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  1. Genomic islands can be observed in many microbial genomes. These stretches of DNA have a conspicuous composition with regard to sequence or encoded functions. Genomic islands are assumed to be frequently acqui...

    Authors: Rainer Merkl
    Citation: BMC Bioinformatics 2004 5:22
  2. Information obtained by DNA microarray technology gives a rough snapshot of the transcriptome state, i.e., the expression level of all the genes expressed in a cell population at any given time. One of the challe...

    Authors: Gaëlle Lelandais, Philippe Marc, Pierre Vincens, Claude Jacq and Stéphane Vialette
    Citation: BMC Bioinformatics 2004 5:20
  3. Tissue Microarrays (TMAs) have emerged as a powerful tool for examining the distribution of marker molecules in hundreds of different tissues displayed on a single slide. TMAs have been used successfully to va...

    Authors: Jules J Berman, Milton Datta, Andre Kajdacsy-Balla, Jonathan Melamed, Jan Orenstein, Kevin Dobbin, Ashok Patel, Rajiv Dhir and Michael J Becich
    Citation: BMC Bioinformatics 2004 5:19
  4. Microarray and other high-throughput technologies are producing large sets of interesting genes that are difficult to analyze directly. Bioinformatics tools are needed to interpret the functional information i...

    Authors: Bing Zhang, Denise Schmoyer, Stefan Kirov and Jay Snoddy
    Citation: BMC Bioinformatics 2004 5:16
  5. Array comparative genomic hybridization (CGH) is a technique which detects copy number differences in DNA segments. Complete sequencing of the human genome and the development of an array representing a tiling...

    Authors: Bryan Chi, Ronald J deLeeuw, Bradley P Coe, Calum MacAulay and Wan L Lam
    Citation: BMC Bioinformatics 2004 5:13
  6. The proliferate nature of DNA microarray results have made it necessary to implement a uniform and quick quality control of experimental results to ensure the consistency of data across multiple experiments pr...

    Authors: Andreas Petri, Jan Fleckner and Mads Wichmann Matthiessen
    Citation: BMC Bioinformatics 2004 5:12
  7. Transcriptional regulation of cellular functions is carried out through a complex network of interactions among transcription factors and the promoter regions of genes and operons regulated by them.To better u...

    Authors: Radu Dobrin, Qasim K Beg, Albert-László Barabási and Zoltán N Oltvai
    Citation: BMC Bioinformatics 2004 5:10
  8. Many proteomics initiatives require a seamless bioinformatics integration of a range of analytical steps between sample collection and systems modeling immediately assessable to the participants involved in th...

    Authors: Romesh Stanislaus, Liu Hong Jiang, Martha Swartz, John Arthur and Jonas S Almeida
    Citation: BMC Bioinformatics 2004 5:9
  9. Profile Hidden Markov Models (pHMMs) are a widely used tool for protein family research. Up to now, however, there exists no method to visualize all of their central aspects graphically in an intuitively under...

    Authors: Benjamin Schuster-Böckler, Jörg Schultz and Sven Rahmann
    Citation: BMC Bioinformatics 2004 5:7
  10. Numerous tools have been developed to align genomic sequences. However, their relative performance in specific applications remains poorly characterized. Alignments of protein-coding sequences typically have b...

    Authors: Daniel A Pollard, Casey M Bergman, Jens Stoye, Susan E Celniker and Michael B Eisen
    Citation: BMC Bioinformatics 2004 5:6

    The Erratum to this article has been published in BMC Bioinformatics 2004 5:73

  11. To cancel experimental variations, microarray data must be normalized prior to analysis. Where an appropriate model for statistical data distribution is available, a parametric method can normalize a group of ...

    Authors: Tomokazu Konishi
    Citation: BMC Bioinformatics 2004 5:5

    The Erratum to this article has been published in BMC Bioinformatics 2004 5:82

  12. Polymorphic tandem repeat typing is a new generic technology which has been proved to be very efficient for bacterial pathogens such as B. anthracis, M. tuberculosis, P. aeruginosa, L. pneumophila, Y. pestis. The...

    Authors: France Denœud and Gilles Vergnaud
    Citation: BMC Bioinformatics 2004 5:4
  13. The family of voltage-gated potassium channels comprises a functionally diverse group of membrane proteins. They help maintain and regulate the potassium ion-based component of the membrane potential and are t...

    Authors: Bin Li and Warren J Gallin
    Citation: BMC Bioinformatics 2004 5:3
  14. Examining the distribution of variation has proven an extremely profitable technique in the effort to identify sequences of biological significance. Most approaches in the field, however, evaluate only the con...

    Authors: Andrew Butterfield, Vivek Vedagiri, Edward Lang, Cath Lawrence, Matthew J Wakefield, Alexander Isaev and Gavin A Huttley
    Citation: BMC Bioinformatics 2004 5:1
  15. Genomic sequence alignment is a powerful method for genome analysis and annotation, as alignments are routinely used to identify functional sites such as genes or regulatory elements. With a growing number of ...

    Authors: Michael Brudno, Michael Chapman, Berthold Göttgens, Serafim Batzoglou and Burkhard Morgenstern
    Citation: BMC Bioinformatics 2003 4:66
  16. Transcription regulatory regions in higher eukaryotes are often represented by cis-regulatory modules (CRM) and are responsible for the formation of specific spatial and temporal gene expression patterns. These e...

    Authors: Anna G Nazina and Dmitri A Papatsenko
    Citation: BMC Bioinformatics 2003 4:65
  17. With the increasing amount of data generated in molecular genetics laboratories, it is often difficult to make sense of results because of the vast number of different outcomes or variables studied. Examples i...

    Authors: Mark A Levenstien, Yaning Yang and Jürg Ott
    Citation: BMC Bioinformatics 2003 4:62
  18. Molecular experiments using multiplex strategies such as cDNA microarrays or proteomic approaches generate large datasets requiring biological interpretation. Text based data mining tools have recently been de...

    Authors: Kevin G Becker, Douglas A Hosack, Glynn Dennis Jr, Richard A Lempicki, Tiffani J Bright, Chris Cheadle and Jim Engel
    Citation: BMC Bioinformatics 2003 4:61
  19. Using DNA microarrays, we have developed two novel models for tumor classification and target gene prediction. First, gene expression profiles are summarized by optimally selected Self-Organizing Maps (SOMs), ...

    Authors: Junbai Wang, Trond Hellem Bø, Inge Jonassen, Ola Myklebost and Eivind Hovig
    Citation: BMC Bioinformatics 2003 4:60
  20. For many applications one wishes to decide whether a certain set of numbers originates from an equiprobability distribution or whether they are unequally distributed. Distributions of relative frequencies may ...

    Authors: Thorsten Pöschel, Cornelius Frömmel and Christoph Gille
    Citation: BMC Bioinformatics 2003 4:58
  21. To date, many genomic and pathway-related tools and databases have been developed to analyze microarray data. In published web-based applications to date, however, complex pathways have been displayed with sta...

    Authors: Deyun Pan, Ning Sun, Kei-Hoi Cheung, Zhong Guan, Ligeng Ma, Matthew Holford, Xingwang Deng and Hongyu Zhao
    Citation: BMC Bioinformatics 2003 4:56
  22. The genome of the avian adenovirus Chicken Embryo Lethal Orphan (CELO) has two terminal regions without detectable homology in mammalian adenoviruses that are left without annotation in the initial analysis. S...

    Authors: Stefan Washietl and Frank Eisenhaber
    Citation: BMC Bioinformatics 2003 4:55
  23. We describe the E-RFE method for gene ranking, which is useful for the identification of markers in the predictive classification of array data. The method supports a practical modeling scheme designed to avoi...

    Authors: Cesare Furlanello, Maria Serafini, Stefano Merler and Giuseppe Jurman
    Citation: BMC Bioinformatics 2003 4:54
  24. The availability of increasing amounts of sequence data from completely sequenced genomes boosts the development of new computational methods for automated genome annotation and comparative genomics. Therefore...

    Authors: Georgios S Vernikos, Christos G Gkogkas, Vasilis J Promponas and Stavros J Hamodrakas
    Citation: BMC Bioinformatics 2003 4:53
  25. Biological data resources have become heterogeneous and derive from multiple sources. This introduces challenges in the management and utilization of this data in software development. Although efforts are und...

    Authors: Scott D Zuyderduyn and Steven JM Jones
    Citation: BMC Bioinformatics 2003 4:51
  26. Eval is a flexible tool for analyzing the performance of gene annotation systems. It provides summaries and graphical distributions for many descriptive statistics about any set of annotations, regardless of t...

    Authors: Evan Keibler and Michael R Brent
    Citation: BMC Bioinformatics 2003 4:50
  27. Conventionally, the first step in analyzing the large and high-dimensional data sets measured by microarrays is visual exploration. Dendrograms of hierarchical clustering, self-organizing maps (SOMs), and mult...

    Authors: Samuel Kaski, Janne Nikkilä, Merja Oja, Jarkko Venna, Petri Törönen and Eero Castrén
    Citation: BMC Bioinformatics 2003 4:48
  28. The alignment of two or more protein sequences provides a powerful guide in the prediction of the protein structure and in identifying key functional residues, however, the utility of any prediction is complet...

    Authors: GPS Raghava, Stephen MJ Searle, Patrick C Audley, Jonathan D Barber and Geoffrey J Barton
    Citation: BMC Bioinformatics 2003 4:47
  29. Large-scale protein interaction maps provide a new, global perspective with which to analyse protein function. PSIMAP, the Protein Structural Interactome Map, is a database of all the structurally observed int...

    Authors: Dan Bolser, Panos Dafas, Richard Harrington, Jong Park and Michael Schroeder
    Citation: BMC Bioinformatics 2003 4:45
  30. For many RNA molecules, secondary structure rather than primary sequence is the evolutionarily conserved feature. No programs have yet been published that allow searching a sequence database for homologs of a ...

    Authors: Robert J Klein and Sean R Eddy
    Citation: BMC Bioinformatics 2003 4:44
  31. The availability of multiple, essentially complete genome sequences of prokaryotes and eukaryotes spurred both the demand and the opportunity for the construction of an evolutionary classification of genes fro...

    Authors: Roman L Tatusov, Natalie D Fedorova, John D Jackson, Aviva R Jacobs, Boris Kiryutin, Eugene V Koonin, Dmitri M Krylov, Raja Mazumder, Sergei L Mekhedov, Anastasia N Nikolskaya, B Sridhar Rao, Sergei Smirnov, Alexander V Sverdlov, Sona Vasudevan, Yuri I Wolf, Jodie J Yin…
    Citation: BMC Bioinformatics 2003 4:41

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