Allelic imbalance sequencing reveals that single-nucleotide polymorphisms frequently alter microRNA-directed repression Export

@article{citeulike:4431828, abstract = {Genetic changes that help explain the differences between two individuals might create or disrupt sites complementary to microRNAs (miRNAs)1, 2, but the extent to which such polymorphic sites influence miRNA-mediated repression is unknown. Here, we describe a method to measure mRNA allelic imbalances associated with a regulatory site found in mRNA transcribed from one allele but not found in that transcribed from the other. Applying this method, called allelic imbalance sequencing, to sites for three miRNAs (miR-1, miR-133 and miR-122) provided quantitative measurements of repression in vivo without altering either the miRNAs or their targets. A substantial fraction of polymorphic sites mediated repression in tissues that expressed the cognate miRNA, and downregulation was correlated with site type and site context. Extrapolating these results to the other broadly conserved miRNAs suggests that when comparing two mouse strains (or two human individuals), polymorphic miRNA sites cause expression of many genes (often hundreds) to differ.}, author = {Kim, Jinkuk and Bartel, David P.}, citeulike-article-id = {4431828}, citeulike-linkout-0 = {http://dx.doi.org/10.1038/nbt.1540}, citeulike-linkout-1 = {http://dx.doi.org/10.1038/nbt.1540}, citeulike-linkout-2 = {http://view.ncbi.nlm.nih.gov/pubmed/19396161}, citeulike-linkout-3 = {http://www.hubmed.org/display.cgi?uids=19396161}, day = {26}, doi = {10.1038/nbt.1540}, issn = {1087-0156}, journal = {Nature Biotechnology}, keywords = {mirna, mirna\_regulation, snp}, month = {April}, number = {5}, pages = {472--477}, posted-at = {2009-11-08 23:34:10}, priority = {4}, publisher = {Nature Publishing Group}, title = {Allelic imbalance sequencing reveals that single-nucleotide polymorphisms frequently alter microRNA-directed repression}, url = {http://dx.doi.org/10.1038/nbt.1540}, volume = {27}, year = {2009} }

TY - JOUR ID - citeulike:4431828 L3 - citeulike-article-id:4431828 N2 - Genetic changes that help explain the differences between two individuals might create or disrupt sites complementary to microRNAs (miRNAs)1, 2, but the extent to which such polymorphic sites influence miRNA-mediated repression is unknown. Here, we describe a method to measure mRNA allelic imbalances associated with a regulatory site found in mRNA transcribed from one allele but not found in that transcribed from the other. Applying this method, called allelic imbalance sequencing, to sites for three miRNAs (miR-1, miR-133 and miR-122) provided quantitative measurements of repression in vivo without altering either the miRNAs or their targets. A substantial fraction of polymorphic sites mediated repression in tissues that expressed the cognate miRNA, and downregulation was correlated with site type and site context. Extrapolating these results to the other broadly conserved miRNAs suggests that when comparing two mouse strains (or two human individuals), polymorphic miRNA sites cause expression of many genes (often hundreds) to differ. IS - 5 JF - Nature Biotechnology SN - 1087-0156 EP - 477 TI - Allelic imbalance sequencing reveals that single-nucleotide polymorphisms frequently alter microRNA-directed repression PB - Nature Publishing Group VL - 27 SP - 472 KW - mirna KW - mirna_regulation KW - snp AU - Kim, Jinkuk AU - Bartel, David PY - 2009/04/26/ UR - http://dx.doi.org/10.1038/nbt.1540 ER -