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Theses and Dissertations

Physiology

BDNF

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Pharmaceutical And Natural (Exercise) Mechanisms To Mitigate The Negative Impact Of Ptsd And Chronic Stress On Synaptic Plasticity And Memory, Roxanne M. Miller Nov 2017

Pharmaceutical And Natural (Exercise) Mechanisms To Mitigate The Negative Impact Of Ptsd And Chronic Stress On Synaptic Plasticity And Memory, Roxanne M. Miller

Theses and Dissertations

Synapses can be altered due to experiences in a process called synaptic plasticity, which causes memory formations. Synapses can be strengthened through methods known as long-term potentiation (LTP) or weakened through long-term depression (LTD). Stresses can cause changes by altering synapses through either LTP or LTD. Rats were used to study the effects of post-traumatic stress disorder (PTSD)-like symptoms and a prophylactic treatment using pharmaceuticals. The first model used was the single prolonged stress (SPS) with two weeks of chronic light, which was not as effective for causing changes in synaptic plasticity. The second model, seven days of social defeat …


Pharmaceutical And Natural (Exercise) Mechanisms To Mitigate The Negative Impact Of Ptsd And Chronic Stress On Synaptic Plasticity And Memory, Roxanne M. Miller Nov 2017

Pharmaceutical And Natural (Exercise) Mechanisms To Mitigate The Negative Impact Of Ptsd And Chronic Stress On Synaptic Plasticity And Memory, Roxanne M. Miller

Theses and Dissertations

Synapses can be altered due to experiences in a process called synaptic plasticity, which causes memory formations. Synapses can be strengthened through methods known as long-term potentiation (LTP) or weakened through long-term depression (LTD). Stresses can cause changes by altering synapses through either LTP or LTD. Rats were used to study the effects of post-traumatic stress disorder (PTSD)-like symptoms and a prophylactic treatment using pharmaceuticals. The first model used was the single prolonged stress (SPS) with two weeks of chronic light, which was not as effective for causing changes in synaptic plasticity. The second model, seven days of social defeat …


Characterization Of The Neurotrophic Factor Brain-Derived Neurotrophic Factor (Bdnf) In Intestinal Smooth Muscle Cells, Mohammad Alqudah Apr 2013

Characterization Of The Neurotrophic Factor Brain-Derived Neurotrophic Factor (Bdnf) In Intestinal Smooth Muscle Cells, Mohammad Alqudah

Theses and Dissertations

Brain-derived neurotrophic factor (BDNF) belongs to the neurotrophin family of secreted proteins, which include in addition to BDNF, nerve growth factor (NGF) and neurotrophin 3-6 (NT-3-6). BDNF mediates its functions by activating two cell surface receptors, pan-neurotrophin receptor (P75NTR) and tropomyosin-related kinase B (TrkB) and their downstream intracellular cascades. BDNF is best known for its role in neuronal survival, regulation of neuronal differentiation, migration and activity-dependent synaptic plasticity. However, BDNF is widely expressed in non-neuronal tissues as well. The localization and the function of BDNF in intestinal smooth muscle cells (SMCs) are not well defined. Thus, the main purpose of …


Characterization Of The Expression Of Bdnf And Cgrp And Their Regulatory Pathways In Dorsal Root Ganglion During Cystitis., Sharon Yu Jan 2011

Characterization Of The Expression Of Bdnf And Cgrp And Their Regulatory Pathways In Dorsal Root Ganglion During Cystitis., Sharon Yu

Theses and Dissertations

Interstitial cystitis is a chronic debilitating disease that causes pain and increased frequency of micturition, amongst other symptoms, without any identifiable cause. This disease affects a large number of the population, yet the etiology is still unknown. The present study aimed to characterize BDNF and CGRP—two neuropeptides that have both been proven to play an important role in the transmission of pain as well as in hypersensitivity. The signaling pathways regulating the expression of the two neuropeptides were also examined. Results revealed that BDNF protein expression levels increased in both L1 and L6 DRG following 48 hours post CYP-induced cystitis. …