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Skip to Search Results- 1Abdul Rahman, Siti Aishah
- 1Abu-Sa'da, Omar SD
- 1Alles, Sascha R
- 1Chen, Yishen
- 1Cordingley, Dean M.
- 1Dimopoulos, Ioannis
- 6Department of Physiology
- 5Centre for Neuroscience
- 3Department of Pharmacology
- 3Neuroscience
- 2Medical Sciences-Medical Genetics
- 1Department of Biological Sciences
- 2Ballanyi, Klaus (Physiology)
- 2Tse, Amy (Centre for Neuroscience and Department of Pharmacology)
- 1Ballanyi, Klaus (Physiology Department, University of Alberta)
- 1Campbell, Shelagh (Biological Sciences)
- 1Chen, Xing-Zhen (Physiology)
- 1Cheung, Po-Yin (Department of Paediatrics), Co-Supervisor
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Fall 2009
The computational ability of principal neurons and interneurons in the brain and their ability to work together in concert are thought to underlie higher order cognitive processes such as learning, memory, and attention. Dendrites play a very important role in neuronal information processing...
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The Effect of Caffeine on the Neurobehavioral and Neuropathological Outcome of the Newborn Rat
DownloadSpring 2010
Caffeine is used for the treatment of apnea of prematurity. The objective of this study was to determine the long term neuropathological and neurobehavioral effects of caffeine on the immature rat brain. Newborn rats were injected with either caffeine, or normal saline from postnatal days 3 to 7,...
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Influence of lipids (arachidonic acid and cholesterol) on calcium signalling in rodent pancreatic beta cells
DownloadFall 2010
Ca2+ is an important mediator of stimulus-secretion coupling in beta cells of the pancreatic islets, which secrete insulin in response to elevation in plasma glucose concentration. I studied the actions of two lipids, arachidonic acid (AA) and cholesterol, on enzymatically-dissociated single...
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The effect of long-term interleukin-1 beta exposure on sensory neuron electrical membrane properties: implications for neuropathic pain
DownloadSpring 2011
The effect of interleukin-1 beta (IL-1β) on the electrical properties of sensory neurons was assessed at comparable levels and exposure times to those found in animal models of neuropathic pain. Experiments involved whole cell current- or voltage-clamp recordings from rat dorsal root ganglion...
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Modulation of Spontaneous Neural Network Bursting in Newborn Rat Brain Slices by Extracellular Calcium, Methylxanthines, and Opioids
DownloadFall 2012
Spontaneous neuronal bursting appears to be pivotal for brain maturation. This thesis studied such synchronized neural network oscillations in immature newborn rat hippocampus, cortex, and locus coeruleus. For this, horizontal brain slices were generated for (simultaneous) suction electrode...
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Spring 2012
Neuropathic pain afflicts 1.5-3% of the general population. It can be initiated by traumatic nerve injuries or diseases such as diabetic or post-herpetic neuropathy. Neuropathic pain is often initiated by abnormal spontaneous activity in sensory neurons and this provokes increased excitability of...
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Fall 2012
ATP actions on central inspiratory networks are determined by a three-part signaling system comprising: i) excitatory actions of ATP at P2 receptors (Rs) ii) ectonucleotidases that degrade ATP into adenosine (ADO), and iii) inhibitory actions of ADO at P1Rs. During hypoxia, an initial increase in...
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Antagonistic modulation of spontaneous neural network activities in isolated newborn rat brainstem preparations by opioids and methylxanthines
DownloadFall 2012
Apnea of prematurity is a common problem among the infants born before term pregnancy. Administration of respiratory stimulating drugs methylxanthines is the most frequent therapy, often in combination with the use of intubation. Opioids are used to reduce the pain associated with intubation,...
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Fall 2013
Glomus cells of the carotid body are peripheral chemoreceptors that detect changes in arterial oxygen levels. Hypoxia suppresses oxygen-sensitive K+ channels in glomus cells, resulting in cytosolic Ca2+ ([Ca2+]i) elevation in glomus cells via the activation of voltage-gated Ca2+ channels. The...