Microfluidic impedance spectroscopy as a tool for quantitative biology and biotechnology

AC Sabuncu, J Zhuang, JF Kolb, A Beskok - Biomicrofluidics, 2012 - pubs.aip.org
… to discriminate normal, apoptotic, and necrotic cells by measuring … The coefficient of variation
of cell impedance data over 3 … the device for biological cell impedance measurements. The …

Ultra sensitive biosensor based on impedance spectroscopy at microwave frequencies for cell scale analysis

C Dalmay, M Cheray, A Pothier, F Lalloué… - Sensors and Actuators A …, 2010 - Elsevier
… biological cell discrimination using impedance spectroscopy … The proposed method allows
label-free analysis at the cell scale … such as normal neural stem cells and tumor stem cells in …

Monitoring of cell and tissue responses to photodynamic therapy by electrical impedance spectroscopy

A Molckovsky, BC Wilson - Physics in Medicine & Biology, 2001 - iopscience.iop.org
… The outermost appeared immediately after PDT and contained very lightly stained cytoplasm,
normal-sized cells and nuclei, some compromised cell membranes, an overabundance of …

Detection of the osteogenic differentiation of mesenchymal stem cells in 2D and 3D cultures by electrochemical impedance spectroscopy

C Hildebrandt, H Büth, S Cho, H Thielecke - Journal of biotechnology, 2010 - Elsevier
… spectra of osteogenic treated hMSCs reported a significant increase of the magnitude of
impedance compared to controls cultivated in normal growth medium. The osteogenic status of …

Electrochemical impedance spectroscopy to study physiological changes affecting the red blood cell after invasion by malaria parasites

C Ribaut, K Reybier, O Reynes, J Launay… - Biosensors and …, 2009 - Elsevier
… In order to obtain information on the electrical properties of parasitized versus normal red
blood cells, impedance plots have been fitted according to the model circuit presented in Fig. 1…

Assisted laser impedance spectroscopy to probe breast cancer cells

F Mesa, BA Paez-Sierra, A Romero… - Journal of Physics D …, 2020 - iopscience.iop.org
… for confocal spectroscopy affect cells' … laser impedance spectroscopy facility and applied it
to characterize two breast cancer cell lines (BT-474 and MCF-7) and lymphocytes (as a normal

Assessment of cytotoxicity of quantum dots and gold nanoparticles using cell-based impedance spectroscopy

KB Male, B Lachance, S Hrapovic, G Sunahara… - Analytical …, 2008 - ACS Publications
… technique based on electric cell-substrate impedance sensing (ECIS) was demonstrated for
measuring the concentration and time response function of fibroblastic V79 cells exposed to …

Impedance-based cell monitoring: barrier properties and beyond

K Benson, S Cramer, HJ Galla - Fluids and Barriers of the CNS, 2013 - Springer
… In order to apply impedance spectroscopy to cellular systems … to derive the total impedance
Z of the cellular system is shown … wounding of normal rat kidney (NRK) epithelial cells over a …

Influence of electrode connection tracks on biological cell measurements by impedance spectroscopy

AL Alves de Araujo, J Claudel, D Kourtiche, M Nadi - Sensors, 2019 - mdpi.com
… To analyse the connection tracks’ effects on impedance spectroscopy measurements for the
detection of biological cells, we propose in this paper a sensor matrix composed of four 20 × …

Cell detection and counting through cell lysate impedance spectroscopy in microfluidic devices

X Cheng, Y Liu, D Irimia, U Demirci, L Yang, L Zamir… - Lab on a Chip, 2007 - pubs.rsc.org
… linearly with the number of isolated cells contributing to solution ion concentration. The
method of cell lysate impedance spectroscopy is sensitive enough to detect 20 cells µL–1, and …