May 2007
Cheaper Diagnostics
A mix of "bar-coded" particles could detect multiple compounds at once.
By Peter Fairley
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| Credit: Daniel Pregibon and Patrick S. Doyle |
By simultaneously scanning for thousands of genes or proteins in a biological sample, doctors could diagnose many diseases in a single step. But today's DNA or protein microarrays are too expensive for widespread clinical use, in part because their manufacture is a complex, multistep process.
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Massachusetts Institute of Technology