Related Experiment Video
Updated: Jun 26, 2025
07:24
A Hybrid DNA Extraction Method for the Qualitative and Quantitative Assessment of Bacterial Communities from Poultry Production Samples
Published on: December 10, 2014
14.5K
Implementing high-throughput insect barcoding in microbiome studies: impact of non-destructive DNA extraction on
Veronika Andriienko1,2,3, Mateusz Buczek1, Rudolf Meier4
1Institute of Environmental Sciences, Faculty of Biology, Jagiellonian University, Kraków, Poland.
Biorxiv : the Preprint Server for Biology
|May 15, 2024
Summary
High-throughput barcoding (megabarcoding) using HotSHOT buffer can identify insect species and reconstruct their microbial communities. While it reduces microbial DNA quantity, the overall bacterial community composition remains largely intact for analysis.
Area of Science:
- Ecology
- Microbiology
- Genomics
Background:
- Insect-associated microbial communities are vital but understudied.
- DNA-based monitoring is crucial for biodiversity assessment.
- Integrating insect and microbial diversity studies is essential.
Approach:
- Investigated the impact of HotSHOT buffer on insect DNA extraction for barcoding.
- Compared 16S rRNA amplicon sequencing data from treated and untreated insect specimens.
- Assessed effects on microbial abundance and community profiles across 16 insect species.
Key Points:
- HotSHOT treatment significantly reduced microbial DNA quantity (approx. 15-fold decrease).
- Microbial community composition was largely unaffected, especially for abundant bacteria.
- Low-abundance microbes near the detection threshold showed some changes.
Conclusions:
- HotSHOT-treated specimens are suitable for insect microbiome composition analysis.
- Megabarcoding can be combined with microbiota studies for cost-effective biodiversity assessment.
- This approach accelerates knowledge of insect microbiomes in diverse communities.
Related Concept Videos
02:54Evolutionary Relationships through Genome Comparisons
5.7K
Genome comparison is one of the excellent ways to interpret the evolutionary relationships between organisms. The basic principle of genome comparison is that if two species share a common feature, it is likely encoded by the DNA sequence conserved between both species. The advent of genome sequencing technologies in the late 20th century enabled scientists to understand the concept of conservation of domains between species and helped them to deduce evolutionary relationships across diverse...
5.7K
01:24DNA Isolation
38.9K
DNA isolation protocols can be fast and straightforward or complex and time-consuming depending on the type and quality of DNA required for further processing. For example, plasmid DNA extraction is a bit more complicated than genomic DNA extraction because of the need for an appropriate lysis method to separate plasmid DNA from gDNA during isolation. However, for specific applications, such as long-range DNA sequencing that require a good yield of high- quality DNA samples, we need to follow...
38.9K