Publications

  • Roberts J.G., Toups J.V., Eyualem E.*, Sombers L.A.  An In Situ Calibration Strategy for Voltammetric Measurements In Vivo.  Anal. Chem. 2013, 85(23): 11568-75.

  • Schmidt A.C., Wang X., Zhu Y., Sombers L.A.  Carbon Nanotube Yarn Electrodes for Enhanced Detection of Neurotransmitter Dynamics in Live Brain Tissue.  ACS Nano. 2013, 7: 7864-7873.

  • Lugo-Morales L.Z., Loziuk P.L.*, Corder A.K.*, Toups J.V., Roberts J.G., McCaffrey K.A., Sombers L.A.  Enzyme-Modified Carbon-Fiber Microelectrode for the Quantification of Dynamic Fluctuations of Nonelectroactive Analytes Using Fast-Scan Cyclic Voltammetry. Anal. Chem. 2013, 85: 8780-8786.

  • Spanos M., Gras-Najjar J., Letchworth J.M., Sanford A.L., Toups J.V., Sombers L.A. Quantitation of Hydrogen Peroxide Fluctuations and their Local Modulation of Dopamine Dynamics in the Rat Dorsal Striatum using Fast-Scan Cyclic Voltammetry. ACS Chemical Neurosci. 2013, 4(5): 782-789.
  • Roberts, J.G., Lugo-Morales, L.Z., Loziuk, P.L.*, and Sombers, L.A. Real-time Chemical Measurements of Dopamine Release in the Brain, Methods Mol Biol. 2013; 964:275-94.
  • Owesson-White C.A., Roitman M.F., Sombers L.A., Belle A.M., Keithley R.B., Peele J.L., Carelli R.M., Wightman R.M. Sources Contributing to the Average Basal Concentration of Dopamine in the Nucleus Accumbens. J. Neurochem. In press. January 2012; 121(2): 252-62.
  • Harrington J.M., Bargar J.R., Jarzecki A.A., Roberts J.G., Sombers L.A., Duckworth O.W. Trace Metal Complexation by the Triscatecholate Siderophore Protochelin: Structure and Stability. Biometals. 2012; Apr; 25(2): 393-412.
  • Roberts JG, Hamilton KL*, Sombers LA. Comparison of Electrode Materials for the Detection of Rapid Hydrogen Peroxide Fluctuations using Background Subtracted Fast Scan Cyclic Voltammetry. Analyst. 2011, 136 (17), 3550 - 3556.
  • Sanford AL, Morton SW, Whitehouse KL, Oara HM, Lugo-Morales LZ, Sombers LA. Voltammetric Detection of Hydrogen Peroxide at Carbon Fiber Microelectrodes. Analytical Chemistry. 2010 Jun 15; 82(12): 5205-10. PMCID# NIHMS209398
  • Roberts JG, Moody BP, McCarty GS, Sombers LA. Specific Oxygen-Containing Functional Groups on the Carbon Surface Underlie an Enhanced Sensitivity to Dopamine at Electrochemically Pretreated Carbon Fiber Microelectrodes. Langmuir 2010. 26 (11), 91169122.
  • Sombers L.A., Beyene M., Carelli R.M., Wightman R.M. Synaptic Overflow of Dopamine in the Nucleus Accumbens Arises from Neuronal Activity in the Ventral Tegmental Area. J. Neurosci. 2009. 29(6): 1735-42. PMCID#19211880
  • Hermans A., Keithley R.B., Sombers L.A., Kita J.M., Wightman R.M. Dopamine Detection with Fast-Scan Cyclic Voltammetry Used with Analog Background Subtraction. Anal. Chem. 2008. 80(11): 4040-8.
  • Sombers L.A., Wittenberg N., Maxson M.M., Ewing A.G. High Osmolarity and L-DOPA Augment Release via the Fusion Pore in PC12 Cells. Chemphyschem. 2007. 8(17): 2471-7.
  • Wightman R.M., Heien M.L.A.V., Wassum K.M., Sombers L.A., Aragona B.J., Khan A.S., Ariansen J.L, Cheer J.F., Phillips P.E.M., Carelli R.M. Dopamine Release is Heterogenous within Microenvironments of the Rat Brain. Eur. J. Neurosci. 2007. 26(7): 2046-54.
  • Cheer J.F., Wassum K.M., Sombers L.A., Aragona B.J., Ariansen J.L, Heien M.L.A., Wightman R.M. Phasic Dopamine Release Evoked by Abused Substances Requires Cannabinoid Receptor Activation. J. Neurosci. 2007. 27(4): 791-5.
  • Sombers L.A., Hanchar H.J., Ewing, A.G. The Effects of Vesicular Volume on Secretion through the Fusion Pore in Exocytotic Release from PC12 Cells. J. Neurosci. 2004. 240(2): 303-309.
  • Cans A.S., Wittenberg N., Karlsson R., Sombers L.A., Karlsson M., Orwar O., Ewing A.G. Artificial cells: unique insights into exocytosis using liposomes and lipid nanotubes. Proc. Natl. Acad. Sci. USA. 2003. 100(2): 400-4.

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