Abstract
Transcriptomics is a powerful tool for high-throughput gene expression profiling. Transcriptome microarray experiments conducted with RNA isolated from hepatocytes after exposure to toxicants enable a deep insight into the molecular mechanisms of hepatotoxicity. This understanding, along with structure–activity relationships underlying hepatotoxicity, will provide a novel strategy to design cost-effective and safer therapeutics. Transcriptomics studies conducted with established hepatotoxic drugs in various in vitro and in vivo hepatotoxicity test systems have contributed to the elucidation of the mechanistic basis of liver insults, which were later on substantiated at the proteomics and metabolomics levels. The present chapter is focused on comprehensive transcriptomics of cultured primary hepatocytes treated with chemicals by applying Affymetrix microarray technology. It also describes the detailed protocol for culturing of hepatocytes, their exposure to toxicants as well as sample collection, including RNA isolation, RNA target preparation and finally the hybridization to gene chips for microarray expression analysis.
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Acknowledgements
We thank Margit Henry, Tamara Rotshteyn, and Susan Rohani for the excellent technical support. This work was supported by grants from the European Union (Project ESNATS) and the German Ministry for Research (BMBF, Project SysDT).
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Shinde, V. et al. (2015). Transcriptomics of Hepatocytes Treated with Toxicants for Investigating Molecular Mechanisms Underlying Hepatotoxicity. In: Vinken, M., Rogiers, V. (eds) Protocols in In Vitro Hepatocyte Research. Methods in Molecular Biology, vol 1250. Humana Press, New York, NY. https://doi.org/10.1007/978-1-4939-2074-7_16
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DOI: https://doi.org/10.1007/978-1-4939-2074-7_16
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