e-infrastructure Roadmap for Open Science in Agriculture

A bibliometric study

The e-ROSA project seeks to build a shared vision of a future sustainable e-infrastructure for research and education in agriculture in order to promote Open Science in this field and as such contribute to addressing related societal challenges. In order to achieve this goal, e-ROSA’s first objective is to bring together the relevant scientific communities and stakeholders and engage them in the process of coelaboration of an ambitious, practical roadmap that provides the basis for the design and implementation of such an e-infrastructure in the years to come.

This website highlights the results of a bibliometric analysis conducted at a global scale in order to identify key scientists and associated research performing organisations (e.g. public research institutes, universities, Research & Development departments of private companies) that work in the field of agricultural data sources and services. If you have any comment or feedback on the bibliometric study, please use the online form.

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Title

EPIGENETIC REGULATION IN BOVINE CELLS: NUTRIENT-INDUCED MODULATION OF GENE EXPRESSION AND CELLULAR FUNCTIONS

en
Abstract

Research on epigenetics and nutrigenetics, the genome-nutrient interface and is in its infancy with respect to livestock species. Ruminant species have evolved to metabolize short-chain fatty acids (VFA) to fulfill up to 70% of their energy requirements. Our studies revealed that VFA, especially butyrate, participate in metabolism as nutrients and as inhibitors of histone deacetylases (HDAC), which are one of the most important types of epigenetic regulators. The detailed mechanisms by which butyrate induces cell growth arrest and apoptosis were analyzed using global gene expression profiles and the Ingenuity Pathways Knowledge Base. Gene expression profiling with high-density oligonucleotide microarrays indicated that butyrate induces many significant changes in the expression of genes associated with many regulatory pathways that are critical to cell growth, immune response and signal transduction. The functional category and pathway analyses of the microarray data revealed that several canonical pathways (Cell cycle: G2/M DNA damage checkpoint; pyrimidine metabolism; Cell cycle: G1/S Checkpoint Regulation; and purine metabolism; insulin-like growth factor axis components) were significantly affected. Butyrate Induced cell cycle arrest in bovine cells through targeting gene expression relevant to DNA replication apparatus. Our results also suggest that IGF2, not IGF1, along with its receptor (IGF2R) played a critical role in regulating cell cycle progression and programmed cell death. The present findings provide an example of epigenetic regulation of genome at work and basis for understanding the full range of the biological roles and the molecular mechanisms that butyrate may play in human and animal cell growth, proliferation, and energy metabolism.

en
Year
2009
en
Country
  • US
Organization
  • USDA_ARS_Agr_Res_Serv (US)
Data keywords
  • knowledge
  • knowledge based
en
Agriculture keywords
  • livestock
en
Data topic
  • big data
  • information systems
en
SO
ANIMAL GENETICS
Document type

Inappropriate format for Document type, expected simple value but got array, please use list format

Institutions 10 co-publis
  • USDA_ARS_Agr_Res_Serv (US)
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e-ROSA - e-infrastructure Roadmap for Open Science in Agriculture has received funding from the European Union’s Horizon 2020 research and innovation programme under grant agreement No 730988.
Disclaimer: The sole responsibility of the material published in this website lies with the authors. The European Union is not responsible for any use that may be made of the information contained therein.