Members of the Hyposoter didymator Ichnovirus repeat element gene family are differentially expressed in Spodoptera frugiperda
2006

Differential Expression of Ichnovirus Genes in Insects

publication Evidence: moderate

Author Information

Author(s): L. Galibert, G. Devauchelle, F. Cousserans, J. Rocher, P. Cérutti, M. Barat-Houari, P. Fournier, A. N. Volkoff

Primary Institution: UMR1231 INRA-UMII Biologie Intégrative et Virologie des Insectes, Montpellier, France

Hypothesis

The study investigates the transcription levels of rep genes in the ichnovirus associated with the wasp Hyposoter didymator in different tissues of its lepidopteran host, Spodoptera frugiperda.

Conclusion

The study found that not all rep genes are significantly transcribed in the lepidopteran host despite similar gene copy numbers.

Supporting Evidence

  • The study identified 10 rep genes in the HdIV genome.
  • Transcription levels of rep genes varied significantly in the lepidopteran host.
  • Rep1 was the most significantly transcribed gene in both the host and wasp.

Takeaway

This study looks at how certain virus genes behave in caterpillars and wasps, showing that some genes are more active than others.

Methodology

The study used relative quantitative PCR to analyze transcription levels of rep genes in various tissues of the host and wasp.

Limitations

The study does not explore the functional roles of the rep genes in detail.

Digital Object Identifier (DOI)

10.1186/1743-422X-3-48

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