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Targeted DNA Methylation Analysis by Next-generation Sequencing
Published on: February 24, 2015
DNA methylation profiling using bisulfite-based epityping of pooled genomic DNA
Sophia J Docherty1, Oliver S P Davis, Claire M A Haworth
1King's College London, MRC Social, Genetic and Developmental Psychiatry Centre, Institute of Psychiatry, De Crespigny Park, London SE5 8AF, UK. Sophia.docherty@iop.kcl.ac.uk
Methods (San Diego, Calif.)
|July 6, 2010
Summary
This study introduces DNA pooling for DNA methylation profiling, making large-scale epigenetic studies more affordable and efficient. This method accurately assesses group DNA methylation averages, reducing costs and DNA input for disease research.
Area of Science:
- Epigenetics
- Genomics
- Molecular Biology
Background:
- DNA methylation is crucial for cellular function and implicated in diseases.
- Current gold-standard DNA methylation profiling requires substantial DNA and is costly for large studies.
- DNA pooling is an established technique for large-scale genetic and gene expression studies.
Purpose of the Study:
- To adapt DNA pooling for cost-effective and efficient DNA methylation profiling.
- To enable large-scale epigenetic investigations of disease phenotypes.
- To reduce the time, cost, and DNA input required for methylation studies.
Main Methods:
- Application of DNA pooling technique to DNA methylation profiling.
- Utilizing sodium bisulfite modification of genomic DNA.
- Quantitative assessment of group DNA methylation averages.
Main Results:
- The DNA pooling method provides accurate quantitative assessments of average DNA methylation.
- This approach significantly reduces the time, cost, and DNA starting material needed.
- Enables cost-effective large-scale epigenetic investigations.
Conclusions:
- DNA pooling is a viable and economical method for large-scale DNA methylation profiling.
- This technique facilitates broader epigenetic research into disease phenotypes.
- Reduces barriers to entry for large-scale human epigenetics studies.
