microarray

(mī″krō-ă-rā″)

A biological semiconductor that uses DNA to make biochemical calculations, esp. those involving genes and the expression of mRNA by cells.
SYN: SEE: DNA microarray; SEE: gene chip.

DNA microarray

SEE: Microarray.

protein microarray

A laboratory tool for studying the genome or proteome of an organism, in which binding proteins are affixed to a scaffold in order to capture specific proteins from a tissue or blood sample. The captured proteins can then be analyzed individually or in aggregate.

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