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Process
prototypes paper biochips
Patterns defining the channels and reservoirs of a biochip can be printed, photocopied or hand-drawn on the paper. Exposed areas become hydrophobic and unexposed areas remain absorbent.
Paper biochips could make medical tests more widely available in less-developed regions of the world.
Research paper:
FLASH: A Rapid Method for Prototyping Paper-based Microfluidic Devices
Lab on a Chip, published online August 22, 2008
Researchers' homepages:
The Whitesides Research Group
Scott Phillips
Related stories and briefs:
Biochip printer -- a related biochip prototyping method
Printer writes micro 3D objects -- a printing technique that can be used to prototype biochips
Back to TRN September 1/8, 2008
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