Dual Methylated BRCA1/BRCA2 Detection on an Aptamer-Based Integrated Microfluidic System

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

A new screening strategy has been developed to select a new aptamer suitably used in a clinical environment by using an in vivo-like systematic evolution of ligands by exponential enrichment (SELEX) following by conventional position and negative selection processes. One novel methylation-specific aptamer with high affinity and high specificity was successfully selected such that it could capture methylated tumor circulating cell-free DNA (cfDNA) from plasma of ovarian cancer (OvCa) patients. The aptamer was conjugated onto magnetic beads and applied in an integrated microfluidic chip for detection and quantification of two methylated tumor suppressor genes, BRCA1/BRCA2, from cfDNA in plasma or blood.

Original languageEnglish
Title of host publication2023 22nd International Conference on Solid-State Sensors, Actuators and Microsystems, Transducers 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages160-163
Number of pages4
ISBN (Electronic)9784886864352
Publication statusPublished - 2023
Event22nd International Conference on Solid-State Sensors, Actuators and Microsystems, Transducers 2023 - Kyoto, Japan
Duration: 2023 Jun 252023 Jun 29

Publication series

Name2023 22nd International Conference on Solid-State Sensors, Actuators and Microsystems, Transducers 2023

Conference

Conference22nd International Conference on Solid-State Sensors, Actuators and Microsystems, Transducers 2023
Country/TerritoryJapan
CityKyoto
Period23-06-2523-06-29

All Science Journal Classification (ASJC) codes

  • Computer Science Applications
  • Electrical and Electronic Engineering
  • Control and Optimization
  • Instrumentation

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