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Terahertz imaging: T-ray specs
Radiation from a previously unexploited region of the electromagnetic spectrum could hold the key to a new generation of security devices. Catherine Zandonella investigates.
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Urokinase receptor antagonists inhibit angiogenesis and primary tumor growth in syngeneic mice.
Urokinase plasminogen activator (uPA) and its receptor are key components of a cell surface proteolytic cascade used by tumor cells and capillary endothelial cells for basement membrane invasion, aExpand
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Tissue engineering: The beat goes on
Four years ago, scientists claimed they would grow a functioning heart in the lab within a decade. That now looks like wishful thinking, but Catherine Zandonella finds that tissue engineers haven'tExpand
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From rocks to riches
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Cell nanotechnology: The tiny toolkit
Can we probe the workings of cells without destroying them? Yes, says an influential and interdisciplinary group of US researchers — the answer lies in nanotechnology. Catherine Zandonella reports.
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Open access law introduced
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Stem-cell therapies: The first wave
Treatments that use stem cells to replace damaged or diseased tissues are thought to lie many years away. But the cells might find other clinical applications in the near future, says CatherineExpand
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Is it all just a pipe dream?
Researchers trying to turn nanotubes into storage systems for hydrogen fuel are finding that corporate funding and academic openness can be hard to combine. Catherine Zandonella delves into a carbonExpand
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Dying cells dragged screaming under the microscope
The master of this cellular torture chamber is physical chemist James Gimzewski of the University of California, Los Angeles. Best known for his work on manipulating single molecules during hisExpand
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