P
Peter A. Smith
Researcher at University of Alberta
Publications - 126
Citations - 3792
Peter A. Smith is an academic researcher from University of Alberta. The author has contributed to research in topics: Neuropathic pain & Excitatory postsynaptic potential. The author has an hindex of 34, co-authored 123 publications receiving 3482 citations. Previous affiliations of Peter A. Smith include University of British Columbia.
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Journal ArticleDOI
Etiology and Pharmacology of Neuropathic Pain
Sascha R.A. Alles,Peter A. Smith +1 more
TL;DR: It is suggested that drugs that affect multiple processes, rather than a single specific target, show the greatest promise for future therapeutic development.
Journal ArticleDOI
Axotomy- and Autotomy-Induced Changes in Ca2+and K+ Channel Currents of Rat Dorsal Root Ganglion Neurons
Fuad Abdulla,Peter A. Smith +1 more
TL;DR: The data suggest that axotomy-induced increases in excitability are associated with decreases in I(K) and/or decreases in g(K,Ca) that are secondary to decreased Ca2+ influx, and supports the hypothesis that autotomy, that may be related to human neuropathic pain, is associated with changes in the properties of large myelinated sensory neurons.
Journal ArticleDOI
Axotomy- and Autotomy-Induced Changes in the Excitability of Rat Dorsal Root Ganglion Neurons
Fuad Abdulla,Peter A. Smith +1 more
TL;DR: The onset of autotomy coincided with alterations in the excitability of large, putative nonnociceptive, neurons, whereas small cells from the autotomy group were only slightly more excitable, consistent with the hypothesis that the onset of Autotomy is associated with changes in the properties of myelinated fibers.
Journal ArticleDOI
Sciatic chronic constriction injury produces cell-type-specific changes in the electrophysiological properties of rat substantia gelatinosa neurons.
TL;DR: To isolate and investigate cellular mechanisms underlying "centralization", sciatic nerves of 20-day-old rats were subjected to chronic constriction injury and CCI increased the amplitude and frequency of spontaneous and miniature excitatory postsynaptic currents (EPSCs) in delay, transient, and irregular cells.
Journal ArticleDOI
Brain-derived neurotrophic factor drives the changes in excitatory synaptic transmission in the rat superficial dorsal horn that follow sciatic nerve injury.
Van B. Lu,James E. Biggs,Martin J. Stebbing,Sridhar Balasubramanyan,Kathryn G. Todd,Aaron Y. Lai,William F. Colmers,David Dawbarn,Klaus Ballanyi,Peter A. Smith +9 more
TL;DR: It is suggested that CCI enhances excitatory synaptic drive to excite neurons but decreases that to inhibitory neurons, and both effects are mediated by nerve injury‐induced release of BDNF from microglia.