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Updated: Feb 6, 2026
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Leveraging CyVerse Resources for De Novo Comparative Transcriptomics of Underserved Non-model Organisms
Published on: May 9, 2017
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The Euphausia superba transcriptome database, SuperbaSE: An online, open resource for researchers
Benjamin J Hunt1, Özge Özkaya1, Nathaniel J Davies1
1Department of Genetics College of Medicine Biological Sciences and Psychology University of Leicester University Road Leicester UK.
Ecology and Evolution
|August 11, 2018
Summary
We created a new head transcriptome for Antarctic krill (Euphausia superba), a vital Southern Ocean species. This resource aids in understanding krill
Area of Science:
- Marine Biology
- Ecosystem Dynamics
- Genomics
Background:
- Antarctic krill (Euphausia superba) is a keystone species in the Southern Ocean, linking primary production to higher trophic levels.
- Krill plays a significant role as an ecosystem engineer, influencing carbon sequestration and nutrient cycling.
- There is growing commercial interest in krill for aquaculture and health industries.
Purpose of the Study:
- To generate a de novo assembled head transcriptome for Euphausia superba.
- To demonstrate the utility of this transcriptome as a molecular resource.
- To identify and characterize circadian clock genes within E. superba.
Main Methods:
- De novo assembly of the Euphausia superba head transcriptome.
- Bioinformatic analysis to identify gene families, including those related to the circadian clock.
- Development of a user-friendly online database (SuperbaSE) for data accessibility.
Main Results:
- A comprehensive de novo assembled head transcriptome for E. superba was successfully created.
- Numerous genes associated with the circadian clock in E. superba were identified and characterized.
- The study identified key components of the central feedback loop for the krill circadian clock.
Conclusions:
- The E. superba head transcriptome is a valuable molecular resource for diverse scientific disciplines.
- This resource facilitates research into krill's molecular mechanisms, including circadian biology.
- The openly accessible SuperbaSE database promotes wider engagement and research in krill biology.
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