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Skip to Search Results- 1Lai, Aaron
- 1Miranda Tapia, Ana
- 1Panaitescu, Bogdan Alexandru
- 1Rajani, Vishaal
- 1Reklow, Robert J.
- 1Tanase, Celestina S.
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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 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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Spring 2010
Microglia, the resident immune cells of the central nervous system (CNS), become activated in response to danger signals given out by other cells when homeostasis has been disturbed. Microglial activation is a multifaceted phenomenon that includes numerous distinct phenotypes. The type of...
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Intracortical administration of pleiotrophin in ischemic stroke: investigating functional outcomes and glial expression
DownloadSpring 2023
Ischemic stroke is the leading cause of disability and third leading cause of death in Canada, exerting a serious burden on stroke survivors, their families, and healthcare resources. Characterized by brain damage due to loss of blood flow and oxygen supply, ischemic stroke is characterized by...
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Mechanisms underlying P2Y1 receptor-mediated excitation of the inspiratory network in vitro; and NPY-induced stress resilience in vitro and in vivo
DownloadSpring 2021
The present thesis will discuss the cellular and molecular mechanisms by which neurochemical systems modulate the activity of CNS networks underlying breathing and anxiety. The thesis is divided into two parts. The first part examines the mechanisms by which the neuromodulator/neurotransmitter...
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Postnatal development of the purinergic signaling system in the preBötzinger Complex; implications for the hypoxic ventilatory response
DownloadFall 2023
Low oxygen (hypoxia) evokes the biphasic hypoxic ventilatory response (HVR), in which carotid-body chemoreceptors trigger a rapid increase in ventilation (VE) followed by a centrally-mediated, secondary hypoxic depression of respiration (HRD) and metabolic rate (VO2) that involves adenosine. In...
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Spring 2016
The hypoxic ventilatory response comprises of an initial increase in ventilation, followed by a secondary depression that can be life threatening in premature infants. During hypoxia, ATP is released in the ventrolateral medulla, where it is suggested to attenuate the secondary hypoxic...