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Updated: Jan 13, 2026

A Method to Study the C924T Polymorphism of the Thromboxane A2 Receptor Gene
Published on: April 1, 2019
A Simple Restriction Fragment Length Polymorphism-Based Method for Multiplex Testing of Thrombosis Risk Factors FV
Philippe de Mazancourt1,2,3, Sylvie Grey1, Elise Alabre1
1Laboratory of Biochemistry and Molecular Genetics, Ambroise Paré Hospital, GHU APHP-Université Paris-Saclay, F-92100 Boulogne-Billancourt, France.
This study presents a new method for simultaneously detecting two genetic risk factors, Factor V Leiden and F2 G20210A, for thromboembolic diseases. The improved assay reduces errors and contamination risks associated with current genetic testing methods.
Area of Science:
- Genetics
- Molecular Biology
- Clinical Diagnostics
Background:
- Factor V (FV) Leiden and F2 G20210A are key inherited genetic risk factors for thromboembolic diseases.
- Current PCR-based detection methods are prone to contamination and pipetting errors, requiring separate tests for each gene.
Purpose of the Study:
- To develop an improved, simultaneous PCR and restriction endonuclease assay for detecting FV Leiden and F2 G20210A variants.
- To enhance the accuracy and efficiency of genetic testing for thrombophilia.
Main Methods:
- Multiplex amplification using fluorescent primers.
- Incorporation of digestion control, identity monitoring, and contamination tracking.
- Simultaneous detection of FV Leiden and F2 G20210A genetic variants.
Main Results:
- Successful development of a novel assay for simultaneous detection.
- Demonstrated improved accuracy and reduced error potential compared to individual assays.
- Integrated controls for digestion, identity, and contamination.
Conclusions:
- The improved assay offers a more reliable and efficient method for diagnosing inherited thrombophilia.
- This advancement can aid in the early identification of individuals at risk for thromboembolic events.
- The assay's built-in controls enhance the robustness of genetic testing for FV Leiden and F2 G20210A.
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