The Octopamine Receptor OAMB Mediates Ovulation via Ca2+/Calmodulin-Dependent Protein Kinase II in the Drosophila Oviduct Epithelium
2009

How the Octopamine Receptor OAMB Helps Drosophila Ovulate

Sample size: 12 publication 10 minutes Evidence: high

Author Information

Author(s): Lee Hyun-Gwan, Rohila Suman, Han Kyung-An

Primary Institution: Pennsylvania State University

Hypothesis

OAMB mediates ovulation in Drosophila via Ca2+/Calmodulin-Dependent Protein Kinase II.

Conclusion

The study reveals that OAMB in the oviduct epithelium is crucial for ovulation in Drosophila, with CaMKII acting as a key downstream signaling molecule.

Supporting Evidence

  • OAMB is expressed in the oviduct epithelium, which is crucial for ovulation.
  • Both OAMB isoforms can reinstate ovulation in oamb mutant females.
  • CaMKII is identified as a major downstream signaling molecule for OAMB in ovulation.

Takeaway

This study shows that a specific receptor in fruit flies helps them lay eggs by sending signals when they mate.

Methodology

The researchers used transgenic Drosophila and various GAL4/UAS systems to manipulate gene expression and assess ovulation.

Limitations

The study primarily focuses on Drosophila and may not directly translate to other species.

Participant Demographics

Drosophila melanogaster (fruit flies) were used in the study.

Statistical Information

P-Value

p<0.0001

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1371/journal.pone.0004716

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication