Neuroscience Program

Nathalia Peixoto

Nathalia Peixoto

Nathalia Peixoto

Associate Professor, Electrical and Computer Engineering Department

The engineering of novel implantable devices and electrodes, assistive technology including methods of interfacing electronics that are under human control

Selected Publications

Minnikanti, S, Diao, G, Pancrazio, JJ, Xie, X, Rieth, L, Solzbacher, F, Peixoto, N. “Lifetime Assessment of Atomic-Layer-Deposited Al2O3–Parylene C Bilayer Coating for Neural Interfaces Using Accelerated Age Testing and Electrochemical Characterization.” Acta Biomaterialia 10 (2): 960–67, 2014.

Hamilton F, Berry T, Peixoto N, Sauer T. Real-time tracking of neuronal network structure using data assimilation. Physical Review E ;88(5):052715, 2013.

Expanded Publication List

Minnikanti, S, Diao, G, Pancrazio, JJ, Xie, X, Rieth, L, Solzbacher, F, Peixoto, N. “Lifetime Assessment of Atomic-Layer-Deposited Al2O3–Parylene C Bilayer Coating for Neural Interfaces Using Accelerated Age Testing and Electrochemical Characterization.” Acta Biomaterialia 10 (2): 960–67, 2014.

Charkhkar H., Frewin C., Nezafati M., Knaack G. L., Peixoto N., Saddow S. E., and Pancrazio J. J., “Use of cortical neuronal networks for in vitro material biocompatibility testing,” Biosensors and Bioelectronics, 53, 316–323, 2014.

Hamilton F, Berry T, Peixoto N, Sauer T. Real-time tracking of neuronal network structure using data assimilation. Physical Review E ;88(5):052715, 2013.

Knaack, G.L, Charkhkar, H., Hamilton, F.W., Peixoto, N., O’Shaughnessy, T.J., Pancrazio, J.J., Differential responses to w-agatoxin IVA in murine frontal cortex and spinal cord derived neuronal networks, Neurotoxicology, 37, 19-25, 2013.

Peixoto, N., H. Charkhkar, H. Ghaffari-Nik, Voice controlled wheelchairs: fine control by humming, Computer Methods and Programs in Biomedicine, 112, 156-165, 2013.

Smith T.M., Seshaiyer P., Peixoto N., Suh J.M., Bagshaw G., Collins L.M.,
Exploring slope with stairs and steps, MTMS (Middle School Math Teachers Magazine, peer reviewed), 370-380, 2013.

Boquete, L, Ascariz, JMR., Cantos, J., Barea, R, Peixoto, N., A portable wireless biometric multi-channel system, Measurement, vol. 45(6), 1587-1598, 2012.

Berry T, Hamilton F, Peixoto N, Sauer T, Detecting connectivity changes in neuronal networks, Journal of Neuroscience Methods, 209(2), 388-397, 2012.

(Book chapter) Minnikanti, S., Peixoto, N., Implantable Electrodes with Carbon Nanotube Coatings, in Carbon Nanotubes Applications on Electron Devices, ed. J.M. Marulanda, ISBN 879-953-307-496-2, ed. InTech, 2011.

Boquete, L., Rodriguez-Ascariz, J.M., Artacho, I., Cantos-Frontela, J., Peixoto, N., Dynamically programmable electronic pill dispenser system, Journal of Medical Systems, 34(3), 357-366, 2010.

Minnikanti, S. Pereira M. Jaraiedi S., Jackson K, Neto C.M., Peixoto N. In vivo electrochemical characterization and inflammatory response of multiwalled carbon nanotube-based electrodes in rat hippocampus, J Neural Eng 7 016002 (11pp), 2010.

Foltys D, Linkermann A, Heumann A, Hoppe-Lotichius M, Heise M, Schad A, Schneider J, Bender K, Schmid M, Mauer D, Peixoto N, Otto G. Organ recipients suffering from undifferentiated neuroendocrine small-cell carcinoma of donor origin: a case report. Transplant Proc.;41(6):2639-42, 2009.

Minnikanti, S., Skeath, P., Peixoto, N., Electrochemical Characterization of Carbon Nanotube Electrodes for Biological Applications, Carbon, 47, pg 884-893, 2009.

Sunderam, S., Chernyy, N., Peixoto N., Mason J.P., Weinstein S.L., Schiff S.J. Gluckman B.J., Seizure entrainment with polarizing low frequency electrical fields in a chronic animal epilepsy model. J. Neural Eng. 6 046009 (15pp), 2009.

Sunderam S, Chernyy N, Peixoto N., Mason JP, Weinstein SL, Schiff SJ and Gluckman BJ, Improved Sleep-Wake and Behavior Discrimination Using MEMS Accelerometers, Journal of Neuroscience Methods. 163,343-353, 2007.

Ramirez-Fernandez, F.J., Salcedo, W.J., Galeazzo, E., Peres, H.E.M., Hidalgo, P., Peixoto, N., Rubim, J.C., Integrated sensors and microsystems for biological and environmental applications, Phys. Stat. Sol. (c), S2:125-132, 2004.

Galeazzo, E., Peres, H.E.M., Santos, G., Ramirez-Fernandez, F.J., Peixoto, N., Gas sensitive porous silicon devices: responses to organic vapors, Sensors and Actuators B, 93, 384-390, 2003.

Peixoto, N., Ghirardi, M., Ramirez-Fernandez, F.J., Probing neuronal excitability in culture with multielectrode arrays, in “Mathematics and Simulation with Biological, Economical and Musicoacoustical Applications”, WSES Press, 211-215, 2001.

Peixoto, N., Lima, V.M.F., Hanke, W., Correlation of the electrical and intrinsic optical signals in the spreading depression phenomenon, Neuroscience Letters, 299(1), 89-92, 2001.

Courses Taught

ECE285/ECE286: Electric Circuit Analysis I and II, where students go from Ohm's laws to Laplace and more.

ECE525/BENG525: Neural Engineering, where prosthetic devices (current and next generation ones) are presented and discussed.

ECE390/BENG390: Engineering Design and Fabrication, where we design, build, and test mechano-electrical devices.

BENG495: Bioengineering Seminar II, where students demonstrate they are seniors in bioengineering.

ECE699: Biological Networks, where we write grant proposals and participate on mock-review sessions.

Recent Presentations

Sub-threshold electric field disruption of neural activity in vitro, Johns Hopkins University, March 10th, 2014.

Neural Engineering, October, 2013 (Bioengineering 101 class)

Neural Engineering, September 2013 (Honors 110 class)