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Technical and Methodological Aspects of Cell-Free Nucleic Acids Analyzes
Zuzana Pös1,2,3, Ondrej Pös2,3,4, Jakub Styk4,5
1Institute of Clinical and Translational Research, Biomedical Research Center, Slovak Academy of Sciences, 845 05 Bratislava, Slovakia.
International Journal of Molecular Sciences
|November 19, 2020
Summary
Analyzing cell-free nucleic acids (cfNAs) offers great biomedical potential. This review summarizes current cfNA analysis workflows, highlighting benefits, limitations, and factors influencing outcomes for diverse applications.
Area of Science:
- Biomedical research
- Molecular diagnostics
- Genomics
Background:
- Cell-free nucleic acids (cfNAs) are increasingly vital in biomedical applications and clinical care.
- cfNAs possess diverse informative properties, including type, form, fragmentation, and epigenetic modifications.
Purpose of the Study:
- To provide an overview of current literature and commercial products for cfNA analysis.
- To summarize the benefits and limitations of existing cfNA processing approaches.
- To identify factors influencing cfNA analysis workflows and outcomes.
Main Methods:
- Literature review of available cfNA analysis methods and products.
- Analysis of factors impacting sample collection, storage, extraction, and bioinformatic processing.
- Synthesis of current knowledge on cfNA analytical workflows.
Main Results:
- Significant variability exists in cfNA analysis protocols across different applications.
- Each step in the cfNA workflow, from sample handling to data analysis, can impact results.
- A lack of universal standard protocols complicates cfNA analysis.
Conclusions:
- Standardization of cfNA analysis workflows is needed for reliable biomedical applications.
- Understanding workflow variables is crucial for optimizing cfNA analysis and interpretation.
- Further research is required to establish best practices for cfNA processing.
