Ultrasensitive Imaging Method Uses Gold-Silver ‘Nanocages’

Friday, April 16th, 2010

[caption id="attachment_13862" align="alignleft" width="300" caption="New research findings suggest that an experimental ultrasensitive imaging technique that uses a pulsed laser and tiny metallic "nanocages" might enable both the early detection and treatment of disease. This composite image shows luminous nanocages, which appear like stars against a black background, and a living ...

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Nano-Scale Drug-Delivery System Is Good as Gold

Tuesday, November 3rd, 2009

Here is a gilded cage worth checking into. A tiny golden holding cell covered with a "smart" polymer that responds to light—opening to empty its contents when exposed to light and resealing when the light is turned off—has been developed in Younan Xia's laboratory at Washington University in St. Louis, ...

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