CADMIUM SELENIUM QUANTUM DOTS ARE METAL NANOPARTICLES THAT FLUORESCE IN A VARIETY OF COLORS DETERMINED BY THEIR SIZE. COUPLING QUANTUM DOTS TO ANTIBODIES CAN BE USED TO MAKE SPECTRALLY MULTIPLEXED IMMUNOASSAYS THAT TEST FOR A NUMBER OF MICROBIAL CONTAMINANTS USING A SPECIAL TEST. CdSeqdots

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