Spotted Arrays, Meet Sushi Arrays: Low Cost Gives Manufacturers Taste for These Chips | GenomeWeb

In an effort to create low-cost microarrays using alternatives to spotting technology, at least three groups of researchers have developed what might be called sushi arrays: they fill the inside of a bunch of channels or rods with the DNA or protein samples, then slice the block cross-sectionally like a rice roll, yielding hundreds of virtually identical arrays.

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