Genome-Wide Gene Expression Profiling of Fertilization Competent Mycelium in Podospora anserina
Author Information
Author(s): Frédérique Bidard, Jinane Aït Benkhali, Evelyne Coppin, Sandrine Imbeaud, Pierre Grognet, Hervé Delacroix, Robert Debuchy
Primary Institution: Univ Paris-Sud, Institut de Génétique et Microbiologie UMR8621, Orsay, France
Hypothesis
What are the target genes regulated by mating-type transcription factors in the heterothallic fungus Podospora anserina?
Conclusion
The study provides a comprehensive analysis of mating-type target genes in Podospora anserina, revealing that many of these genes are not directly involved in mating.
Supporting Evidence
- The study identified 157 differentially transcribed genes between mat+ and mat− strains.
- 32 genes were selected for deletion, revealing two essential for the sexual cycle.
- Comparative analysis showed significant numbers of orthologous pairs with other species.
Takeaway
This study looked at how certain genes in a fungus help it reproduce, finding that many of these genes do other important jobs too.
Methodology
Transcriptomic profiles of mat+ and mat− strains were analyzed to identify differentially transcribed genes, and mutant strains were used to assess regulatory actions.
Limitations
The study was conducted in homokaryotic strains, and the results may not apply to heterokaryotic strains.
Statistical Information
P-Value
<0.005
Statistical Significance
p<0.005
Digital Object Identifier (DOI)
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