Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Natalie Dowell-Mesfin"'
Autor:
Matthew R. Hynd, Karen L. Smith, William Shain, Natalie Dowell-Mesfin, Hong Wu, Bruce J. Herron, Sung June Kim
Publikováno v:
Journal of Neuroscience Methods. 203:398-406
Neural prosthetic devices are showing increasing clinical use for the treatment of a variety of neurological disorders. However the functions on these devices are often limited due to an inability to effectively and chronically interface with neural
Autor:
Natalie Dowell-Mesfin, William Shain, Matthew R. Hynd, James N. Turner, Shalin J. Jhaveri, Christopher K. Ober
Publikováno v:
Biomacromolecules. 10:174-183
Local pharmacological intervention may be needed to ensure the long-term performance of neural prosthetic devices because of insertion-related neuron loss and reactive cell responses that form compact sheaths, leading to decreased device performance.
Autor:
William Shain, Matthew R. Hynd, Sang Beom Jun, Badrinath Roysam, Sung June Kim, Yousef Al-Kofahi, Natalie Dowell-Mesfin
Publikováno v:
Journal of Neural Engineering. 5:203-213
Polyacrylamide and poly(ethylene glycol) diacrylate hydrogels were synthesized and characterized for use as drug release and substrates for neuron cell culture. Protein release kinetics was determined by incorporating bovine serum albumin (BSA) into
Autor:
David L. Martin, William Shain, Matthew R. Hynd, John P. Frampton, Natalie Dowell-Mesfin, Mary-Rose Burnham, James N. Turner
Publikováno v:
Journal of Biomedical Materials Research Part A. :347-354
Patterning of multiple proteins and enzymes onto biocompatible surfaces can provide multiple signals to control cell attachment and growth. Acrylamide-based hydrogels were photo-polymerized in the presence of streptavidin-acrylamide, resulting in pla
Autor:
Badrinath Roysam, M. A. Abdul-Karim, Murat Yuksel, S. Kalyanaraman, Natalie Dowell-Mesfin, A. Jeromin
Publikováno v:
IEEE Transactions on Image Processing. 14:1338-1350
An automated method is presented for selecting optimal parameter settings for vessel/neurite segmentation algorithms using the minimum description length principle and a recursive random search algorithm. It trades off a probabilistic measure of imag
Autor:
Andrew J. Spence, K.L. Smith, Conrad D. James, Harold G. Craighead, William Shain, Rifat J. Hussain, Michael Isaacson, Natalie Dowell-Mesfin, James N. Turner
Publikováno v:
IEEE Transactions on Biomedical Engineering. 51:1640-1648
Neuronal cell networks have been reconstructed on planar microelectrode arrays (MEAs) from dissociated hippocampal pyramidal neurons. Microcontact printing (microCP) and a photoresist-liftoff method were used to selectively localize poly-L-lysine (PL
Autor:
James N. Turner, William Shain, S. Lasek, Khalid Al-Kofahi, Badrinath Roysam, Donald H. Szarowski, Ali Can, Natalie Dowell-Mesfin
Publikováno v:
IEEE Transactions on Information Technology in Biomedicine. 7:302-317
This paper presents a method to exploit rank statistics to improve fully automatic tracing of neurons from noisy digital confocal microscope images. Previously proposed exploratory tracing (vectorization) algorithms work by recursively following the
Autor:
Sang Beom Jun, William Shain, Sung June Kim, Natalie Dowell-Mesfin, Matthew R. Hynd, Karen L. Smith
Publikováno v:
Medicalbiological engineeringcomputing. 48(9)
Patch-clamping or microelectrode arrays (MEA) are conventional methods to monitor the electrical activity in biological neural networks in vitro. Despite the effectiveness of these techniques, there are disadvantages including the limited number of e
Autor:
K.L. Smith, Sang Beom Jun, William Shain, Sung June Kim, James N. Turner, M. Hynd, Natalie Dowell-Mesfin
Publikováno v:
Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference. 2005
Rectangular networks of rat hippocampal neurons have been produced on microelectrode arrays (MEAs). The crossing points of networks were located at the recording electrode sites by aligned microcontact printing (muCP) technique. Polydimethysiloxane (
Publikováno v:
Journal of neuroscience methods. 162(1-2)
Biochemical surface modification has been used to direct cell attachment and growth on a biocompatible gel surface. Acrylamide-based hydrogels were photo-polymerized in the presence of an acroyl-streptavidin monomer to create planar, functionalized s