Finished Y-chromosome sequence reveals a genomic 'crystal palace'
...al organisms with Y chromosomes -- including fruit flies and mice -- have been declared "complete," said Page, those genome sequences did not include the Y chromosome. In the case of the human Y chromosome -- and likely those of other animals -- standard sequencing techniques have been confounded by the lo...The mechanical switch in the ear
... studies in various organisms like worms and fruit flies have been very successful in identifying the molec... NompC is used both by lower animals such as fruit flies and vertebrates such as fish for sensing mechanical stimuli. It is very likely that this particular ...Natural selection's fingerprint identified on fruit fly evolution
...iffered on the chromosomes of two species of fruit flies that were estimated to have diverged in evolution 2.5 million years ago--fairly recently in evolutionary terms. He then needed to find a gene in one of those regions that was responsible for preventing successful reproduction between the two species....Protein critical for development in fruit flies found to aid healing of cuts and wounds in mammals
...tial for the normal embryonic development of fruit flies is also used by mammals to assist in the timely he...the embryonic development of Drosophila, the fruit flies commonly used in genetic research. For many years, Drosophila biologists have even suspected that th...Researchers discover common cause for aging and age-related disease
...have since been shown to affect longevity in fruit flies and mice and are likely to control life-span in humans as well. In neurodegenerative Huntington's disease, brain cells produce proteins with an abnormally high number of repeating subunits called glutamine. The proteins aggregate, disrupting their fu...What goes wrong in older eggs?
...n the March 18 issue of Current Biology that fruit flies are an excellent model organism to study how age a...el system to measure a similar phenomenon. Because flies are easy to grow in the lab, it's possible to look at thousands of flies and determine how frequentl...Five UCSF faculty scientists elected to National Academy of Sciences
... have since been shown to affect lifespan in fruit flies and mice, and therefore are likely to control lifespan in humans as well. At UCSF's new Mission Bay campus, she will direct the new Hillblom Center for the Biology of Aging. The center supports research on the biology of aging as well as research pro...Fast changing gene drives species split
A gene that stops different species of fruit flies from interbreeding is evolving faster than other g...ated and compared the Hmr genes from the different flies and found that they were getting more different, more quickly than other genes. Almost 8 percent of ...New book entertainingly tells 'What Good Are Bugs'
...rapidly reproducing rabbits. Mosquitoes and black flies quickly spread the virus, wiping out 90 percent of the destructive non-native species. Waldbauer's final section describes how insects clean up waste and recycle the dead, citing examples of bugs that find sustenance by devouring carcasses and dung. ...Fruit fly cells reveal Hedgehog's secrets
...y direct connections between what we find in fruit flies and human disease," says Phil Beachy, Ph.D., a How...scovered. Unlike creating a gaggle of mutant fruit flies with unknown genetic changes, RNA interference lets the scientists keep track of exactly which gene ...Laser micro-scalpel yields biological insights into tissue dynamics
...a remains an attractive research model because the flies can be genetically manipulated so easily. Other major questions include how the multiple forces involved in dorsal closure are synchronized, and how the system initially launches the process. Said Venakides, One way this system might work is...With toxic crystals, bacterium targets - and takes out nematodes
...illars and beetles, and disease-transmitting black flies and mosquitoes. According to the PNAS report, "The success of these toxins is due in large part to their high toxicity towards insects but no/low toxicity toward other animals. They have an excellent track record in over 50 years of use by organic a...Fly mutation suggests link to human brain disease
... of a new genetic mutation that causes adult fruit flies to develop symptoms akin to Alzheimer's disease. "... cheese mutations that lead normal-appearing adult flies (genus Drosophila) to die early from extensive cell death in the brain, neural degeneration, and bui...Pavlov's flies: Researchers identify fruit fly memory mutants
By teaching fruit flies to avoid an odor and isolating mutant flies that can't remember their lessons, researchers at Cold Spring Harbor Laboratory in New York have ide...Purdue researchers connect life's blueprints with its energy source
...a fly embryos. "The RNA loops in these developing flies are similar to the loops we assembled," he said. "It's a clue that we may be on the right track."...Fruit flies unlock Methuselah's secrets
...tigates genes that increase the life span of fruit flies in an effort to gain a greater understanding of th...ir results revealed that six populations of mutant flies lived 5-17% longer than normal. Furthermore, analysis of these long-lived flies showed that the exte...Coat-color gene mutation mimics neurodegeneration of prion diseases
...do with invertebrate model genetic systems such as flies or worms."...UT Southwestern researchers identify gene that could have important role in human wasting disorder
... 2003 A gene regulating muscle formation in fruit flies could play an important role in a wasting disorder...nt gene that regulates muscle development in fruit flies could provide a window into understanding a wasting disorder in humans? That's really the beauty of ...UCSF study of ancient fly gene offers insights into male fertility
...entists were able to correct a defect in infertile flies that prevented them from carrying out a key step i...cs, the researchers focused on a gene that in male flies regulates meiosis, a key step in the creation of sperm and egg in all animals, including humans. In ...Researchers discover novel function of gene often associated with cancer
...forms of cancer, they say. Now, working with fruit flies on the gene which, when mutated, causes Bloom syndrome in humans, scientists at the University of North Carolina at Chapel Hill have discovered more about the key mechanisms by which DNA inside cells is repaired. A report on the findings appears in t...