The Undiagnosed Diseases Program requires the Autogen FlexStar maintenance agreement to maintain proper function of the Autogen FlexStar automated genomic DNA extraction instrument to process patient ... The Undiagnosed Diseases Program requires the Autogen FlexStar maintenance agreement to maintain proper function of the Autogen FlexStar automated genomic DNA extraction instrument to process patient clinical samples in the UDP CLIA laboratory and to stay compliant with CLIA mandates.