The landscape of long noncoding RNAs in the human transcriptome

Matthew K. Iyer, Yashar S. Niknafs, Rohit Malik, Udit Singhal, Anirban Sahu, Yasuyuki Hosono, Terrence R. Barrette, John R. Prensner, Joseph R. Evans, Shuang Zhao, Anton Poliakov, Xuhong Cao, Saravana M. Dhanasekaran, Yi Mi Wu, Dan R. Robinson, David G. Beer, Felix Y. Feng, Hariharan K. Iyer, Arul M. Chinnaiyan

研究成果査読

1942 被引用数 (Scopus)

抄録

Long noncoding RNAs (lncRNAs) are emerging as important regulators of tissue physiology and disease processes including cancer. To delineate genome-wide lncRNA expression, we curated 7,256 RNA sequencing (RNA-seq) libraries from tumors, normal tissues and cell lines comprising over 43 Tb of sequence from 25 independent studies. We applied ab initio assembly methodology to this data set, yielding a consensus human transcriptome of 91,013 expressed genes. Over 68% (58,648) of genes were classified as lncRNAs, of which 79% were previously unannotated. About 1% (597) of the lncRNAs harbored ultraconserved elements, and 7% (3,900) overlapped disease-associated SNPs. To prioritize lineage-specific, disease-associated lncRNA expression, we employed non-parametric differential expression testing and nominated 7,942 lineage- or cancer-associated lncRNA genes. The lncRNA landscape characterized here may shed light on normal biology and cancer pathogenesis and may be valuable for future biomarker development.

本文言語English
ページ(範囲)199-208
ページ数10
ジャーナルNature Genetics
47
3
DOI
出版ステータスPublished - 2月 25 2015
外部発表はい

ASJC Scopus subject areas

  • 遺伝学

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