Table II.

Summary of statistical analyses of sequencing alternative polyadenylation site data obtained from Illumina Genome Analyzer IIx sequencing.

Parameter	Normal tissue	Cancerous tissue
Raw reads	23,059,686	16,903,581
Clean reads	21,807,523 (94.6%)	15,623,947 (92.4%)
Mapped to genome	16,229,331 (70.4%)	12,990,709 (76.9%)
Uniquely mapped to genome	13,064,869 (56.7%)	10,405,340 (61.6%)
Mapped to nuclear genome	12,925,041 (56.1%)	10,188,625 (60.3%)
Passed internal priming filter	8,543,416 (37.1%)	7,056,710 (41.8%)
Genes sampled by reads	15,186	14,486
Poly(A) sites	75,257	72,619
Known poly(A) sites sampled	20,196	18,894
Putative novel poly(A) sites	55,061	53,725
Genes sampled by poly(A) sites	14,597	13,658

Poly(A), polyadenylation.