Electrophysiological Phenomena

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  Subject Areas on Research

  • A gut-brain neural circuit for nutrient sensory transduction. 
  • A low-cost, multiplexed electrophysiology system for chronic μECoG recordings in rodents. 
  • A low-cost, open-source, wireless electrophysiology system. 
  • A positive pressure manipulator for a micro-electrode. 
  • Acquisition of neural learning in cerebellum and cerebral cortex for smooth pursuit eye movements. 
  • Altered neurotransmission in the lateral amygdala in aged human apoE4 targeted replacement mice. 
  • An automatic experimental apparatus to study arm reaching in New World monkeys. 
  • Basal ganglia outputs map instantaneous position coordinates during behavior. 
  • Bayesian quantitative electrophysiology and its multiple applications in bioengineering. 
  • Beyond the labeled line: variation in visual reference frames from intraparietal cortex to frontal eye fields and the superior colliculus. 
  • CURRENT DIPOLE IMAGES AND REFERENCE POTENTIALS. 
  • Cardiac fibroblast paracrine factors alter impulse conduction and ion channel expression of neonatal rat cardiomyocytes. 
  • Cellular and Synaptic Properties of Local Inhibitory Circuits. 
  • Changes in S1 neural responses during tactile discrimination learning. 
  • Characterization of a composite injury model of severe lower limb bone and nerve trauma. 
  • Comparative analysis of media effects on human induced pluripotent stem cell-derived cardiomyocytes in proarrhythmia risk assessment. 
  • Conductively coupled flexible silicon electronic systems for chronic neural electrophysiology. 
  • Cortical neurons multiplex reward-related signals along with sensory and motor information. 
  • Developing High-Throughput Assays to Analyze and Screen Electrophysiological Phenotypes. 
  • Differences in mismatch responses to vowels and musical intervals: MEG evidence. 
  • Disruption of visual awareness during the attentional blink is reflected by selective disruption of late-stage neural processing. 
  • Dynamics of population response to changes of motion direction in primary visual cortex. 
  • Effects of ginseng saponin on acute cocaine-induced alterations in evoked dopamine release and uptake in rat brain nucleus accumbens. 
  • Electrophysiological Biomarkers Predict Clinical Improvement in an Open-Label Trial Assessing Efficacy of Autologous Umbilical Cord Blood for Treatment of Autism. 
  • Engineering prokaryotic channels for control of mammalian tissue excitability. 
  • Enhanced subcortical spreading depression in familial hemiplegic migraine type 1 mutant mice. 
  • First theoretic analysis of magnetic drug targeting in the lung. 
  • Fluid dilution and efficiency of Na(+) transport in a mathematical model of a thick ascending limb cell. 
  • Freezing behaviour facilitates bioelectric crypsis in cuttlefish faced with predation risk. 
  • Highly-compliant, microcable neuroelectrodes fabricated from thin-film gold and PDMS. 
  • Hysteresis in human HCN4 channels: a crucial feature potentially affecting sinoatrial node pacemaking. 
  • Identification of a Retinal Circuit for Recurrent Suppression Using Indirect Electrical Imaging. 
  • Identification of distinct ChAT⁺ neurons and activity-dependent control of postnatal SVZ neurogenesis. 
  • In the rat, chronic intermittent ethanol exposure during adolescence alters the ethanol sensitivity of tonic inhibition in adulthood. 
  • Knock-in mouse model of alternating hemiplegia of childhood: behavioral and electrophysiologic characterization. 
  • Left bundle-branch block: the relationship between electrocardiogram electrical activation and echocardiography mechanical contraction. 
  • Localized force application reveals mechanically sensitive domains of Piezo1. 
  • Long-term modulation of A-type K(+) conductances in hippocampal CA1 interneurons in rats after chronic intermittent ethanol exposure during adolescence or adulthood. 
  • Measuring Feedforward Inhibition and Its Impact on Local Circuit Function. 
  • Mind in motion. 
  • Monte Carlo methods for localization of cones given multielectrode retinal ganglion cell recordings. 
  • Multichannel electrophysiological spike sorting via joint dictionary learning and mixture modeling. 
  • N-methyl-D-aspartate receptors strongly regulate postsynaptic activity levels during optic nerve regeneration. 
  • PR interval genome-wide association meta-analysis identifies 50 loci associated with atrial and atrioventricular electrical activity. 
  • Pluripotent stem cell-derived cardiac tissue patch with advanced structure and function. 
  • Quantifying electrical interactions between cardiomyocytes and other cells in micropatterned cell pairs. 
  • Rat intersubjective decisions are encoded by frequency-specific oscillatory contexts. 
  • Regenerative scaffold electrodes for peripheral nerve interfacing. 
  • Selective impairment of a subset of Ran-GTP-binding domains of ran-binding protein 2 (Ranbp2) suffices to recapitulate the degeneration of the retinal pigment epithelium (RPE) triggered by Ranbp2 ablation. 
  • Signaling by olfactory receptor neurons near threshold. 
  • Simultaneous monitoring of tissue PO2 and NADH fluorescence during synaptic stimulation and spreading depression reveals a transient dissociation between oxygen utilization and mitochondrial redox state in rat hippocampal slices. 
  • Simultaneous optical and electrical in vivo analysis of the enteric nervous system. 
  • Single neuron dynamics and computation. 
  • Single residues in the outer pore of TRPV1 and TRPV3 have temperature-dependent conformations. 
  • Spinal cord stimulation restores locomotion in animal models of Parkinson's disease. 
  • Spontaneous cortical activity in awake monkeys composed of neuronal avalanches. 
  • Subcortical neuronal ensembles: an analysis of motor task association, tremor, oscillations, and synchrony in human patients. 
  • The electromechanical substrate for response to cardiac resynchronization therapy in patients with right bundle branch block. 
  • The fMRI BOLD signal tracks electrophysiological spectral perturbations, not event-related potentials. 
  • The impact of chronic blood-brain barrier breach on intracortical electrode function. 
  • The role of voltage-gated potassium channels Kv2.1 and Kv2.2 in the regulation of insulin and somatostatin release from pancreatic islets. 
  • Topological analysis of population activity in visual cortex. 
  • Transcription factors MYOCD, SRF, Mesp1 and SMARCD3 enhance the cardio-inducing effect of GATA4, TBX5, and MEF2C during direct cellular reprogramming. 
  • Vibrissa sensory neurons: Linking distinct morphology to specific physiology and function. 
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  Keywords of People

  • Ferreira, Paulo Alexandre, Associate Professor in Ophthalmology, Pathology
  • Field, Greg D., Assistant Professor of Neurobiology, Neurobiology
  • Nicolelis, Miguel Angelo L., Duke School of Medicine Professor in Neuroscience, Psychology and Neuroscience