Genostar

Genostar is a French bioinformatics company based in Grenoble. Its business is centered on computational tools that help researchers organize, interpret and model biological information, particularly in microbial genomics and systems biology. The company emerged in 2004 from the Genostar consortium, a public-private initiative established in 1999 by Genome Express, Hybrigenics, INRIA—the French National Institute for Research in Computer Science and Control—and the Pasteur Institute. The company’s principal technology is described as a platform-independent bioinformatics environment for microbial research. Its capabilities span sequence assembly, reference mapping, genomic annotation, protein-domain identification, comparative genomics, structural searches, metabolic-pathway analysis, and the modeling and simulation of biological networks. Platform independence was designed to allow use on Mac OS X, Windows and Linux systems, making the software suitable for research organizations with different technical infrastructures. Genostar’s Metabolic Pathway Builder brings several stages of genomic and systems-biology analysis into one environment. Researchers can assemble sequences against references, identify exact sequence matches, detect specific regions and single-nucleotide polymorphisms, predict genes, transfer annotations, and investigate protein domains. The environment also supports analysis of metabolic pathways and biological networks, linking sequence-level observations to biochemical functions. A separate Expression Data Solution connects gene-expression measurements with genes, gene products and biochemical reactions. The system can associate expression values with gene identifiers, identify co-expressed or co-regulated genes, display affected reactions and pathways, and visualize expression patterns on genomic maps and KEGG metabolic maps. It also provides statistical analysis of functional categories and exportable tables and maps. These capabilities position Genostar as a provider of research infrastructure rather than as a consumer-facing software brand. The company’s MicroB database was described as containing genomic, proteic, biochemical and metabolic information for approximately 1,100 bacterial and archaeal organisms. Genostar also reported collaborations or partnerships involving INRIA, the Swiss Institute of Bioinformatics and ChemAxon. Reference material mentions an expanded arrangement with biopharmaceutical company Merial related to the search for pathogenic virulence factors, indicating an application of the platform to industrial and applied microbiology. Publicly available reference material identifies Genostar’s founding context, product capabilities and selected partnerships, but does not establish its current ownership, leadership, financial condition, website, listed status or operating status. Accordingly, those corporate attributes remain unconfirmed in this dossier.

Genostar’s documented origins lie in the Genostar consortium, a public-private collaboration created in 1999. The consortium brought together Genome Express, Hybrigenics, INRIA and the Pasteur Institute. Its formation reflected the growing need to combine genomic sequence data with computational methods for annotation, comparative analysis and biological interpretation. In 2004, Genostar was established as a bioinformatics provider following the consortium’s work. The company was based in Grenoble, a French center for scientific and technological research. Its stated focus was the development of integrated computational environments for microbial research. Rather than limiting its offering to one analytical task, Genostar combined sequence assembly, mapping, annotation, protein-domain analysis, comparative genomics and metabolic modeling within a platform intended for use across major desktop operating systems. The company’s Metabolic Pathway Builder represented this integrated approach. Its sequence-analysis functions supported assembly relative to reference sequences, comparisons between references and contigs or between sequence sets, exact-match searches using MUMmer, and detection of regions and single-nucleotide polymorphisms. Annotation functions included ab-initio gene prediction based on hidden Markov models, BlastX analysis and automated annotation transfer using BlastP. Protein-level analysis incorporated Pfam-domain prediction through HMMER and selected EMBOSS methods. Genostar also developed an Expression Data Solution to connect high-throughput expression measurements with genomic and biochemical context. The software could assign expression values to gene names and identifiers, investigate co-expression and co-regulation, and display results through genomic maps and interactive metabolic pathways. It also supported functional-category analysis, including Gene Ontology and KEGG-related data, together with exportable outputs. The company’s MicroB database extended this approach from software into curated biological information. It was described as covering genomic, proteic, biochemical and metabolic data for roughly 1,100 bacterial and archaeal organisms. The combination of analysis software and organism-focused data was intended to support research into microbial functions, pathways and phenotypes. Genostar’s documented partners included INRIA, the Swiss Institute of Bioinformatics and ChemAxon. Reference material also describes an expanded agreement with Merial for investigating pathogenic virulence factors, suggesting that the company’s tools were applied to biopharmaceutical and industrial research as well as academic bioinformatics. However, the available material does not provide a reliable account of later product revisions, acquisitions, current management, ownership, financial performance or whether the company remains active. Those aspects require further verification.

• 2004

  Genostar founded

  [1]Genostaren.wikipedia.org

  Genostar was established as a bioinformatics provider following the work of the consortium.

• 1999

  Genostar consortium established

  [1]Genostaren.wikipedia.org

  Genome Express, Hybrigenics, INRIA and the Pasteur Institute formed a public-private consortium that provided the foundation for the later company.

A specialized bioinformatics provider for microbial genomics, functional annotation, expression analysis and systems-biology research.

• Bioinformatics research platform

  Metabolic Pathway Builder

  A platform-independent environment for microbial research. Its functions include sequence assembly, mapping against reference sequences, exact-match and region searches, SNP detection, gene prediction, annotation transfer, protein-domain prediction, comparative genomics, metabolic-pathway analysis, and biological-network modeling and simulation. It was designed for Mac OS X, Windows and Linux.

• Gene-expression analysis software

  Expression Data Solution (EDS)

  Software that links microarray or other expression measurements to genes, gene products and biochemical reactions. It supports co-expression and co-regulation analysis, genomic and metabolic-pathway visualization, expression-based coloring of coding sequences, functional-category significance testing, and exportable analytical tables and maps.

• Microbial biological database

  MicroB

  A database described as combining genomic, proteic, biochemical and metabolic information for approximately 1,100 bacterial and archaeal organisms. It was intended to provide organism and pathway context for microbial bioinformatics research.

1. 1Genostaren.wikipedia.org