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Microarray electrodes for impedance imaging and electrical characterization of ex-vivo human liver metastases from colorectal cancer

  • Michael Karnes
  • , Ryan Snodgrass
  • , Emily Sequin
  • , Charles Hitchcock
  • , Edward Martin
  • , Shawnn D. Nichols
  • , Carl Schmidt
  • , Sherif Abdel-Misih
  • , Mark Bloomston
  • , Vish Subramaniam
  • , Shaurya Prakash
  • Ohio State University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

An image of morphologically distinct regions in resected human liver tissue containing metastatic colorectal cancer was generated using micro-electrical impedance spectroscopy (μ-EIS), providing quantitative information on tissue properties and structure, reflecting local gradients in electrical conductivity and permittivity. These impedance measurements were able to differentiate between regions of tumor and non-tumor tissue, allowing for the direct inferences of tissue microstructure and disease state. This work consequently provides major advancements toward a microscale instrument for the real time quantitative differentiation of tumor and non-tumor tissues in the surgical field, aiding the surgeon in selecting proper margins, which have proven to be critical in the long term survival of cancer patients.

Original languageEnglish
Title of host publication2014 Solid-State Sensors, Actuators and Microsystems Workshop, Hilton Head 2014
EditorsMehran Mehregany, Mark G. Allen
PublisherTransducer Research Foundation
Pages324-326
Number of pages3
ISBN (Electronic)9781940470016
StatePublished - 2014
Event2014 Solid-State Sensors, Actuators and Microsystems Workshop, Hilton Head 2014 - Hilton Head Island, United States
Duration: Jun 8 2014Jun 12 2014

Publication series

NameTechnical Digest - Solid-State Sensors, Actuators, and Microsystems Workshop

Conference

Conference2014 Solid-State Sensors, Actuators and Microsystems Workshop, Hilton Head 2014
Country/TerritoryUnited States
CityHilton Head Island
Period06/8/1406/12/14

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