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Volume 7 Issue 10
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Comment |
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Transformation
Gregory A Petsko Genome Biology 2006, 7:117 (1 November 2006)
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Editor’s summary
The Nobel process for science are often somewhat controversial for who they omit. A posthumous Nobel honor could help recognize some neglected heroes.
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Review |
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Leaner and meaner genomes in Escherichia coli
David W Ussery Genome Biology 2006, 7:237 (24 October 2006)
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Editor’s summary
A streamlined Escherichia coli K-12 has been engineered in which 15% of the genome has been deleted
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A Melanesian α-thalassemia mutation suggests a novel mechanism for regulating gene expression
Qiliang Li Genome Biology 2006, 7:238 (24 October 2006)
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Editor’s summary
A mutation that creates a promoter site between the adult α-globin genes and their enhancers causes α-thalassemia, suggesting a new mechanism for disrupting gene epression.
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Getting a buzz out of the bee genome
Michael Ashburner, Charalambos P Kyriacou Genome Biology 2006, 7:239 (26 October 2006)
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Editor’s summary
The honey bee Apis mellifera displays the most complex behavior of any insect. This, and its utility
to humans, makes it a fascinating object of study for biologists. Such studies are now further enabled by the release of the honey-bee genome sequence.
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The tree of one percent
Tal Dagan, William Martin Genome Biology 2006, 7:118 (1 November 2006)
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Editor’s summary
As lateral gene transfer among prokaryotes and endosymbiotic gene transfer (from organelles) among eukaryotes are fundamentally not tree-like in nature, biologists need to depart from the notion that all genomes are related by a single bifurcating tree.
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Report |
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Developmental genomics reaches new heights
Charalampos Rallis Genome Biology 2006, 7:329 (31 October 2006)
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Editor’s summary
A report on the EMBO/SNF symposium 'The Genomics of Development', Arolla, Switzerland, 21-27 August 2006.
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Lipids join the post-genomic era
Reinhard Bauer, Axel Imhof Genome Biology 2006, 7:330 (31 October 2006)
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Editor’s summary
A report of the meeting 'From Proteomics to Lipidomics - Basics, Advances and Applications', Bonn, Germany, 30 June-1 July 2006.
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Research |
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Ancient genomic architecture for mammalian olfactory receptor clusters
Ronny Aloni, Tsviya Olender, Doron Lancet Genome Biology 2006, 7:R88 (1 October 2006)
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Editor’s summary
A new tool for genome-wide definition of genomic gene clusters conserved in multiple species was applied to olfactory receptors in five mammals, demonstrating that most mammalian olfactory receptor clusters have a common ancestry.
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Relating tissue specialization to the differentiation of expression of singleton and duplicate mouse proteins
Shiri Freilich, Tim Massingham, Eric Blanc, Leon Goldovsky, Janet M Thornton Genome Biology 2006, 7:R89 (9 October 2006)
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Editor’s summary
An analysis of the relationship between duplication events, the time they took place and the expression breadth of the duplicated genes supports the subfunctionalization model, in which expression divergence following gene duplication promotes the retention of a gene in multicellular species.
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Genomic analysis reveals that Pseudomonas aeruginosa virulence is combinatorial
Daniel G Lee, Jonathan M Urbach, Gang Wu, Nicole T Liberati, Rhonda L Feinbaum, Sachiko Miyata, Lenard T Diggins, Jianxin He, Maude Saucier, Eric Déziel, Lisa Friedman, Li Li, George Grills, Kate Montgomery, Raju Kucherlapati, Laurence G Rahme, Frederick M Ausubel Genome Biology 2006, 7:R90 (12 October 2006)
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Editor’s summary
Sequencing of a highly virulent strain of Pseudomonas aeruginosa and comparison to a previously sequenced, less pathogenic, strain, together with experimental testing in a C. elegans model, suggests that Pseudomonas virulence is multifactorial and combinatorial.
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Independent centromere formation in a capricious, gene-free domain of chromosome 13q21 in Old World monkeys and pigs
Maria Cardone, Alicia Alonso, Michele Pazienza, Mario Ventura, Gabriella Montemurro, Lucia Carbone, Pieter J de Jong, Roscoe Stanyon, Pietro D'Addabbo, Nicoletta Archidiacono, Xinwei She, Evan E Eichler, Peter E Warburton, Mariano Rocchi Genome Biology 2006, 7:R91 (13 October 2006)
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Editor’s summary
The mammalian evolutionary history of chromosome 13 was characterized and evolutionary-new centromeres compared to two human neocentromeres at 13q21 using chromatin immunoprecipitation and genomic microarrays
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Prediction of trans-antisense transcripts in Arabidopsis thaliana
Huan Wang, Nam-Hai Chua, Xiu-Jie Wang Genome Biology 2006, 7:R92 (13 October 2006)
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Editor’s summary
A genome-wide screen for trans-natural antisense transcripts in Arabidopsis thaliana suggests that antisense transcripts could be involved in complex regulatory networks in eukaryotes.
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Pathway and gene-set activation measurement from mRNA expression data: the tissue distribution of human pathways
David M Levine, David R Haynor, John C Castle, Sergey B Stepaniants, Matteo Pellegrini, Mao Mao, Jason M Johnson Genome Biology 2006, 7:R93 (17 October 2006)
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Editor’s summary
A comparison of five different measures of pathway expression and a public map of pathway expression in human tissues are presented.
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Dynamic evolution of selenocysteine utilization in bacteria: a balance between selenoprotein loss and evolution of selenocysteine from redox active cysteine residues
Yan Zhang, Hector Romero, Gustavo Salinas, Vadim N Gladyshev Genome Biology 2006, 7:R94 (20 October 2006)
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Editor’s summary
Comparative genomics and evolutionary analyses to examine the dynamics of selenocysteine utilization in bacteria reveal a dynamic balance between selenoprotein origin and loss.
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Transcriptional response to alcohol exposure in Drosophila melanogaster
Tatiana V Morozova, Robert RH Anholt, Trudy FC Mackay Genome Biology 2006, 7:R95 (20 October 2006)
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Editor’s summary
Whole-genome transcriptional analysis following alcohol exposure in flies identifies key enzymes in conserved metabolic pathways that may contribute to human alcohol sensitivity.
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An inventory of yeast proteins associated with nucleolar and ribosomal components
Eike Staub, Sebastian Mackowiak, Martin Vingron Genome Biology 2006, 7:R98 (26 October 2006)
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Editor’s summary
Phylogenetic profiling and gene expression analysis of yeast proteins suggests that the nucleolus probably evolved from an archaeal-type ribosome maturation machinery by recruitment of several bacterial-type and mostly eukaryote-specific factors
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Global analysis of mRNA stability in the archaeon Sulfolobus
Anders F Andersson, Magnus Lundgren, Stefan Eriksson, Magnus Rosenlund, Rolf Bernander, Peter Nilsson Genome Biology 2006, 7:R99 (26 October 2006)
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Editor’s summary
A microarray-based analysis of mRNA half-lives in two species of Sulfolobus, an hyperthermophilic archaeon, shows that their mRNA half-life distribution is similar to that of much faster growing bacteria
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A consensus prognostic gene expression classifier for ER positive breast cancer
Andrew E Teschendorff, Ali Naderi, Nuno L Barbosa-Morais, Sarah E Pinder, Ian O Ellis, Sam Aparicio, James D Brenton, Carlos Caldas Genome Biology 2006, 7:R101 (31 October 2006)
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Editor’s summary
A consensus prognostic classifier for estrogen receptor positive breast tumors has been developed and shown to be valid in nearly 900 samples across different microarray platforms.
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Mining the Arabidopsis thaliana genome for highly-divergent seven transmembrane receptors
Etsuko N Moriyama, Pooja K Strope, Stephen O Opiyo, Zhongying Chen, Alan M Jones Genome Biology 2006, 7:R96 (25 October 2006)
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Editor’s summary
A combination of multiple protein classification methods is described and used to identify a minimum set of 54 candidate seven transmembrane receptors in Arabidopsis thaliana.
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Unraveling transcriptional control and cis-regulatory codes using the software suite GeneACT
Tom Cheung, Yin Kwan, Micah Hamady, Xuedong Liu Genome Biology 2006, 7:R97 (25 October 2006)
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Editor’s summary
GENEACT, a new software suite for the detection of evolutionarily conserved transcription factor binding sites or microRNAs from differentially expressed genes from DNA microarray data, is described.
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CellProfiler: image analysis software for identifying and quantifying cell phenotypes
Anne E Carpenter, Thouis R Jones, Michael R Lamprecht, Colin Clarke, In Kang, Ola Friman, David A Guertin, Joo Chang, Robert A Lindquist, Jason Moffat, Polina Golland, David M Sabatini Genome Biology 2006, 7:R100 (31 October 2006)
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Editor’s summary
CellProfiler, the first free, open-source system for flexible and high-throughput cell image analysis is described.
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