Genomic expression profiles in liver of mice exposed to purified terephthalic acid manufacturing wastewater

Zongyao Zhang, Liping Ma, Xu Xiang Zhang*, Weixin Li, Yan Zhang, Bing Wu, Liuyan Yang, Shupei Cheng

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

21 Scopus citations

Abstract

DNA micorarray was used to analyze hepatic transcriptional profile of male mice (Mus musculus) after 35-d intragastric perfusion treatment with purified terephthalic acid (PTA) manufacturing wastewater. Haematological analysis demonstrated that the levels of glutamyl transferase and lactate dehydrogenase in serum were significantly decreased, and DNA microarray showed that a total of 306 genes were differentially expressed in PTA wastewater-treated mice. According to Kyoto encyclopedia of genes and genomes pathway database, the differentially expressed genes were mainly grouped to metabolic pathways (58 genes) and biological processes (101 genes). PTA wastewater had significant impacts upon metabolisms of lipid, carbohydrate, amino acid, vitamin and nucleotide. Several signal transduction pathways are most susceptible to PTA wastewater, including mitogen-activated protein kinases, Janus kinase/signal transducers and activators of transcription and calcium signaling pathways. Potential public health problems may arise from the discharge of PTA wastewater into the environment.

Original languageEnglish
Pages (from-to)1121-1126
Number of pages6
JournalJournal of Hazardous Materials
Volume181
Issue number1-3
DOIs
StatePublished - Sep 2010
Externally publishedYes

Keywords

  • Genomic toxicity
  • Industrial wastewater
  • Microarray
  • Purified terephthalic acid

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