Definition of "microarray" []

• Any of several devices, containing a two-dimensional array of small quantities of biological material, used for various types of assay; the array itself (noun)

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• "A new device called the microarray, a small chip coated with DNA sequences, can simultaneously analyze many more spots on the chromosomes."
• "Like the more famous gene expression microarray, this SMMs are arrays of wells where small molecules are connected to a planer cellulose support system, after which the antibacterial activity can be measure."
• "The researchers have taken an interesting approach to investigating the differences between humans and chimps - they have used a relatively new genetic tool known as microarray analysis to examine the differences in gene expression between the chimps and humans."