One-Step Test for Mitochondrial Diseases, Children's Hospital of Philadelphia Study  
1/29/2013 7:53:12 AM

More powerful gene-sequencing tools have increasingly been uncovering disease secrets in DNA within the cell nucleus. Now a research team is expanding those rapid next-generation sequencing tests to analyze a separate source of DNA -- within the genes inside mitochondria, cellular power plants that, when abnormal, contribute to complex, multisystem diseases.