Effect of zinc deficiency on the mRNA expression pattern in liver and jejunum of adult rats: Monitoring gene expression using cDNA microarrays combined with real-time RT-PCR

Michael W. Pfaffl, B. Gerstmayer, A. Bosio, Wilhelm Windisch

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59 Scopus citations

Abstract

In the study presented here, the effect of zinc deficiency on mRNA expression levels in liver and jejunum of adult rats was analyzed. Feed intake was restricted to 8 g/day. The semi-synthetic diet was fortified with pure phytate and contained either 2 μg Zn/g (Zn deficiency, n = 6) or 58 μg Zn/g (control, n = 7). After 29 days of Zn depletion feeding, entire jejunum and liver were retrieved and total RNA was extracted. Tissue specific expression pattern were screened and quantified by microarray analysis and verified individually via real-time RT-PCR. A relative quantification was performed with the newly developed Relative Expression Software Tool

Original languageEnglish
Pages (from-to)691-702
Number of pages12
JournalJournal of Nutritional Biochemistry
Volume14
Issue number12
DOIs
StatePublished - Dec 2003

Keywords

  • Adult rats
  • Gene expression pattern
  • Metallothionein
  • Real-time RT-PCR
  • Relative expression
  • Zinc deficiency
  • cDNA microarray

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