导航博物馆工作流程中的不确定性:在RMCA托管的Diptera收藏的基因组数据挖掘和策划
Lore Esselens1, Pia Addison2, Jacqueline Bakengesa3,4
1Royal Museum for Central Africa, Tervuren, Belgium Royal Museum for Central Africa Tervuren Belgium.
Biodiversity data journal
|August 22, 2025
概括
在博物馆的昆虫藏品中采集基因组数据是可行的, 即使使用退化的DNA, 也可以使用短读序列. 这种方法整合了遗传信息,提高了标本的价值和保存.
科学领域:
- 昆虫学
- 基因组学
- 生物信息学
背景情况:
- 博物馆的收藏,如中非皇家博物馆 (RMCA) 的广泛的虫群 (Tephritidae和Syrphidae),对于分类学和系统研究至关重要.
- 将基因组数据整合到这些采集中,由于样本异质性和未知的采集条件,存在挑战.
研究的目的:
- 评估大型博物馆昆虫藏品中基因组数据挖掘和存档的简化工作流程的可行性.
- 评估Illumina短读全基因组测序对退化的昆虫标本的有效性.
主要方法:
- 分析了1400多种昆虫的DNA产量,质量和测序性能.
- 在博物馆标本上应用Illumina全基因组测序.
- 调整RMCA的存档系统以包含基因组数据和元数据.
主要成果:
- 在各种昆虫样本中观察到的DNA产量和质量的趋势很少.
- 在降解的昆虫物质中,Illumina短读测序被证明是有效的,初始测序失败率为7%.
- RMCA的存档系统已成功更新,将基因组数据与传统的样本记录整合起来.
结论:
- 常规短读测序是大型博物馆藏品中基因组数据挖掘的实用和经济有效的第一步.
- 基因组数据应被视为收集管理的组成部分,增强科学价值和长期保存.
- 整合基因组数据可以提高自然历史收藏中的遗传资源的可追溯性.
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