Correlation between the concentration of DNA and electrical bioimpedance

Angélica Hernández, Gerardo Ames, Virginia Sánchez, Modesto Gómez, Jennifer Sánchez, Nadia M. Pérez, Itsi A. Castillo, César A. González

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

Biosensors have recently been used for the identification and genetic characterization of diseases such as Salmonella, human papilloma, and breast cancer. The aim of this study was to examine the relationship between different concentrations of Deoxyribonucleic Acid (DNA) and the corresponding values of magnitude and phase of Electrical Bioimpedance (EBI). Functions that characterize the correlation of DNA with these two parameters were derived from linear regression by means of the least squares method. According to the results, it is feasible to determine the concentration of DNA from EBI measurements (at a specific frequency) of magnitude and phase, taking into account the corresponding linear functions. The present findings indicate the feasibility of using EBI measurements of magnitude and phase as a biosensor for the detection of genes associated with genetic and infectious diseases.

Original languageEnglish
Article number012021
JournalJournal of Physics: Conference Series
Volume2008
Issue number1
DOIs
StatePublished - 15 Nov 2021
Event4th Latin American Conference on Bioimpedance 2021, CLABIO 2021 - San Luis Potosi, Mexico
Duration: 10 Nov 202113 Nov 2021

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