NEW YORK (360Dx) – University of Washington scientists said on Monday that they have developed an approach that increased the accuracy and resolution of biomarker-based tests, including tests for HIV, Zika, and cancerous tumors, by using a material that was first isolated from shellfish.

The scientists said that by adding polydopamine, a polymer coating, they could increase the sensitivity of standard bioassays — including ELISAs, microarrays, FISH, and immunohistochemistry tests — by as many as 100 to 1,000 times.

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