Comparing Growth Hormone Genes in Atlantic and Chinook Salmon
Author Information
Author(s): Kristian R von Schalburg, Ryosuke Yazawa, Johan de Boer, Krzysztof P Lubieniecki, Benjamin Goh, Christopher A Straub, Marianne R Beetz-Sargent, Adrienne Robb, William S Davidson, Robert H Devlin, Ben F Koop
Primary Institution: Centre for Biomedical Research, University of Victoria
Hypothesis
The study aims to elucidate the conservation and regulation of growth hormone genes in Atlantic and Chinook salmon.
Conclusion
A core proximal promoter for transcription of both growth hormone genes is conserved between the two salmon species, but differences in transposon integration and regulatory elements exist.
Supporting Evidence
- Bacterial artificial chromosomes containing growth hormone genes were assembled and compared.
- Transposon insertions occurred differently in the promoters of growth hormone genes between the two species.
- Distinct regulatory modes were suggested for the growth hormone genes based on their promoter and intronic differences.
Takeaway
The study found that both Atlantic and Chinook salmon have similar growth hormone genes, but they have some differences that might affect how these genes work.
Methodology
Bacterial artificial chromosomes (BACs) containing growth hormone genes were isolated, characterized, and compared between Atlantic and Chinook salmon.
Digital Object Identifier (DOI)
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