The research was conducted by Tarleton with colleagues James Atwood and Brent Weatherly, also of the CTEGD; Dr. Ron Orlando ...Bitter or sweet? The same taste bud can tell the difference
...erness said. "But we couldn't see how a cell could tell the brain when it was stimulated by a bitter taste...te bud cells. These results suggested that CCK may tell other cells those attached to nerve fibers that transmit messages to the brain that a bitter taste...New technique rapidly detects illness-causing bacteria
...may also help to analyze a throat culture swab, to tell if someone has an illness like strep throat. "We hope to see this technique commercialized, because it is very rapid compared to all the standard methods right now," said Nugen, the study's lead author. Nugen conducted his research in the laboratory...Divergent life history shapes gene expression in brains of salmon
...would arise." Aubin-Horth says it is impossible to tell as of yet whether the changes in gene expression are a cause or effect of the various physiological differences between sneakers and other salmon. Their work suggests that the "default" life cycle, in which male salmon spend several years in oceans b...Researchers pinpoint genes that drive spread of breast cancer to lungs
...osis and treatment of breast cancers. "Clinicians tell me that the management of a patient who is likely to relapse -- or likely to relapse to the bone versus the lung -- is very different than managing non-relapsing patients," he said. "So at minimum, such knowledge of the likelihood of relapse will hel...NASA develops a 'nugget' to search for life in space
...ges of certain existing elements, scientists could tell whether a certain type of bacteria had become fossilized inside the rock. Although the concept of focusing neutrons is not new, the ability to focus them is. Thanks to a Russian scientist who devised the method in the 1980s, scientists today can dire......cortex, is directly related to monkeys' ability to tell how fast something is vibrating, Romo said. But the neurons' firing patterns are complex, and it's been tricky to tease out "which component of the neuronal activity was more likely associated with behavioral performance," he explained. Theoretical...Quantum cascade lasers key to handheld gas and liquid sensors
...s water mains detect the chemical as it passes and tell a computer to close down the affected pipes. Current technology is too cumbersome for this kind of rapid detection and response. But new advances in liquid and gas phase chemical sensing being made at the Georgia Institute of Technology may lead to t...Study yields mixed results on potential for pine trees to store extra carbon dioxide
...osphere. Analyzing the chemistry of cellulose "can tell us the relative amounts of carbon gain versus water loss," he added. The Duke investigators found that under higher-than-normal carbon dioxide levels "more carbon is being drawn in and less water is being emitted into the atmosphere," Ballantyne said...Long-sought flower-inducing molecule found
...in the 30-ies scientists found out that plants can tell whether they are growing in spring, summer or fall by measuring the length of the day. One could also show that plants use their leaves to sense the length of the day. By grafting leaves from plants that had been induced to flower on non-induced plan...New technique could alter field of mouse genetics
...ow many genes are in the genome, but that does not tell us how they carry out their jobs," said senior author Tian Xu, a Howard Hughes Medical Institute (HHMI) investigator at Yale University School of Medicine. "We have found a way to systematically inactivate genes in the mouse genome so we understand t...A powerful new tool for decoding gene functions in mammals and Man
...nes are in the mammalian genome, but that does not tell us how they carry out their jobs," said senior author Tian Xu, Professor and Vice Chair of Genetics at Yale University School of Medicine and a Howard Hughes Medical Institute Investigator. "We have found a way to systematically inactivate genes in t...WCS says avian flu prevention should focus on farms, markets
...ase. Laboratory testing from surviving birds will tell us if they are able to carry the virus during the migration" explained Dr. Karesh. This information will allow countries in the region to protect human and domestic animal health by limiting contact with wild birds and increasing surveillance for the...Scientists find cell surface enzyme matriptase causes cancer
...nct cell-surface proteases will have a lot more to tell us about human health and disease in the coming years."......e'll know if there are common changes. Then we can tell what will happen without waiting for metastases to occur, and those women can be treated aggressively." When cancer spreads to bone, it often spells dire consequences for women. Being able to predict which tumours might spread based on a genetic pro...Long sought-after flowering signal found
...on, DC, or Ueno Park in Tokyo, Japan, because they tell us that spring has finally arrived. As we all know, most plants make flowers only at certain times of the year, the spring blooms of cherry trees being but one example. Plants can use several cues from the environment to choose the season that is rig...New gene associated with Fanconi anemia 'explains' hallmark chromosomal instability
...d. The researchers first applied a test that could tell them whether the offending gene was "upstream" or "downstream" from activated FANCD2 -- that is, did action of the mutant gene fall in the molecular pathway before FANCD2 was activated, or after, respectively? The answer was that the problem was loca...Decisions, decisions: Male or female?
... biologists have determined how developing embryos tell their specialized "germ cells" whether to develop into a male's sperm or a female's eggs. Present in both male and female embryos, germ cells are the precursors to both sperm and eggs. Unable to "decide" on their own which to become, however, germ ce...Caloric restriction won't dramatically extend life span in humans: UCLA research
..., some thought, it should work for us; I'm here to tell you it doesn't." Phelan, co-author of the book, "Mean Genes," conducted his dissertation at Harvard University 10 years ago on caloric restriction and on why it works in extending the lives of rodents. "When you restrict the caloric intake of rodents...