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Transcriptome profiling for developmental stages Protaetia brevitarsis seulensis with focus on wing development and
Jihye Hwang1,2, Eun Hwa Choi1,2, Bia Park1
1Department of Biology Education, Teachers College and Institute for Phylogenomics and Evolution, Kyungpook National University, Daegu, Korea.
Plos One
|March 1, 2023
Summary
This study analyzed gene expression in the white-spotted flower chafer (Protaetia brevitarsis seulensis) to understand wing development and metamorphosis. Key genes involved in these processes were identified, offering insights into their genetic regulation.
Area of Science:
- Insect genetics
- Developmental biology
- Transcriptomics
Background:
- The white-spotted flower chafer (Protaetia brevitarsis seulensis) is a widely distributed Asian insect.
- This species is traditionally used in oriental medicine, highlighting its biological significance.
Purpose of the Study:
- To explore gene expression patterns related to wing development and metamorphosis in P. b. seulensis.
- To identify candidate genes involved in these crucial developmental processes using RNA-seq data.
Main Methods:
- Large-scale RNA sequencing (RNA-seq) was employed to generate transcriptome data.
- Transcriptome assembly yielded 23,551 high-quality transcripts with ~96.7% coverage.
- Network centrality analyses were performed on identified genes.
Main Results:
- A total of 265 wing development genes and 19 metamorphosis genes were identified.
- 1,594 out of 1,598 identified genes clustered together, indicating similar co-expression patterns.
- Wing development and metamorphosis genes exhibited high betweenness centrality and varied expression across life stages (highest in eggs, lowest in larvae).
Conclusions:
- The study identified key genes and co-expression patterns governing wing development and metamorphosis in P. b. seulensis.
- Findings provide significant insights into the genetic mechanisms underlying insect development and metamorphosis.
- This research lays the groundwork for further investigation into the genetic modulation of these processes.
