Phylophenetic properties of metabolic pathway topologies as revealed by global analysis.

abstract：BACKGROUND:Most single stranded RNA (ssRNA) viruses mutate rapidly to generate large number of strains having highly divergent capsid sequences. Accurate strain recognition in uncharacterized target capsid sequences is essential for epidemiology, diagnostics, and vaccine development. Strain recognition based on similar...

journal_title：BMC bioinformatics

authors： Zhu D,Fox GE,Chakravarty S

更新日期：2007-10-10 00:00:00

abstract：BACKGROUND:The distance matrix computed from multiple alignments of homologous sequences is widely used by distance-based phylogenetic methods to provide information on the evolution of protein families. This matrix can also be visualized in a low dimensional space by metric multidimensional scaling (MDS). Applied to p...

journal_title：BMC bioinformatics

authors： Pelé J,Bécu JM,Abdi H,Chabbert M

更新日期：2012-06-15 00:00:00

abstract：BACKGROUND:Research in life sciences is benefiting from a large availability of formal description techniques and analysis methodologies. These allow both the phenomena investigated to be precisely modeled and virtual experiments to be performed in silico. Such experiments may result in easier, faster, and satisfying a...

journal_title：BMC bioinformatics

authors： Bracciali A,Brunelli M,Cataldo E,Degano P

更新日期：2008-04-25 00:00:00

abstract：BACKGROUND:With the growing availability of entire genome sequences, an increasing number of scientists can exploit oligonucleotide microarrays for genome-scale expression studies. While probe-design is a major research area, relatively little work has been reported on the optimization of microarray protocols. RESULTS...

journal_title：BMC bioinformatics

authors： Sykacek P,Kreil DP,Meadows LA,Auburn RP,Fischer B,Russell S,Micklem G

更新日期：2011-03-14 00:00:00

abstract：BACKGROUND:High-throughput technology allows for genome-wide measurements at different molecular levels for the same patient, e.g. single nucleotide polymorphisms (SNPs) and gene expression. Correspondingly, it might be beneficial to also integrate complementary information from different molecular levels when building...

journal_title：BMC bioinformatics

authors： Hieke S,Benner A,Schlenl RF,Schumacher M,Bullinger L,Binder H

更新日期：2016-08-30 00:00:00

abstract：BACKGROUND:New sequencing techniques require new visualization strategies, as is the case for epigenomics data such as DNA base modifications, small non-coding RNAs, and histone modifications. RESULTS:We present a set of plugins for the genome browser JBrowse that are targeted for epigenomics visualizations. Specifica...

journal_title：BMC bioinformatics

authors： Hofmeister BT,Schmitz RJ

更新日期：2018-04-25 00:00:00

abstract：BACKGROUND:Fluorescent reporter genes have become widely used for monitoring gene expression in living cells. When a microbial strain carrying a reporter gene is grown in a microplate reader, the fluorescence and the absorbance (optical density) of the culture can be automatically measured every few minutes in a highly...

journal_title：BMC bioinformatics

authors： Martin Y,Page M,Blanchet C,de Jong H

更新日期：2019-06-11 00:00:00

abstract：BACKGROUND:Two-dimensional electrophoresis (2DE) is one of the most widely applied techniques in comparative proteomics. The basic task of 2DE is to identify differential protein expression by quantitative analysis of 2DE images. To reduce the errors of spot quantification in 2DE images, a novel brightness correction m...

journal_title：BMC bioinformatics

authors： Ou Q,Xiao J,Yu L,Wu K,Xiong B

更新日期：2020-03-19 00:00:00

abstract：BACKGROUND:Current microRNA (miRNA) research in progress has engendered rapid accumulation of expression data evolving from microarray experiments. Such experiments are generally performed over different tissues belonging to a specific species of metazoan. For disease diagnosis, microarray probes are also prepared with...

journal_title：BMC bioinformatics

authors： Bandyopadhyay S,Bhattacharyya M

更新日期：2009-05-28 00:00:00

abstract：BACKGROUND:REX1 and REX2 are protein components of the RNA editing complex (the editosome) and function as exouridylylases. The exact roles of REX1 and REX2 in the editosome are unclear and the consequences of the presence of two related proteins are not fully understood. Here, a variety of computational studies were p...

journal_title：BMC bioinformatics

authors： Mian IS,Worthey EA,Salavati R

更新日期：2006-06-16 00:00:00

abstract：BACKGROUND:Annotations of the phylogenetic tree of the human kinome is an intuitive way to visualize compound profiling data, structural features of kinases or functional relationships within this important class of proteins. The increasing volume and complexity of kinase-related data underlines the need for a tool tha...

journal_title：BMC bioinformatics

authors： Eid S,Turk S,Volkamer A,Rippmann F,Fulle S

更新日期：2017-01-05 00:00:00

abstract：BACKGROUND:Regulation of gene expression, protein synthesis, replication and assembly of many viruses involve RNA-protein interactions. Although some successful computational tools have been reported to recognize RNA binding sites in proteins, the problem of specificity remains poorly investigated. After the nucleotide...

journal_title：BMC bioinformatics

authors： Fernandez M,Kumagai Y,Standley DM,Sarai A,Mizuguchi K,Ahmad S

更新日期：2011-01-01 00:00:00

abstract：BACKGROUND:The UNO/RIC Nanopore Detector provides a new way to study the binding and conformational changes of individual antibodies. Many critical questions regarding antibody function are still unresolved, questions that can be approached in a new way with the nanopore detector. RESULTS:We present evidence that diff...

journal_title：BMC bioinformatics

authors： Winters-Hilt S,Morales E,Amin I,Stoyanov A

更新日期：2007-11-01 00:00:00

abstract：BACKGROUND:Enrichment analysis is a popular approach to identify pathways or sets of genes which are significantly enriched in the context of differentially expressed genes. The traditional gene set enrichment approach considers a pathway as a simple gene list disregarding any knowledge of gene or protein interactions....

journal_title：BMC bioinformatics

authors： Bayerlová M,Jung K,Kramer F,Klemm F,Bleckmann A,Beißbarth T

更新日期：2015-10-22 00:00:00

abstract：BACKGROUND:Data extraction and integration methods are becoming essential to effectively access and take advantage of the huge amounts of heterogeneous genomics and clinical data increasingly available. In this work, we focus on The Cancer Genome Atlas, a comprehensive archive of tumoral data containing the results of ...

journal_title：BMC bioinformatics

authors： Cumbo F,Fiscon G,Ceri S,Masseroli M,Weitschek E

更新日期：2017-01-03 00:00:00

abstract：BACKGROUND:Recent studies in computational primary protein sequence analysis have leveraged the power of unlabeled data. For example, predictive models based on string kernels trained on sequences known to belong to particular folds or superfamilies, the so-called labeled data set, can attain significantly improved acc...

journal_title：BMC bioinformatics

authors： Kuksa P,Huang PH,Pavlovic V

更新日期：2009-04-29 00:00:00

abstract：BACKGROUND:Sequence mutations represent a driving force of adaptive evolution in bacterial pathogens. It is especially evident in reductive genome evolution where bacteria underwent lifestyles shifting from a free-living to a strictly intracellular or host-depending life. It resulted in loss-of-function mutations and/o...

journal_title：BMC bioinformatics

authors： Yu GX

更新日期：2009-01-30 00:00:00

abstract：BACKGROUND:Microarrays permit biologists to simultaneously measure the mRNA abundance of thousands of genes. An important issue facing investigators planning microarray experiments is how to estimate the sample size required for good statistical power. What is the projected sample size or number of replicate chips need...

journal_title：BMC bioinformatics

authors： Page GP,Edwards JW,Gadbury GL,Yelisetti P,Wang J,Trivedi P,Allison DB

更新日期：2006-02-22 00:00:00

abstract：BACKGROUND:A metagenomic sample is a set of DNA fragments, randomly extracted from multiple cells in an environment, belonging to distinct, often unknown species. Unsupervised metagenomic clustering aims at partitioning a metagenomic sample into sets that approximate taxonomic units, without using reference genomes. Si...

journal_title：BMC bioinformatics

authors： Alanko J,Cunial F,Belazzougui D,Mäkinen V

更新日期：2017-03-14 00:00:00

abstract：BACKGROUND:Decreasing costs of DNA sequencing have made prokaryotic draft genome sequences increasingly common. A contig scaffold is an ordering of contigs in the correct orientation. A scaffold can help genome comparisons and guide gap closure efforts. One popular technique for obtaining contig scaffolds is to map con...

journal_title：BMC bioinformatics

authors： Dias Z,Dias U,Setubal JC

更新日期：2012-05-14 00:00:00

abstract：BACKGROUND:For the development of genome assembly tools, some comprehensive and efficiently computable validation measures are required to assess the quality of the assembly. The mostly used N50 measure summarizes the assembly results by the length of the scaffold (or contig) overlapping the midpoint of the length-orde...

journal_title：BMC bioinformatics

authors： Mäkinen V,Salmela L,Ylinen J

更新日期：2012-10-03 00:00:00

abstract：BACKGROUND:Various computer-based methods exist for the detection and quantification of protein spots in two dimensional gel electrophoresis images. Area-based methods are commonly used for spot quantification: an area is assigned to each spot and the sum of the pixel intensities in that area, the so-called volume, is ...

journal_title：BMC bioinformatics

authors： Brauner JM,Groemer TW,Stroebel A,Grosse-Holz S,Oberstein T,Wiltfang J,Kornhuber J,Maler JM

更新日期：2014-06-11 00:00:00

abstract：BACKGROUND:The BioCreative text mining evaluation investigated the application of text mining methods to the task of automatically extracting information from text in biomedical research articles. We participated in Task 2 of the evaluation. For this task, we built a system to automatically annotate a given protein wit...

journal_title：BMC bioinformatics

authors： Ray S,Craven M

更新日期：2005-01-01 00:00:00

abstract：BACKGROUND:The abundant data available for protein interaction networks have not yet been fully understood. New types of analyses are needed to reveal organizational principles of these networks to investigate the details of functional and regulatory clusters of proteins. RESULTS:In the present work, individual cluste...

journal_title：BMC bioinformatics

authors： Sen TZ,Kloczkowski A,Jernigan RL

更新日期：2006-07-24 00:00:00

abstract：BACKGROUND:Evolutionary trees are central to a wide range of biological studies. In many of these studies, tree nodes and branches need to be associated (or annotated) with various attributes. For example, in studies concerned with organismal relationships, tree nodes are associated with taxonomic names, whereas tree b...

journal_title：BMC bioinformatics

authors： Han MV,Zmasek CM

更新日期：2009-10-27 00:00:00

abstract：BACKGROUND:Protein structure comparison is a fundamental task in structural biology. While the number of known protein structures has grown rapidly over the last decade, searching a large database of protein structures is still relatively slow using existing methods. There is a need for new techniques which can rapidly...

journal_title：BMC bioinformatics

authors： Zhang L,Bailey J,Konagurthu AS,Ramamohanarao K

更新日期：2010-01-18 00:00:00

abstract：BACKGROUND:Heritability of a phenotypic or molecular trait measures the proportion of variance that is attributable to genotypic variance. It is an important concept in breeding and genetics. Few methods are available for calculating heritability for traits derived from high-throughput sequencing. RESULTS:We propose s...

journal_title：BMC bioinformatics

authors： Rudra P,Shi WJ,Vestal B,Russell PH,Odell A,Dowell RD,Radcliffe RA,Saba LM,Kechris K

更新日期：2017-03-02 00:00:00

abstract：BACKGROUND:Automatic quantification of neuronal morphology from images of fluorescence microscopy plays an increasingly important role in high-content screenings. However, there exist very few freeware tools and methods which provide automatic neuronal morphology quantification for pharmacological discovery. RESULTS:T...

journal_title：BMC bioinformatics

authors： Ho SY,Chao CY,Huang HL,Chiu TW,Charoenkwan P,Hwang E

更新日期：2011-06-08 00:00:00

abstract：BACKGROUND:Reliable prediction of antibody, or B-cell, epitopes remains challenging yet highly desirable for the design of vaccines and immunodiagnostics. A correlation between antigenicity, solvent accessibility, and flexibility in proteins was demonstrated. Subsequently, Thornton and colleagues proposed a method for ...

journal_title：BMC bioinformatics

authors： Ponomarenko J,Bui HH,Li W,Fusseder N,Bourne PE,Sette A,Peters B

更新日期：2008-12-02 00:00:00

abstract：:In comparative genomics, the rearrangement distance between two genomes (equal the minimal number of genome rearrangements required to transform them into a single genome) is often used for measuring their evolutionary remoteness. Generalization of this measure to three genomes is known as the median score (while a re...

journal_title：BMC bioinformatics

authors： Aganezov S Jr,Alekseyev MA

更新日期：2012-01-01 00:00:00