The first step in using a microarray is to collect healthy and ... The mRNA is color-coded with fluorescent tags and used to make a DNA copy (the mRNA from the healthy cells is dyed green; the ...

For the cell biologist, identifying changes in gene expression using DNA microarrays ... exciting recent steps towards establishing internet-searchable databases of compiled microarray results ...

Place the tube with the sheared DNA (Step 17) in the thermal cycler and ... or labeled and used directly in hybridization to genomic tiling microarrays. Fluorescent dyes are incorporated into ...