For biologists, DNA microarrays present at once unprecedented opportunities and monumental challenges. In the opportunities column, microarrays produce genome-wide gene expression snapshots, ...

Nature Genetics - An integrated approach to the extraction, storage, processing and analysis of microarray gene expression data Skip to main content Thank you for visiting nature.com.

Investigators have two important questions to consider when evaluating microarray expression data. First, they must ask whether the results are valid—in other words, accurate—for the ...