Archive: 07/16/2012

The path from stem cell to maturity

Regulation of gene expression is essential to make sure cell maturation occurs as it should. European research is taking an integrated perspective on how selected steps in liver and blood cell differentiation ...

Jul 16, 2012
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J-2X nozzle extension goes the distance

(Phys.org) -- NASA engineers conducted a 550-second test of the new J-2X rocket engine at Stennis Space Center in Mississippi on July 13. The J-2X engine will power the upper-stage of a planned two-stage Space ...

Jul 16, 2012
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