For first time, brain cells generated in a dish
...op naturally into full-fledged brain cells as they travel through a neural pathway that begins deep within the brain in a region called the subventricular zone. The primitive cells mature along the way, finishing as neurons in a spot called the olfactory bulb. In the laboratory cultures, the cells still mov...'Win-win' economic strategy for mobile PET/CT imaging reported at SNM's 52nd Annual Meeting
...kar, indicating that many patients are too sick to travel long distances. "It just hits you when you find out you have cancer," said Khandekar, indicating that patients are able to book appointments quickly--and with their own physicians. This strategy allows local health care providers to maintain "that in......ging and per diem for all participants, as well as travel expenses up to $200 (perhaps more in exceptional cases) will be paid by the workshop organizers....Brown-Harvard team solves mobile DNA's surgical sleight-of-hand
...iology called site-specific recombination, DNA can travel inside an organism, or into another organism, and perform a sort of grafting surgery that allows it to insert its chromosome into a chromosome of the target cell. The process is important because mobile DNA can carry genes that cause drug resistance ...Researchers discover mechanism that may enable stem cell-based treatment for eye disorders
...nses light and creates the electrical impulsesthat travel through the optic nerve to the brain. GDF11 is part of the superfamily of TGF-beta proteins, which are widelystudied for their role both in human development and in diseases likecancer. Because the structure and properties of these proteins are wellk...Study in Royal Society journal on holly as an indicator of climate change
... world's oceans by unknown mechanisms. These birds travel thousands of kilometres to forage on ephemeral prey patches at variable locations, yet they can quickly and efficiently find their way back to remote islands where they nest. Over the seemingly featureless ocean, local emissions of dimethyl sulphide ...Scripps research scientists discover new key to pulmonary edema in respiratory distress syndrome
...nto the lungs, the distance the gas molecules must travel to reach the blood increases, and this impedes gas exchange. In acute respiratory distress syndrome, pulmonary edema can be so severe that the lungs become heavy and stiff, which is why acute respiratory distress syndrome has also been called "wet lu...Imaging goes 3-D: 'exquisite' PET/CT image captures SNM's 2005 Image of the Year
...Our new strategy is to fuse PET and CT in order to travel through and around organs for improved visualization of the 3-D anatomical and functional data sets," detailed Gambhir. Combining PET with CT provides merged or "fused" 3-D pictures (volumetric) of the body's metabolism and structure. The Stanford re...... in the intestine, burrow through the gut wall and travel to muscles, where they form cysticerci. The infection rarely causes symptoms in pigs. Only cysticerci- not eggs- can develop into the adult form, so if you prevent infection in pigs, you can break the life cycle, says team member Charles Gauci. The ...Expanding forests darken the outlook for butterflies, study shows
...y, and forests are generally too shady for them to travel through with quickness and ease. Parnasissus also .... Therefore, alpine butterflies do not generally travel beyond the meadows they are born in, and the shrinking meadows could lead to inbreeding and the decr...Bone marrow may be source of new egg-cell generation in adult mammals
... new oocytes, some kind of intermediate cells must travel through the bloodstream to the ovaries. To search...ne marrow manufacture progenitor germ cells, which travel thorough the bloodstream to the ovary, where they mature into oocyte-containing follicles. Measurem...Stem cells in bone marrow replenish mouse ovaries
... the bone marrow, readying the progenitor cells to travel to the ovary and restock its egg cell supply. Although it is not yet clear whether the egg cells (oocytes) generated following bone marrow transplants can mature and be fertilized to give rise to viable mouse pups, the findings provide an important f...Scientists discover global pattern of big fish diversity in open oceans
...s on the high seas would work because the big fish travel such great distances, but the new Science paper shows there are indeed consistent areas in which to prioritize conservation efforts. Overlaying detailed information on animal movements and shifts in local oceanographic habitats will help refine actu...Pitt to teach green building in the tropics
... University of Pittsburgh students will be able to travel to the University at Campinas (UNICAMP) in So Paulo, Brazil, to conduct research in green construction and sustainable water use technology under a new Pitt program funded by a $3.2 million Integrative Graduate Education and Research Traineeship (IGE...Researchers find Amchitka seafood safe for now
...he cavities created by the nuclear test shots will travel more slowly than previously thought. Challenge for the Future Vanderbilt's David Kosson drew an implication from the geophysical work he coordinated for this project: "In one sense, these findings pose a difficult challenge for those responsible ...Nerve cells' power plants caught in a traffic jam
...ys called microtubules. Normally, the mitochondria travel the length of the neuron until they reach the synapse. The mutation in the dMiro protein disabled the motor, disrupting the normal pattern of mitochondrial distribution. The nerves' synapses are where one nerve cell connects and communicates with oth...A giant sucking sound for sea turtles
...urtles - the only herbivorous sea turtle species - travel from throughout the Caribbean to Nicaragua to forage in its rich sea grass beds, making it especially frustrating for neighboring countries that protect turtles in their own waters, only to lose them once they enter Nicaragua, according to WCS. "Oth...Computer model could help prevent flu pandemic
...to it, and in today's world, infected persons can travel almost anywhere within 48 hours, potentially trans...ols and large companies; and distances that people travel to work and school. This gave them a map of how the virus might spread. It took the research team ...Breakthrough: Structure of membrane protein described by Hebrew University, German researchers
...way "traffic" through which materials and impulses travel into and out of the cell. The fatty cell membrane is impenetrable to most of these materials and signals; and it is therefore the proteins within the membranes that are responsible for the communication between the cell and its environment. Indeed, m......ve transposon, Sleeping Beauty, does not appear to travel widely among the chromosomes and cannot carry larger fragments of DNA. As a result, scientists have been searching for stable, versatile transposons that can insert randomly in many different mammalian chromosomes and also carry genes into mice and o...