Jefferson researchers uncover biochemical clues to how cells migrate in embryos
... the journal identifying the same pathway in fruit flies showing that if you interfere with this enzyme, germ cells don't migrate correctly," he says. "It's likely a general feature of all vertebrates, and not simply a fish-specific observation." In earlier work, Dr. Farber had studied the effects of stat...Successful progress launch paves the way for further scientific utilisation of the ISS by Europe
...mospheric research). Andr Kuipers, who on 19 April flies out to the ISS on a 10-day mission, will be employing this equipment to carry out a programme of scientific and educational activities. The Delta experiments on board Progress are: ARGES : This experiment will study high-intensity discharge (HID) l...Progress in probing the mosquito's sense of smell
...and molecular level. The researchers created fruit flies with Anopheles' olfactory genes and then tested their sensitivity to different compounds found in human sweat. They identified one particular compound, 4-methylphenol, strongly activated an odorant receptor that is expressed in female mosquitoes but ...NASA learning to monitor coral reef health from the sky
...coral, the water and the sensor when it eventually flies aboard an airplane to survey the reefs," she added. "The effects of the atmosphere on light are pretty well known, but the challenge is to correct for the effects of the layer of water over the coral," Guild explained. "Instead of taking the t...Scientists identify molecular step that causes intoxication
...animal kingdom, since species from worms and fruit flies to mice and humans all become intoxicated at similar alcohol concentrations. But although studies have identified a number of genes that can partially influence how alcohol affects behavior, this is the first finding that a single gene and the brain ...With nature's help, a better vision system for smart weapons
.... Inspired by the panoramic and precise vision of flies and other insects, researchers at several universities and institutions are working on biologically-inspired "eyes" for smart weapons and other self-guided machines. At the University of Florida, the focus of the "bio-optics synthetic systems researc...Changing one gene launches new fly species
...versity of Chicago replaced a single gene in fruit flies and discovered a mechanism by which two different ... in the Dec. 5 issue of Science, the two groups of flies are not only fit for different environments but may also be on their way to sexual isolation, a cruc...Easily paralyzed flies provide clues to neurodegeneration
... tweak of temperature, geneticist Barry Ganetzky's flies drop like, well, flies. For 25 ye...of other neuromuscular disorders. What's more, the flies promise a window to identifying genes - many of which have human counterparts - involved in neural f...Aging: The continuous process from birth to death
...olic rates of approximately 3,000 individual fruit flies or various ages were measured in an effort to identify genes affecting longevity. The final study, entitled "Chronic Intermittent Hypoxia Enhances Respiratory Long-Term Facilitation in Geriatric Female Rats," was performed by A.G. Zabka, G.S. Mit...Male flesh flies high-speed pursuit of females
... sexual aerial pursuit in male flesh flies." Flesh flies are so named because of their diet: They are among...ales and females of this species. While male flesh flies have evolved high-resolution regions in their compound eye, for the purpose of catching and mating w...OHSU researchers discover molecular signaling system controlling aspects of embryonic development
...ent of the smooth muscle that surrounds the gut in flies and we are investigating it in the arteries of mam...the OHSU Heart Research Center. Molecules in fruit flies are functionally similar to molecules in humans typically allowing discoveries in fruit fly biology ...LabNotes -- Research highlights from Pacific Northwest National Laboratory
...e environment. Genetic sleight-of-wing Gnat-like flies called midges thrive in a healthy stream; in polluted water, their numbers diminish. Ecologists have come to rely on midge-species counts for an inexpensive snapshot of stream health. But raw numbers reveal nothing about changes-in-progress that port...Duke researchers discover power behind molecular motors
... these experiments with animals more advanced than flies because they make eggs internally. That makes it difficult to observe the process. But using flies, in which the process is thought to be closely related to higher animals, we can identify the components and learn how they work."...'Timeless' gene found to play key role as timekeeper in mammals
...ian version of a gene, known as timeless, which in flies is crucial for the biological clock. However, all but one of the research groups involved determined that timeless did not have such a role in mammals. Now that research group says timeless is indeed a key timekeeper in mammals. In a new complex mole...Genes that regulate hearing link humans and fruit flies in new way
...ve found genetic evidence linking humans and fruit flies in a new way: through their hearing. The link offe...nd that the same gene regulates eye development in flies and humans. One promising outcome has been that researchers at UW Medical School are using the genet...Discovering what genes do the high-throughput way
...ited specific molecular pathways. Screens in whole flies for genes that modify the effect of a particular genetic mutation have proved powerful, though time consuming. By adding two sets of double stranded RNA to each well, one that targeted the tumor suppressor gene pten and the other the gene to be teste...Fly bites plant, but plants can bite back, Purdue scientists find
... varieties naturally resistant to the fly. Hessian flies can overcome a single newly released resistance ge...ifferent resistance genes simultaneously." For the flies and the plants, it's the old axiom: survival of the fittest. The flies conquer the plants' resistanc...Fruit odors lure some flies to evolve into new species
...- For apple maggots, the dating scene is simple -- flies only mate on a specific host fruit. Using new tech... scientists show that one mechanism by which these flies find their host plant is a preference for specific blends of fruit odors. The preference is both str...Controlling the internal clock in darkness
...ps such impractical yearnings in check. From fruit flies to humans, nearly every living organism depends on... found evidence of a larger influence. When mutant flies lacking a functional PDF gene were exposed to constant darkness, the molecular expression patterns g...Fruit fly pheromone receptor first ever discovered linked to specific sexual behavior
...y, also of Duke, report that male Drosophila fruit flies lacking one type of taste receptor have difficulty...r chemical cue from females. The sexually aberrant flies otherwise behaved normally, the researchers report in the Sept. 11, 2003, issue of Neuron. "Scientis...