News tagged with genetic model
Researchers find gene that could lead to new therapies for bone marrow disease
Sep 28, 2009 |
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Van Andel Research Institute (VARI) researchers are one step closer to finding new ways to treat Myelodysplastic Syndrome (MDS), a bone marrow disease that strikes up to 15,000 people each year in the United States, and ...
Biologists Discover Missing Piece of Plant Clock
Mar 12, 2009 |
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(PhysOrg.com) -- Biologists at the University of California, San Diego have identified a key protein that links the morning and evening components of the daily biological clock of plants.
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Light used to map effect of neurons on one another
Medicine & Health / Neuroscience
Dec 17, 2009 |
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(PhysOrg.com) -- Scientists at Harvard University have used light and genetic trickery to trace out neurons' ability to excite or inhibit one another, literally shedding new light on the question of how neurons ...
Lung cancer and melanoma laid bare: First comprehensive analysis of two cancer genomes
Dec 16, 2009 |
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Research teams led by the Wellcome Trust Sanger Institute announce the first comprehensive analyses of cancer genomes. All cancers are caused by mutations in the DNA of cancer cells which are acquired during a person's lifetime. ...
Cloning plants from seeds
Dec 15, 2009 |
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(PhysOrg.com) -- Wageningen geneticists (The Netherlands) are developing a method to replicate the parents of a chosen plant. Known as 'reverse breeding', this will have a big impact for the breeding industry.
Late-surviving megafauna exposed by ancient DNA in frozen soil
Dec 15, 2009 |
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Extinct woolly mammoths and ancient American horses may have been grazing the North American steppe for several thousand years longer than previously thought. After plucking ancient DNA from frozen soil in ...
Targeting brain cancer cell metabolism may provide new treatment
Dec 15, 2009 |
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Inhibiting fatty acid synthesis in brain cancer cells may offer a new option to treat about 50 percent of deadly glioblastomas that are driven by amplified signaling of the epidermal growth factor receptor (EGFR), according ...
Scientists suggest certain genes boost chances for distributing variety of traits, drive evolution
Dec 14, 2009 |
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Genes that don't themselves directly affect the inherited characteristics of an organism but leave them increasingly open to variation may be a significant driving force of evolution, say two Johns Hopkins scientists.
'Extreme' genes shed light on origins of photosynthesis
Dec 11, 2009 |
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(PhysOrg.com) -- While most school children understand that green plants photosynthesize, absorb carbon dioxide and produce oxygen, few people consider the profound global-scale effects that photosynthesis has had on Earth. ...
Evolution may take giant leaps
Dec 11, 2009 |
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(PhysOrg.com) -- A new study of thousands of species of plants and animals suggests new species may arise from rare events instead of through an accumulation of small changes made in response to changes in ...
Delaying the aging process protects against Alzheimer's disease
Medicine & Health / Neuroscience
Dec 10, 2009 |
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Aging is the single greatest risk factor for Alzheimer's disease. In their latest study, researchers at the Salk Institute for Biological Studies found that simply slowing the aging process in mice prone to ...
Coaxing injured nerve fibers to regenerate by disabling 'brakes' in the system
Medicine & Health / Neuroscience
Dec 09, 2009 |
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Brain and spinal-cord injuries typically leave people with permanent impairment because the injured nerve fibers (axons) cannot regrow. A study from Children's Hospital Boston, published in the December 10 ...
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