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Volume 13 Issue 10
Epigenomics special issue
Guest Editor: Alexander Meissner
In this issue of Genome Biology we present a special collection of Research, Review, Opinion, Research Highlight and Editorial articles focusing on epigenomics. The issue provides a variety of new insights into the biology of DNA methylation, histone modifications and chromatin organization, and includes perspectives on epigenomics past, present and future from leaders in the field.
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Comment |
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The allure of the epigenome
Naomi Attar Genome Biology 2012, 13:419 (23 October 2012)
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Editor’s summary
A guide to the articles published in our special issue on epigenomics
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What can epigenomics do for you?
Alexander Meissner Genome Biology 2012, 13:420 (23 October 2012)
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Editor’s summary
Alexander Meissner asks not what you can do for epigenomics, but what epigenomics can do for you
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Hypothesis-driven genomics pays off
Gregory A Petsko Genome Biology 2012, 13:176 (30 October 2012)
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Editor’s summary
Greg Petsko on deCode's rocky road to AD drug discovery
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Birds do it, bees do it, worms and ciliates do it too: DNA methylation from unexpected corners of the tree of life
Soojin V Yi Genome Biology 2012, 13:174 (17 October 2012)
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Editor’s summary
Why this issue's research articles on DNA methylation in nematodes and ciliates are surprising, and what we can learn from them
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Balance of DNA methylation and demethylation in cancer development
Chun-Xiao Song, Chuan He Genome Biology 2012, 13:173 (23 October 2012)
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Editor’s summary
How this issue's research article on 5hmC, together with other recent work, adds to our understanding of methylation processes in cancer
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Review |
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Epialleles in plant evolution
Detlef Weigel, Vincent Colot Genome Biology 2012, 13:249 (11 October 2012)
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Editor’s summary
Detlef Weigel and Vincent Colot review the role of epialleles in plant biology and evolution
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Surveying the epigenomic landscape, one base at a time
Gabriel E Zentner, Steven Henikoff Genome Biology 2012, 13:250 (22 October 2012)
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Editor’s summary
New methods for mapping histones at higher resolution open many new doors in epigenomics research
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The roles of the reprogramming factors Oct4, Sox2 and Klf4 in resetting the somatic cell epigenome during induced pluripotent stem cell generation
Ryan Schmidt, Kathrin Plath Genome Biology 2012, 13:251 (22 October 2012)
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Editor’s summary
How a dramatic reorganization of the epigenome ultimately results in the induced pluripotent stem cell state
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DNA methylation studies using twins: what are they telling us?
Jordana T Bell, Tim D Spector Genome Biology 2012, 13:172 (18 October 2012)
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Editor’s summary
Jordana Bell and Tim Spector on what twin studies can teach us about human epigenetics
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The birth of the Epitranscriptome: deciphering the function of RNA modifications
Yogesh Saletore, Kate Meyer, Jonas Korlach, Igor D Vilfan, Samie Jaffrey, Christopher E Mason Genome Biology 2012, 13:175 (31 October 2012)
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Editor’s summary
First came genomics, and then epigenomics. But is epitranscriptomics the future? A picture is emerging of RNA methylation's functional importance
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Report |
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Bioinformatics: living on the edge
Evangelos Bellos, Lachlan JM Coin, Myrsini Kaforou Genome Biology 2012, 13:321 (26 October 2012)
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Editor’s summary
A report on the 11th European Conference on Computational Biology (ECCB), held at Basel, Switzerland, September 9-12, 2012
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Research |
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Tissue of origin determines cancer-associated CpG island promoter hypermethylation patterns
Duncan Sproul, Robert R Kitchen, Colm E Nestor, J Michael Dixon, Andrew H Sims, David J Harrison, Bernard H Ramsahoye, Richard R Meehan Genome Biology 2012, 13:R84 (3 October 2012)
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Editor’s summary
Aberrant promoter hypermethylation in cancer does not promote tumorigenesis, but instead reinforces repression inherited from pre-cancerous tissue
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H2A.Z landscapes and dual modifications in pluripotent and multipotent stem cells underlie complex genome regulatory functions
Manching Ku, Jacob D Jaffe, Richard P Koche, Esther Rheinbay, Mitsuhiro Endoh, Haruhiko Koseki, Steven A Carr, Bradley E Bernstein Genome Biology 2012, 13:R85 (3 October 2012)
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Editor’s summary
The landscape of H2A.Z, including a novel post-transcriptionally modified variant, in ES and neural progenitor cells
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Chromatin accessibility reveals insights into androgen receptor activation and transcriptional specificity
Alok K Tewari, Galip Yardimci, Yoichiro Shibata, Nathan C Sheffield, Lingyun Song, Barry S Taylor, Stoyan G Georgiev, Gerhard A Coetzee, Uwe Ohler, Terrence S Furey, Gregory E Crawford, Phillip G Febbo Genome Biology 2012, 13:R88 (3 October 2012)
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Editor’s summary
Androgen receptor binding to the genome occurs by multiple mechanisms and is associated with an increase in chromatin accessibility
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Epigenetic interplay between mouse endogenous retroviruses and host genes
Rita Rebollo, Katharine Miceli-Royer, Ying Zhang, Sharareh Farivar, Liane Gagnier, Dixie L Mager Genome Biology 2012, 13:R89 (3 October 2012)
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Editor’s summary
Genes proximal to mouse endogenous retroviral elements defend against the invasion of silencing methylation using both buffer regions and euchromatin propagation
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The landscape of DNA repeat elements in human heart failure
Syed Haider, Lina Cordeddu, Emma Robinson, Mehregan Movassagh, Lee Siggens, Ana Vujic, Mun-Kit Choy, Martin Goddard, Pietro Lio, Roger Foo Genome Biology 2012, 13:R90 (3 October 2012)
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Editor’s summary
An analysis of repeat families in human heart failure finds satellite repeat elements to be specifically hypomethylated and transcriptionally upregulated
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Epigenetic transgenerational inheritance of somatic transcriptomes and epigenetic control
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Michael K Skinner, Mohan Manikkam, Md M Haque, Bin Zhang, Marina I Savenkova Genome Biology 2012, 13:R91 (3 October 2012)
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Editor’s summary
Inherited changes in transcriptional networks associated with epimutations in rats treated with the fungicide vinclozolin
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Non-genotoxic carcinogen exposure induces defined changes in the 5-hydroxymethylome
John P Thomson, Harri Lempiäinen, Jamie A Hackett, Colm E Nestor, Arne Müller, Federico Bolognani, Edward J Oakeley, Dirk Schübeler, Rémi Terranova, Diana Reinhardt, Jonathan G Moggs, Richard R Meehan Genome Biology 2012, 13:R93 (3 October 2012)
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Editor’s summary
5hmC had been hypothesized to function as an intermediate of active demethylation in carcinogenesis; a rodent model now provides confirmation
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Contribution of the epigenetic mark H3K27me3 to functional divergence after whole genome duplication in Arabidopsis
Lidija Berke, Gabino F Sanchez-Perez, Berend Snel Genome Biology 2012, 13:R94 (3 October 2012)
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Editor’s summary
H3K27me3 is linked to lower expression divergence yet higher coding sequence divergence following Arabidopsis thaliana's recent whole genome duplication
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Genome-wide promoter methylation analysis in neuroblastoma identifies prognostic methylation biomarkers
Anneleen Decock, Maté Ongenaert, Jasmien Hoebeeck, Katleen De Preter, Gert Van Peer, Wim Van Criekinge, Ruth Ladenstein, Johannes H Schulte, Rosa Noguera, Raymond L Stallings, An Van Damme, Geneviève Laureys, Joëlle Vermeulen, Tom Van Maerken, Frank Speleman, Jo Vandesompele Genome Biology 2012, 13:R95 (3 October 2012)
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Editor’s summary
Multiple approaches are used to identify high-confidence methylation biomarkers for predicting prognosis in neuroblastoma
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Aging effects on DNA methylation modules in human brain and blood tissue
Steve Horvath, Yafeng Zhang, Peter Langfelder, René S Kahn, Marco PM Boks, Kristel van Eijk, Leonard H van den Berg, Roel A Ophoff Genome Biology 2012, 13:R97 (3 October 2012)
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Editor’s summary
An age-related co-methylation module in human brain and blood tissue includes genes associated with Alzheimer's disease
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Cytosine methylation and hydroxymethylation mark DNA for elimination in Oxytricha trifallax
John R Bracht, David H Perlman, Laura F Landweber Genome Biology 2012, 13:R99 (17 October 2012)
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Editor’s summary
DNA hydroxymethylation, via an initial cytosine methylation step, marks loci for genome elimination in the ciliate Oxytricha trifallax
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Differential DNA methylation in discrete developmental stages of the parasitic nematode Trichinella spiralis
Fei Gao, Xiaolei Liu, Xiu-Ping Wu, Xue-Lin Wang, Desheng Gong, Hanlin Lu, Yudong Xia, Yanxia Song, Junwen Wang, Jing Du, Siyang Liu, Xu Han, Yizhi Tang, Huanming Yang, Qi Jin, Xiuqing Zhang, Mingyuan Liu Genome Biology 2012, 13:R100 (17 October 2012)
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Editor’s summary
The discovery of DNA methylation in the parasitic worm Trichinella spiralis, a human pathogen, challenges the prevailing dogma of nematode epigenetics
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BatMeth: improved mapper for bisulfite sequencing reads on DNA methylation
Jing-Quan Lim, Chandana Tennakoon, Guoliang Li, Eleanor Wong, Yijun Ruan, Chia-Lin Wei, Wing-Kin Sung Genome Biology 2012, 13:R82 (3 October 2012)
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Editor’s summary
BatMeth is a fast, accurate tool for mapping Illumina or SOLiD bisulfite sequencing reads
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BSmooth: from whole genome bisulfite sequencing reads to differentially methylated regions
Kasper D Hansen, Benjamin Langmead, Rafael A Irizarry Genome Biology 2012, 13:R83 (3 October 2012)
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Editor’s summary
An alignment, quality control and analysis pipeline for bisulfite sequencing data
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Enhanced top-down characterization of histone post-translational modifications
Zhixin Tian, Nikola Tolić, Rui Zhao, Ronald J Moore, Shawna M Hengel, Errol W Robinson, David L Stenoien, Si Wu, Richard D Smith, Ljiljana Paša-Tolić Genome Biology 2012, 13:R86 (3 October 2012)
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Editor’s summary
An extremely sensitive, high-throughput mass spectrometry platform for the unambiguous identification of histone post-translational modifications
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Gel-free multiplexed reduced representation bisulfite sequencing for large-scale DNA methylation profiling
Patrick Boyle, Kendell Clement, Hongcang Gu, Zachary D Smith, Michael Ziller, Jennifer L Fostel, Laurie Holmes, Jim Meldrim, Fontina Kelley, Andreas Gnirke, Alexander Meissner Genome Biology 2012, 13:R92 (3 October 2012)
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Editor’s summary
A protocol for gel-free multiplexed reduced representation bisulfite sequencing increases the throughput and reduces the cost of large-scale DNA methylation profiling
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methylKit: a comprehensive R package for the analysis of genome-wide DNA methylation profiles
Altuna Akalin, Matthias Kormaksson, Sheng Li, Francine E Garrett-Bakelman, Maria E Figueroa, Ari Melnick, Christopher E Mason Genome Biology 2012, 13:R87 (3 October 2012)
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Editor’s summary
An R package (incorporating multiple analysis tools) automates and simplifies the characterization of methylation datasets
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EpiExplorer: live exploration and global analysis of large epigenomic datasets
Konstantin Halachev, Hannah Bast, Felipe Albrecht, Thomas Lengauer, Christoph Bock Genome Biology 2012, 13:R96 (3 October 2012)
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Editor’s summary
A text indexing algorithm enables extremely rapid, global analysis of large epigenomic datasets
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CHANCE: comprehensive software for quality control and validation of ChIP-seq data
Aaron Diaz, Abhinav Nellore, Jun S Song Genome Biology 2012, 13:R98 (15 October 2012)
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Editor’s summary
A user friendly graphical software package with multiple tools for quality assessment of ChIP-seq data
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