Electric Impedance
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Subject Areas on Research
- A biophysical model for cardiac microimpedance measurements.
- A multi-site array for combined local electrochemistry and electrophysiology in the non-human primate brain.
- A new approach for resolution of complex tissue impedance spectra in hearts.
- A structural framework for interpretation of four-electrode microimpedance spectra in cardiac tissue.
- Acid-based parameters on pH-impedance testing predict symptom improvement with medical management better than impedance parameters.
- Amplification of antigen-antibody interactions based on biotin labeled protein-streptavidin network complex using impedance spectroscopy.
- Analysis of body-composition techniques and models for detecting change in soft tissue with strength training.
- Artificial intelligence automates and augments baseline impedance measurements from pH-impedance studies in gastroesophageal reflux disease.
- Assembly of alternating polycation and DNA multilayer films by electrostatic layer-by-layer adsorption.
- Bayesian analysis of fiber impedance measurements.
- Bioimpedance modeling to monitor astrocytic response to chronically implanted electrodes.
- Blood-brain barrier dysfunction after primary blast injury in vitro.
- Body Composition Measurements from Birth through 5 Years: Challenges, Gaps, and Existing & Emerging Technologies-A National Institutes of Health workshop.
- Breast cancer detection using high-density flexible electrode arrays and electrical impedance tomography.
- Cardiac microimpedance measurement in two-dimensional models using multisite interstitial stimulation.
- Caution about overinterpretation of symptom indexes in reflux monitoring for refractory gastroesophageal reflux disease.
- Cellular basis for bimatoprost effects on human conventional outflow.
- Characterization and property of DNA incorporated bilayer lipid membranes.
- Combined PI3K/Akt and Smad2 Activation Promotes Corneal Endothelial Cell Proliferation.
- Concentration-dependent behavior of nisin interaction with supported bilayer lipid membrane.
- Current density distributions, field distributions and impedance analysis of segmented deep brain stimulation electrodes.
- Determinants of increased energy expenditure in HIV-infected women.
- Dietary prenatal choline supplementation alters postnatal hippocampal structure and function.
- Directional Exosome Proteomes Reflect Polarity-Specific Functions in Retinal Pigmented Epithelium Monolayers.
- Disentangling the genetics of lean mass.
- Distal mean nocturnal baseline impedance on pH-impedance monitoring predicts reflux burden and symptomatic outcome in gastro-oesophageal reflux disease.
- Dynamics of segmental extracellular volumes during changes in body position by bioimpedance analysis.
- ECT failure rate among specific devices.
- ENaC- and CFTR-dependent ion and fluid transport in mammary epithelia.
- Early Impedance-Guided Intervention Improves Long-Term Outcome in Patients With Heart Failure.
- Effect of aging on body fat.
- Effect of hydrostatic pressure gradients and Na2EDTA on permeability of human Schlemm's canal cell monolayers.
- Effects of electroporation on transmembrane potential induced by defibrillation shocks.
- Effects of stochastic sodium channels on extracellular excitation of myelinated nerve fibers.
- Electric fields in tumors exposed to external voltage sources: implication for electric field-mediated drug and gene delivery.
- Electric fields within cells as a function of membrane resistivity--a model study.
- Electrical and gas sensing properties of polyaniline functionalized single-walled carbon nanotubes.
- Electrical properties of implant encapsulation tissue.
- Electrochemical activation of electrodes for amperometric detection of nitric oxide.
- Electrochemical properties and myocyte interaction of carbon nanotube microelectrodes.
- Electrode systems for measuring cardiac impedances using optical transmembrane potential sensors and interstitial electrodes--theoretical design.
- Electrodeposited platinum-iridium coating improves in vivo recording performance of chronically implanted microelectrode arrays.
- Esophageal contractile segment impedance from high-resolution impedance manometry correlates with mean nocturnal baseline impedance and acid exposure time from 24-hour pH-impedance monitoring.
- Estimation of Body Fat Percentage for Clinical Pharmacokinetic Studies in Children.
- Experimental and model-based analysis of differences in perception of cutaneous electrical stimulation across the sole of the foot.
- Fabrication of gold nanowires by electric-field-induced scanning probe lithography and in situ chemical development.
- Feasibility of cardiac microimpedance measurement using multisite interstitial stimulation.
- Flexible, high-resolution thin-film electrodes for human and animal neural research.
- Furosemide and mannitol suppression of epileptic activity in the human brain.
- GERD phenotypes from pH-impedance monitoring predict symptomatic outcomes on prospective evaluation.
- Geophysical subsurface imaging for ecological applications.
- Gold nanoparticles on polarizable surfaces as Raman scattering antennas.
- How to Optimally Apply Impedance in the Evaluation of Esophageal Dysmotility.
- Hypopharyngeal pepsin and Sep70 as diagnostic markers of laryngopharyngeal reflux: preliminary study.
- Hypoventilation patterns during bronchoscopic sedation and their clinical relevance based on capnographic and respiratory impedance analysis.
- Impedance Guided Radiofrequency Ablation for Atrial Fibrillation: Something Old Is New Again.
- Impedance characteristics of deep brain stimulation electrodes in vitro and in vivo.
- Implanted electrodes for multi-month EEG.
- In vitro assessment of long-term reliability of low-cost μECoG arrays.
- Increasing the computational efficiency of a bidomain model of defibrillation using a time-dependent activating function.
- Influence of dynamic gap junction resistance on impulse propagation in ventricular myocardium: a computer simulation study.
- Influence of epicardial patches on defibrillation threshold with nonthoracotomy lead configurations.
- Integrated circuit amplifiers for multi-electrode intracortical recording.
- Interaction of K7Fe3+P2W17O62H2 with supported bilayer lipid membranes on platinum electrode.
- Ion channel behavior of amphotericin B in sterol-free and cholesterol- or ergosterol-containing supported phosphatidylcholine bilayer model membranes investigated by electrochemistry and spectroscopy.
- Ion-channel sensing of ferricyanide anion based on a supported bilayer lipid membrane.
- Long-term recording reliability of liquid crystal polymer µECoG arrays.
- Loss compensation in metamaterials through embedding of active transistor based negative differential resistance circuits.
- Mean Nocturnal Baseline Impedance Correlates With Symptom Outcome When Acid Exposure Time Is Inconclusive on Esophageal Reflux Monitoring.
- Measurement of vertebral cortical integrity during pedicle exploration for intrapedicular fixation.
- Membrane current from transmembrane potentials in complex core-conductor models
- Multichannel power electronics and magnetic nanoparticles for selective thermal magnetogenetics.
- Multisite interstitial stimulation for cardiac micro-impedance measurements.
- New diagnostic devices in heart failure.
- Non-acid Reflux: What to Do When You Don't Feel the Burn.
- Novel Diagnostic Techniques in the Evaluation of Gastroesophageal Reflux Disease (GERD).
- Optimization of impedance-measured reflux events in GORD utilizing acid exposure time.
- Optimization of signal-to-noise ratio for multilayer PZT transducers.
- Oral transforming growth factor-alpha enhances jejunal mucosal recovery and electrical resistance in piglet rotavirus enteritis.
- Oxidative stress impact on barrier function of porcine angular aqueous plexus cell monolayers.
- Physical activity as a predictor of body composition in American Indian children.
- Physical properties and quantification of the ECT stimulus: I. Basic principles.
- Prediction of readmissions and mortality in patients with heart failure: lessons from the IMPEDANCE-HF extended trial.
- Predictors of Abnormal Functional Luminal Impedance Planimetry Findings in Non-mechanical Esophagogastric Junction Outflow Obstruction.
- Prevalence, characteristics, and treatment outcomes of reflux hypersensitivity detected on pH-impedance monitoring.
- Pulmonary vascular impedance and recipient chronic pulmonary hypertension following cardiac transplantation.
- Rapid measurement of total body water to facilitate clinical decision making in hospitalized elderly patients.
- Repeated primary blast injury causes delayed recovery, but not additive disruption, in an in vitro blood-brain barrier model.
- Selective microstimulation of central nervous system neurons.
- Sep70/Pepsin expression in hypopharynx combined with hypopharyngeal multichannel intraluminal impedance increases diagnostic sensitivity of laryngopharyngeal reflux.
- Size and ionic currents of unexcitable cells coupled to cardiomyocytes distinctly modulate cardiac action potential shape and pacemaking activity in micropatterned cell pairs.
- Spatial potential and current distributions along transvenous defibrillation electrodes: variation of electrode characteristics.
- Surface coverage effects on defibrillation impedance for transvenous electrodes.
- The Appraisal of Body Content (ABC) trial: Increased male or female adiposity does not significantly impact in vitro fertilization laboratory or clinical outcomes.
- The Ohmmeter Identifies the Site of Fluid Leakage during Artificial Urinary Sphincter Revision Surgery.
- The effect of progressive resistance training on leg strength, aerobic capacity and functional tasks of daily living in persons with Down syndrome.
- The muscle activation method: an approach to impedance control of brain-machine interfaces through a musculoskeletal model of the arm.
- Transcranial magnetic stimulation induces current pulses in transcranial direct current stimulation electrodes.
- Unidirectional block in a computer model of partially coupled segments of cardiac Purkinje tissue.
- Use of electric cell-substrate impedance sensing as a tool for quantifying cytopathic effect in influenza A virus infected MDCK cells in real-time.
- Validation of changes in extracellular volume measured during hemodialysis using a segmental bioimpedance technique.
- Why do some patients have high defibrillation thresholds at defibrillator implantation? Answers from basic research.
- pH Impedance Parameters Associated with Improvement in GERD Health-Related Quality of Life Following Anti-reflux Surgery.