Works (37)

Updated: January 28th, 2024 04:39

2023 article

Exploiting Microelectrode Geometry for Comprehensive Detection of Individual Exocytosis Events at Single Cells

De Alwis, A. C., Denison, J. D., Shah, R., McCarty, G. S., & Sombers, L. A. (2023, August 8). ACS SENSORS, Vol. 8.

By: A. De Alwis n, J. Denison n, R. Shah n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
author keywords: voltammetry; amperometry; chromaffincell; diffusion; catecholamine; dense corevesicle; carbon fiber microelectrode
Sources: Web Of Science, ORCID
Added: August 21, 2023

2023 journal article

Exploring Electrochemistry: A Hydrogen Peroxide Sensor Based on a Screen-Printed Carbon Electrode Modified with Prussian Blue

JOURNAL OF CHEMICAL EDUCATION, 100(12), 4853–4859.

By: J. Todorov n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
author keywords: Upper-Division Undergraduate; AnalyticalChemistry; Laboratory Equipment; Hands-On Learning; Electrochemistry; Quantitative Analysis
Sources: Web Of Science, ORCID
Added: January 8, 2024

2023 journal article

Simultaneous, Real-Time Detection of Glutamate and Dopamine in Rat Striatum Using Fast-Scan Cyclic Voltammetry

ACS SENSORS, 8(11), 4091–4100.

By: L. Kimble n, J. Twiddy n, J. Berger n, A. Forderhase n, G. Mccarty n, J. Meitzen n, L. Sombers n

co-author countries: United States of America 🇺🇸
author keywords: FSCV; biosensor; carbon-fiber microelectrode; excitatory amino acid transporter; dl-threo-beta-benzyloxyaspartic acid; dl-TBOA
Sources: Web Of Science, ORCID
Added: December 18, 2023

2023 journal article

Untapped Potential: Real-Time Measurements of Opioid Exocytosis at Single Cells

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 145(44), 24071–24080.

By: J. Denison n, A. De Alwis n, R. Shah n, G. Mccarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: December 11, 2023

2022 article

Neurotransmitter Readily Escapes Detection at the Opposing Microelectrode Surface in Typical Amperometric Measurements of Exocytosis at Single Cells

McCarty, G. S., Dunaway, L. E., Denison, J. D., & Sombers, L. A. (2022, June 24). ANALYTICAL CHEMISTRY, Vol. 6.

By: G. McCarty n, L. Dunaway n, J. Denison n & L. Sombers n

co-author countries: United States of America 🇺🇸
MeSH headings : Animals; Carbon Fiber; Catecholamines / metabolism; Cattle; Chromaffin Cells / metabolism; Exocytosis / physiology; Microelectrodes; Neurotransmitter Agents / metabolism
Sources: Web Of Science, ORCID
Added: July 18, 2022

2020 journal article

Interpreting Dynamic Interfacial Changes at Carbon Fiber Microelectrodes Using Electrochemical Impedance Spectroscopy

Langmuir, 36(15), 4214–4223.

By: C. Meunier n, J. Denison n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
MeSH headings : Carbon; Carbon Fiber; Dielectric Spectroscopy; Electric Impedance; Microelectrodes
Sources: Web Of Science, ORCID, Crossref
Added: May 8, 2020

2019 journal article

Drift Subtraction for Fast-Scan Cyclic Voltammetry Using Double-Waveform Partial-Least-Squares Regression

Analytical Chemistry, 91(11), 7319–7327.

By: C. Meunier n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
MeSH headings : Adenosine / analysis; Animals; Brain / diagnostic imaging; Dopamine / analysis; Electrochemical Techniques; Hydrogen Peroxide / analysis; Least-Squares Analysis; Male; Rats; Rats, Sprague-Dawley
Sources: Web Of Science, ORCID, Crossref
Added: June 24, 2019

2018 journal article

Carbon-Fiber Microbiosensor for Monitoring Rapid Lactate Fluctuations in Brain Tissue Using Fast-Scan Cyclic Voltammetry

Analytical Chemistry, 90(21), 12994–12999.

By: S. Smith n, S. Gosrani n, C. Lee n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
MeSH headings : Animals; Biosensing Techniques / methods; Carbon Fiber / chemistry; Electrochemical Techniques / instrumentation; Electrochemical Techniques / methods; Enzymes, Immobilized / chemistry; Lactic Acid / analysis; Limit of Detection; Male; Microelectrodes; Mixed Function Oxygenases / chemistry; Neostriatum / metabolism; Rats, Sprague-Dawley; Sensitivity and Specificity
Sources: Web Of Science, ORCID, Crossref
Added: November 26, 2018

2018 journal article

Characterization of a Multiple-Scan-Rate Voltammetric Waveform for Real-Time Detection of Met-Enkephalin

ACS Chemical Neuroscience, 10(4), 2022–2032.

By: S. Calhoun n, C. Meunier n, C. Lee n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
author keywords: carbon fiber; opioid; chromaffin cell; dopamine; cyclic voltammetry; microelectrode; FSCV
MeSH headings : Adrenal Glands / chemistry; Adrenal Glands / metabolism; Animals; Electrochemical Techniques / methods; Enkephalin, Methionine / analysis; Enkephalin, Methionine / metabolism; Male; Microinjections / methods; Organ Culture Techniques; Rats; Rats, Sprague-Dawley; Substantia Nigra / chemistry; Substantia Nigra / metabolism
Sources: Web Of Science, ORCID, Crossref
Added: May 6, 2019

2018 journal article

Electrochemical Selectivity Achieved Using a Double Voltammetric Waveform and Partial Least Squares Regression: Differentiating Endogenous Hydrogen Peroxide Fluctuations from Shifts in pH

Analytical Chemistry, 90(3), 1767–1776.

By: C. Meunier n, E. Mitchell n, J. Roberts n, J. Toups n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
MeSH headings : Animals; Brain / metabolism; Electrochemical Techniques / methods; Hydrogen Peroxide / metabolism; Hydrogen-Ion Concentration; Least-Squares Analysis; Male; Principal Component Analysis; Rats, Sprague-Dawley
Sources: Crossref, ORCID
Added: February 5, 2020

2018 journal article

Quantitative Comparison of Enzyme Immobilization Strategies for Glucose Biosensing in Real-Time Using Fast-Scan Cyclic Voltammetry Coupled with Carbon-Fiber Microelectrodes

ChemPhysChem, 19(10), 1197–1204.

By: S. Smith n, L. Lugo-Morales n, C. Tang n, S. Gosrani n, C. Lee n, J. Roberts n, S. Morton n, G. McCarty n, S. Khan n, L. Sombers n

co-author countries: United States of America 🇺🇸
author keywords: biosensing; carbon-fiber microelectrodes; cyclic voltammetry; dopamine; glucose
MeSH headings : Animals; Biosensing Techniques; Carbon / chemistry; Electrochemical Techniques; Enzymes, Immobilized; Glucose / analysis; Glucose Oxidase / metabolism; Male; Microelectrodes; Rats; Rats, Sprague-Dawley; Time Factors
Sources: Crossref, ORCID
Added: January 25, 2020

2017 journal article

Background Signal as an in Situ Predictor of Dopamine Oxidation Potential: Improving Interpretation of Fast-Scan Cyclic Voltammetry Data

ACS CHEMICAL NEUROSCIENCE, 8(2), 411–419.

By: C. Meunier n, J. Roberts n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
author keywords: Carbon-fiber microelectrode; electrochemical impedance spectroscopy; electrochemistry; calibration; in vivo
MeSH headings : Analysis of Variance; Animals; Antipsychotic Agents / pharmacology; Biophysics; Brain / drug effects; Brain / metabolism; Dopamine / metabolism; Electric Stimulation; Electrochemical Techniques; Electrodes; Enzyme Inhibitors / pharmacology; Male; Neural Pathways / drug effects; Neural Pathways / metabolism; Oxidation-Reduction; Rats; Rats, Sprague-Dawley; Reserpine / pharmacology; alpha-Methyltyrosine / pharmacology
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

Simultaneous Voltammetric Measurements of Glucose and Dopamine Demonstrate the Coupling of Glucose Availability with Increased Metabolic Demand in the Rat Striatum

ACS Chemical Neuroscience, 8(2), 272–280.

By: S. Smith n, C. Lee n, M. Dausch n, B. Horman n, H. Patisaul n, G. McCarty n, L. Sombers n

co-author countries: United States of America 🇺🇸
author keywords: Biosensor; carbon fiber microelectrode; neuroenergetics; glucose oxidase; cocaine; fast-scan cyclic voltammetry
MeSH headings : Animals; Biophysics; Cocaine / pharmacology; Corpus Striatum / cytology; Corpus Striatum / diagnostic imaging; Corpus Striatum / drug effects; Corpus Striatum / metabolism; Dopamine / metabolism; Dopamine Antagonists / pharmacology; Dopamine Uptake Inhibitors / pharmacology; Drug Combinations; Electric Stimulation; Extracellular Fluid / metabolism; Glial Fibrillary Acidic Protein / metabolism; Glucose / metabolism; Hydrogen Peroxide / metabolism; Male; Microelectrodes; Raclopride / pharmacology; Rats; Rats, Sprague-Dawley; Tyrosine 3-Monooxygenase / metabolism
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2017 journal article

Spectroelectrochemical Characterization of the Dynamic Carbon-Fiber Surface in Response to Electrochemical Conditioning

Langmuir, 33(32), 7838–7846.

By: E. Mitchell n, L. Dunaway n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2016 journal article

Design and characterization of a microfabricated hydrogen clearance blood flow sensor

JOURNAL OF NEUROSCIENCE METHODS, 267, 132–140.

By: L. Walton*, M. Edwards*, G. McCarty n & R. Wightman*

co-author countries: United States of America 🇺🇸
author keywords: COMSOL Multiphysics; Electrolysis; Gas clearance; Photolithography; Platinum electrode
MeSH headings : Blood Chemical Analysis / instrumentation; Cerebrovascular Circulation / physiology; Computer Simulation; Electrodes, Implanted; Equipment Design; Finite Element Analysis; Hydrogen / analysis; Microtechnology; Norepinephrine / metabolism; Oxygen / analysis; Platinum; Reproducibility of Results
Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 journal article

Facilitating Teamwork in Adolescent and Young Adult Oncology

JOURNAL OF ONCOLOGY PRACTICE, 12(11), 1067-+.

By: R. Johnson*, C. Macpherson*, A. Smith*, R. Block* & J. Keyton*

co-author countries: United States of America 🇺🇸
MeSH headings : Adolescent; Adult; Communication; Cooperative Behavior; Humans; Interprofessional Relations; Male; Patient Care Team / organization & administration; Precursor B-Cell Lymphoblastic Leukemia-Lymphoma / drug therapy; Trust; Young Adult
Sources: Web Of Science, ORCID
Added: August 6, 2018

2015 journal article

Microfabricated Collector-Generator Electrode Sensor for Measuring Absolute pH and Oxygen Concentrations

ANALYTICAL CHEMISTRY, 87(20), 10556–10564.

By: A. Dengler n, R. Wightman* & G. McCarty n

co-author countries: United States of America 🇺🇸
MeSH headings : Electrochemical Techniques / instrumentation; Hydrogen-Ion Concentration; Microelectrodes; Oxygen / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018

2014 journal article

Multiple Scan Rate Voltammetry for Selective Quantification of Real-Time Enkephalin Dynamics

ANALYTICAL CHEMISTRY, 86(15), 7806–7812.

By: A. Schmidt n, L. Dunaway n, J. Roberts n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
MeSH headings : Animals; Electrodes; Enkephalins / physiology; In Vitro Techniques; Male; Rats; Rats, Sprague-Dawley
Sources: Web Of Science, ORCID
Added: August 6, 2018

2014 journal article

Reducing the Sampling Rate of Biochemical Measurements Using Fast-Scan Cyclic Voltammetry for In Vivo Applications

IEEE SENSORS JOURNAL, 14(9), 2975–2980.

By: A. Amos n, J. Roberts n, L. Qi n, L. Sombers n & G. McCarty n

co-author countries: United States of America 🇺🇸
author keywords: Carbon fiber microelectrodes; dopamine; electrochemistry; wireless protocol
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

In Situ Electrode Calibration Strategy for Voltammetric Measurements In Vivo

ANALYTICAL CHEMISTRY, 85(23), 11568–11575.

By: J. Roberts n, J. Toups n, E. Eyualem n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
MeSH headings : Animals; Calibration; Electrochemical Techniques / methods; Electrodes, Implanted; Flow Injection Analysis / methods; Male; Rats; Rats, Sprague-Dawley
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Microfabricated microelectrode sensor for measuring background and slowly changing dopamine concentrations

JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 693, 28–33.

By: A. Dengler n & G. McCarty n

co-author countries: United States of America 🇺🇸
author keywords: Dopamine; Tonic level; Electrochemical measurement; Basal level; Biochemical sensor; Microfabricated sensor
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 journal article

Carbon Microelectrodes with a Renewable Surface

ANALYTICAL CHEMISTRY, 82(5), 2020–2028.

co-author countries: United States of America 🇺🇸
MeSH headings : Carbon / chemistry; Microelectrodes; Microscopy, Atomic Force; Surface Properties
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 journal article

Characterization of Local pH Changes in Brain Using Fast-Scan Cyclic Voltammetry with Carbon Microelectrodes

ANALYTICAL CHEMISTRY, 82(23), 9892–9900.

By: P. Takmakov n, M. Zachek n, R. Keithley n, E. Bucher n, G. McCarty n & R. Wightman n

co-author countries: United States of America 🇺🇸
MeSH headings : 3,4-Dihydroxyphenylacetic Acid / chemistry; Animals; Brain / metabolism; Carbon / chemistry; Electrochemical Techniques / methods; Flow Injection Analysis; Hydrogen-Ion Concentration; Male; Microelectrodes; Rats; Rats, Sprague-Dawley
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 journal article

Enhancing electrochemical detection by scaling solid state nanogaps

JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 643(1-2), 9–14.

By: G. McCarty n, B. Moody n & M. Zachek n

co-author countries: United States of America 🇺🇸
author keywords: Dopamine; Nanogaps; CV; Nanoscale electrochemistry; Electrochemical cycling
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 journal article

In Situ Monitoring of Adipogenesis with Human-Adipose-Derived Stem Cells Using Surface-Enhanced Raman Spectroscopy

APPLIED SPECTROSCOPY, 64(11), 1227–1233.

By: B. Moody n, C. Haslauer n, E. Kirk n, A. Kannan n, E. Loboa n & G. McCarty n

co-author countries: United States of America 🇺🇸
author keywords: Raman spectroscopy; Adipogenesis; Stem cells; Surface-enhanced Raman spectroscopy; SERS
MeSH headings : Adipogenesis / physiology; Adipose Tissue / cytology; Adipose Tissue / metabolism; Adult; Cells, Cultured; Endocytosis; Female; Gold Colloid / chemistry; Gold Colloid / pharmacokinetics; Humans; Metal Nanoparticles / chemistry; Microscopy, Electron, Transmission; Spectrum Analysis, Raman / methods; Stem Cells / cytology; Stem Cells / metabolism
Sources: Web Of Science, ORCID
Added: August 6, 2018

2010 journal article

Microfabricated FSCV-compatible microelectrode array for real-time monitoring of heterogeneous dopamine release

The Analyst, 135(7), 1556.

co-author countries: United States of America 🇺🇸
MeSH headings : Dopamine / metabolism; Electrochemical Techniques / instrumentation; Electrochemical Techniques / methods; Microelectrodes; Time Factors
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2010 journal article

Simultaneous monitoring of dopamine concentration at spatially different brain locations in vivo

Biosensors and Bioelectronics, 25(5), 1179–1185.

By: M. Zachek*, P. Takmakov*, J. Park*, R. Wightman* & G. McCarty*

co-author countries: United States of America 🇺🇸
author keywords: Dopamine; Microelectrodes; Electrode arrays; In vivo electrochemistry; FSCV
MeSH headings : Animals; Biosensing Techniques / instrumentation; Corpus Striatum / metabolism; Dopamine / analysis; Electrochemistry / instrumentation; Electrodes, Implanted; Equipment Design; Equipment Failure Analysis; Male; Rats; Rats, Sprague-Dawley; Reproducibility of Results; Sensitivity and Specificity; Tissue Distribution
Sources: Crossref, ORCID
Added: February 5, 2020

2010 journal article

Specific Oxygen-Containing Functional Groups on the Carbon Surface Underlie an Enhanced Sensitivity to Dopamine at Electrochemically Pretreated Carbon Fiber Microelectrodes

LANGMUIR, 26(11), 9116–9122.

By: J. Roberts n, B. Moody n, G. McCarty n & L. Sombers n

co-author countries: United States of America 🇺🇸
MeSH headings : Carbon / chemistry; Dopamine / chemistry; Electrochemistry / instrumentation; Microelectrodes; Microscopy, Atomic Force; Oxygen / chemistry; Spectrum Analysis, Raman
Sources: Web Of Science, ORCID
Added: August 6, 2018

2009 journal article

Simultaneous Decoupled Detection of Dopamine and Oxygen Using Pyrolyzed Carbon Microarrays and Fast-Scan Cyclic Voltammetry

ANALYTICAL CHEMISTRY, 81(15), 6258–6265.

By: M. Zachek n, P. Takmakov n, B. Moody n, R. Wightman n & G. McCarty n

co-author countries: United States of America 🇺🇸
MeSH headings : Animals; Biosensing Techniques; Brain / metabolism; Carbon / chemistry; Dopamine / analysis; Electrochemistry / instrumentation; Microarray Analysis; Microelectrodes; Oxygen / analysis; Rats; Spectrum Analysis, Raman
Sources: Web Of Science, ORCID
Added: August 6, 2018

2009 journal article

Solid state nanogaps for differential measurements of molecular properties

Applied Physics Letters, 94(12), 122104.

By: B. Moody n & G. McCarty n

co-author countries: United States of America 🇺🇸
author keywords: nanostructured materials; organic compounds; Raman spectra
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2009 journal article

Statistically Significant Raman Detection of Midsequence Single Nucleotide Polymorphisms

ANALYTICAL CHEMISTRY, 81(5), 2013–2016.

By: B. Moody n & G. McCarty n

co-author countries: United States of America 🇺🇸
MeSH headings : Biosensing Techniques / methods; DNA / chemistry; Oligonucleotides / chemistry; Polymorphism, Single Nucleotide / genetics; Spectrum Analysis, Raman / methods; Surface Plasmon Resonance / methods; Surface Properties
Sources: Web Of Science, ORCID
Added: August 6, 2018

2008 journal article

Electrochemical dopamine detection: Comparing gold and carbon fiber microelectrodes using background subtracted fast scan cyclic voltammetry

JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 614(1-2), 113–120.

By: M. Zachek n, A. Hermans*, R. Wightman* & G. McCarty n

co-author countries: United States of America 🇺🇸
author keywords: dopamine; carbon fiber microelectrode; Au microelectrode
Sources: Web Of Science, ORCID
Added: August 6, 2018

2007 journal article

Effects of Molecular Structure and Interfacial Ligation on the Precision of Cu-Bound α,ω-Mercaptoalkanoic Acid “Molecular Ruler” Stacks

Langmuir, 23(2), 638–648.

By: T. Daniel*, S. Uppili*, G. McCarty* & D. Allara*

co-author countries: United States of America 🇺🇸
Sources: Crossref, ORCID
Added: February 5, 2020

2006 journal article

Hybrid Approaches to Nanolithography: Photolithographic Structures with Precise, Controllable Nanometer-Scale Spacings Created by Molecular Rulers

Advanced Materials, 18(8), 1020–1022.

By: M. Anderson*, M. Mihok*, H. Tanaka*, L. Tan*, M. Horn*, G. McCarty n, P. Weiss*

co-author countries: Japan 🇯🇵 United States of America 🇺🇸
Sources: Crossref, ORCID
Added: February 5, 2020

2006 journal article

Monitoring the addition of molecular species to electrodes utilizing inherent electronic properties

Journal of Applied Physics, 99(6), 064701.

By: G. McCarty n

co-author countries: United States of America 🇺🇸
Sources: Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2004 journal article

Formation and Manipulation of Protopolymer Chains

Journal of the American Chemical Society, 126(51), 16772–16776.

By: G. McCarty* & P. Weiss*

co-author countries: United States of America 🇺🇸
Sources: Crossref, ORCID
Added: February 5, 2020

2004 journal article

Molecular Lithography for Wafer-Scale Fabrication of Molecular Junctions

Nano Letters, 4(8), 1391–1394.

By: G. McCarty*

co-author countries: United States of America 🇺🇸
Sources: Crossref, ORCID
Added: February 5, 2020

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