Results 21 to 30 of about 35,180 (255)

Reflectance Confocal Microscopy and Electrical Impedance Spectroscopy in the Early Detection of Melanoma in Changing Lesions during Long-term Follow-up of Very High-risk Patients

open access: yesActa Dermato-Venereologica, 2022
Electrical impedance spectroscopy has clinical relevance in diagnosing malignancy in melanocytic lesions. Sixty-eight lesions with changes during digital follow-up of patients at very high risk of developing melanoma were prospectively included in this ...
Marion Chavez-Bourgeois   +8 more
doaj   +1 more source

Application Status and Prospect of Impedance Spectroscopy in Agricultural Product Quality Detection

open access: yesAgriculture, 2022
The nondestructive testing of agricultural products has always been a key technology for the modernization of agriculture and food. By applying a sinusoidal voltage (current) excitation signal of variable frequency, the relationship between the amplitude,
Junhui Cheng   +5 more
doaj   +1 more source

UHT Milk Characterization by Electrical Impedance Spectroscopy

open access: yesApplied Sciences, 2022
Ultra-High Temperature (UHT) pasteurized milk is the most diffused variety of milk in Europe. In this paper, a method is presented, employing Electrical Impedance Spectroscopy to characterize the different commercial milks commonly available in grocery ...
Graziella Scandurra   +3 more
doaj   +1 more source

Diagnostic Accuracy of Electrical Impedance Spectroscopy in Non-melanoma Skin Cancer

open access: yesActa Dermato-Venereologica, 2020
Electrical impedance spectroscopy is a non-invasive technique that can help clinicians in diagnosing malignant skin tumours. Depending on the cellular irregularity of the lesion, electrical impedance spectroscopy can reveal changes in the structure and ...
Esra Sarac   +6 more
doaj   +1 more source

Recent Advances in Electrical Impedance Sensing Technology for Single-Cell Analysis

open access: yesBiosensors, 2021
Cellular heterogeneity is of significance in cell-based assays for life science, biomedicine and clinical diagnostics. Electrical impedance sensing technology has become a powerful tool, allowing for rapid, non-invasive, and label-free acquisition of ...
Zhao Zhang   +5 more
doaj   +1 more source

Design of using chamber system based on electrical impedance spectroscopy (EIS) to measure epithelial tissue

open access: yesSensing and Bio-Sensing Research, 2020
This work aims to propose a Ussing chamber system based on electrical impedance spectroscopy (EIS) for measuring impedance in epithelial tissues. The proposed method is composed of two functional parts: Ussing chambers (UC) where the tissue under test is
Paulo C. Calvo   +4 more
doaj   +1 more source

HT-29 Colon Cancer Cell Electromanipulation and Assessment Based on Their Electrical Properties

open access: yesMicromachines, 2022
This study proposes a feasible approach for the rapid, sensitive, and label-free identification of cancerous cells based on dielectrophoretic (DEP) manipulation and electrical characterization.
Marius Andrei Olariu   +8 more
doaj   +1 more source

Structural, diffuse reflectance spectroscopy and dielectric relaxation properties of zirconium (IV) dioxide

open access: yesJournal of Materials Research and Technology, 2021
Structural, diffuse reflectance spectroscopy, dielectric relaxation processes and electrical conduction mechanism of zirconium (IV) dioxide were investigated.
T. Altalhi   +7 more
doaj   +1 more source

Electrical impedance spectroscopy study of biological tissues [PDF]

open access: yesJournal of Electrostatics, 2008
The objective of this study was to investigate the electrical impedance properties of rat lung and other tissues ex vivo using Electrical Impedance Spectroscopy. Rat lungs (both electroporated and naïve (untreated)), and mesenteric vessels (naïve) were harvested from male Sprague-Dawley rats; their electrical impedance were measured using a Solartron ...
D A, Dean   +3 more
openaire   +2 more sources

Electrical impedance spectroscopy for prostate cancer diagnosis [PDF]

open access: yes2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2012
Electrical impedance was recorded at 21 discrete frequencies (1 to 100 kHz) from 27 ex vivo human prostates. These electrical properties were measured by using custom designed Electrical Impedance Spectroscopy (EIS) sensing biopsy (Bx) needles. EIS-Bx needles gauge the electrical properties of tissue in tandem with the tissue extraction (used for ...
Mishra, V.   +4 more
openaire   +3 more sources

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