Archive: 04/30/2010

Self-help -- tumors promote their own metastasis

Current research suggests that tumor-secreted exosomes inhibit the immune response, enhancing tumor metastasis. The related report by Liu et al, "Contribution of MyD88 to the tumor exosome-mediated induction of myeloid derived ...

dateApr 30, 2010 in Cancer
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Probing Question: What is seed banking?

Nearly 1,000 kilometers north of Norway stands an impressive vault. Dug deep below the permafrost into solid rock, so far north that four months out of the year the sun doesn’t shine, the vault contains ...

dateApr 30, 2010 in Biotechnology
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Transportation governed by simple rules

(PhysOrg.com) -- All life on earth is threatened by chaos. In this sense, a cell is like a ship which could at any moment sink in a sea of chaos. It must constantly consume energy to maintain the same level ...

dateApr 30, 2010 in Biochemistry
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The Supernovae of Triangulum

(PhysOrg.com) -- The Triangulum Galaxy, at a distance of only 2.6 million light-years, is one of the closest spiral galaxies to earth. It is also the third largest member of our galactic neighborhood (after ...

dateApr 30, 2010 in Astronomy
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Cell phone sales up 22 pct as economy recovers

(AP) -- The number of cell phones sold worldwide rose 22 percent in the first quarter compared with a year earlier, as both the economic recovery and an appetite for smart phones drove a rebound in sales, according to research ...

dateApr 30, 2010 in Business
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