Molecular Time-Course and the Metabolic Basis of Entry into Dauer in Caenorhabditis elegans
2009

Understanding Dauer Entry in C. elegans

Sample size: 468 publication 10 minutes Evidence: high

Author Information

Author(s): Jeong Pan-Young, Kwon Min-Seok, Joo Hyoe-Jin, Paik Young-Ki

Primary Institution: Yonsei University

Hypothesis

What are the molecular pathways and metabolic changes involved in the entry into the dauer state in C. elegans?

Conclusion

The study reveals that entry into the dauer state in C. elegans involves a complex, time-compartmentalized process that relies on specific gene expression and metabolic regulation.

Supporting Evidence

  • The study created a comprehensive web-based database for C. elegans dauer metabolic data.
  • Results indicate that dauer larvae rely on fat or glyoxylate cycle-based energy sources.
  • Gene expression patterns were monitored at multiple time points to understand metabolic shifts.

Takeaway

When worms sense bad conditions, they can go into a special sleep mode called dauer to survive longer. This study looks at how they do that.

Methodology

The study used DNA microarray analysis to monitor gene expression changes during dauer entry across multiple time points.

Potential Biases

Potential bias in gene expression data due to the specific conditions under which the experiments were conducted.

Limitations

The study primarily focuses on wild-type N2 strain and may not account for variations in other strains or environmental conditions.

Participant Demographics

The study involved the wild-type C. elegans strain N2.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0004162

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication