
FDA Issues Draft Guidance for Pharmacogenomic Data Submissions
The US Food and Drug Administration issued a draft guidance, Pharmacogenomic Data Submissions Companion Guidance to be used as a companion to an earlier guidance, Pharmacogenomic Data Submissions, which was issued in March 2005.
Rockville, MD (Aug. 29)-The
The draft guidance addresses methodological issues that should be considered when submitting gene expression data from microarrays, including:
• RNA isolation, handling, and characterization
• Labeling systems
• Hybridizations for microarrays
• Fluorescence reader settings for microarrays
• Differentially expressed genes
• Genotyping
• Proficiency testing.
Comments about the draft guidance are due Nov. 27, 2007. Notice of the draft guidance was published in Federal Register 72 (167), 49722–49723 (2007).




