sentences:  Techniques include gene expression profiling, copy number variation profiling, SNP genotyping, genome wide DNA methylation profiling, microRNA profiling, and exon sequencing of at least 1,200 genes.TCGA was sequencing the entire genomes of some tumors, including at least 6,000 candidate genes and microRNA sequences.This targeted sequencing is being performed by all three sequencing centers using hybrid-capture technology.