Changes in the gene expression profile of Arabidopsis thaliana after infection with Tobacco etch virus
2008

Gene Expression Changes in Arabidopsis thaliana After Tobacco Etch Virus Infection

Sample size: 5 publication 10 minutes Evidence: high

Author Information

Author(s): Agudelo-Romero Patricia, Carbonell Pablo, de la Iglesia Francisca, Carrera Javier, Rodrigo Guillermo, Jaramillo Alfonso, Pérez-Amador Miguel A, Elena Santiago F

Primary Institution: Instituto de Biología Molecular y Celular de Plantas, Consejo Superior de Investigaciones Científicas-UPV

Hypothesis

How does Tobacco etch virus infection affect the gene expression profile of Arabidopsis thaliana?

Conclusion

TEV infection significantly impacts a wide array of cellular processes, particularly stress-response pathways.

Supporting Evidence

  • A total of 1727 genes showed significant alterations in expression levels after TEV infection.
  • The expression of heat-shock proteins was increased in response to TEV infection.
  • Functional GO categories associated with stress responses were significantly affected.

Takeaway

When plants get infected by a virus, they change how they express their genes to try to fight it off, which can affect their health.

Methodology

Gene expression was analyzed using long-oligonucleotide microarrays containing 26,173 protein-coding genes and 87 miRNAs.

Limitations

The study primarily focuses on one ecotype of Arabidopsis thaliana, which may limit the generalizability of the findings.

Participant Demographics

Arabidopsis thaliana ecotype Ler

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1186/1743-422X-5-92

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