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Skip to Search Results- 1Al-Nuaimi, Saleem K
- 1Arvanitidis, Anastasia P
- 1Budd, Alexandra
- 1Chen, Zhong-Xiao.
- 1Connor, Steven
- 1Engin, Elif
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2018
University of Alberta, Department of Biological Sciences
This is an image of a Seahorse Specimen. This specimen is observed in Survey of Vertebrates, Zoology 224. This image was created as part of the University of Alberta OER image database project in Biological Sciences. Identifier 2077I.
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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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Characterisation of the sleep-related slow oscillation in the neocortical - entorhinal - hippocampal bidirectional circuit
DownloadFall 2009
Our ability to recall information and events is astounding and dependent on the medial temporal lobe (MTL) memory system. The synaptic interconnections between the neocortex (nCTX), entorhinal cortex (EC), and hippocampus (HPC) are the anatomical basis of this memory system. The...
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Fall 2011
The ability of synapses to undergo lasting changes in synaptic strength is considered the primary cellular mechanism for associative memory formation in the mammalian brain. Synapses in the hippocampus, a brain structure required for new memory genesis, exhibit a remarkable capacity for...
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Hippocampal neuroplasticity and neurogenesis in major depressive disorder: a high field MRI study
DownloadFall 2012
The hippocampus is a brain structure responsible for memory, learning, and the stress response; it is also used as a model for major depressive disorder (MDD) in preclinical studies. Preclinical models have shown that the hippocampal subfields are differentially affected by chronic stress....
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The roles of the dorsal and ventral hippocampus in fear and memory of a shock probe experience
DownloadFall 2009
This thesis examined the effects of temporary inactivation of the dorsal or ventral hippocampus on unconditioned and conditioned fear, using the shock-probe test. Rats received either dorsal or ventral hippocampal infusions of Lidocaine, muscimol or saline, before or after exposure to an...
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Hippocampal Diffusion Tensor Imaging in Parkinson's Disease and Associations with Non- Motor Symptoms
DownloadSpring 2023
Parkinson’s disease (PD) is the second most common neurodegenerative disorder and causes not only well-characterised motor symptoms, but also a host of non-motor symptoms that greatly impact quality of life. PD exists within a larger spectrum of disorders caused by the accumulation of Lewy bodies...
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Spring 2016
Hippocampal activity is characterized by two state-dependent, mutually exclusive large-amplitude oscillations: theta (3-12 Hz) and the hippocampal slow oscillation (SO; ~1 Hz). These two rhythms have been implicated in different stages of memory processing. Theta occurs during awake exploratory...
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Investigating Human Brain Function and Human Brain Organization Using Functional Magnetic Resonance Imaging at 4.7 T
DownloadFall 2020
Understanding the brain-cognition association has been a major goal of neuroscientists for more than 50 years. The discovery of functional magnetic resonance imaging (fMRI) blood-oxygen-level-dependent (BOLD) contrast by Ogawa and colleagues (1990, 1992) has fundamentally transformed the field of...