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DNA Methylation: Bisulphite Modification and Analysis
Published on: October 21, 2011
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Evaluating the sensitivity of hybridization-based epigenotyping using a methyl binding domain protein
Brandon W Heimer1, Tatyana A Shatova, Jungkyu K Lee
1Department of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02129, USA. sikes@mit.edu.
The Analyst
|May 15, 2014
Summary
CpG island hypermethylation is a disease biomarker. We developed an inexpensive device and assay for multiplexed epigenotyping, improving clinical analysis potential.
Area of Science:
- Molecular biology
- Epigenetics
- Biomarker discovery
Background:
- CpG island hypermethylation in gene promoters acts as a predictive biomarker for various diseases.
- Current methylation profiling methods face limitations for routine clinical application.
Purpose of the Study:
- To develop an affordable device for methylation profiling.
- To create an epigenotyping assay suitable for multiplexed analysis.
- To enhance the clinical utility of methylation biomarkers.
Main Methods:
- Development of a novel, inexpensive device for epigenotyping.
- Design of a multiplexed epigenotyping assay.
- Validation of the assay for clinical analysis.
Main Results:
- Successful development of a cost-effective device.
- Demonstration of an epigenotyping assay compatible with multiplexed analysis.
- The assay format is conducive to clinical settings.
Conclusions:
- The developed device and assay offer a promising solution for clinical methylation profiling.
- This approach could improve the diagnostic and prognostic capabilities for diseases associated with CpG hypermethylation.
- The findings support the translation of epigenotyping into routine clinical practice.
