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Full-Text Articles in Medicine and Health Sciences

Gene Delivery Of Adenoviral-Tmbim6 Vector Protects The Neonatal Brain After Hypoxic-Ischemic Injury, Desislava Doycheva Jun 2018

Gene Delivery Of Adenoviral-Tmbim6 Vector Protects The Neonatal Brain After Hypoxic-Ischemic Injury, Desislava Doycheva

Loma Linda University Electronic Theses, Dissertations & Projects

Neonatal hypoxia ischemia (HI) is an injury caused to the immature brain due to reduced cerebral blood flow which is associated with life-long neurological impairments. HI causes oxidative protein folding in the endoplasmic reticulum (ER), which results in ER stress. Generation of reactive oxygen species (ROS), from cytochrome P450 members (CYP) and NADPH-P450 reductases (NPR), in combination with activation of the unfolded protein response (UPR) are two major consequences of ER stress that cause oxidative damage and cell death. Herein we identified the role of Bax Inhibitor-1 (BI-1), an evolutionary conserved protein encoded by the Transmembrane Bax inhibitor Motif Containing …


Changes In The Morphology Of Hypoglossal Motor Neurons In The Brainstem Of Developing Rats, Paul Allen Williams Jun 2018

Changes In The Morphology Of Hypoglossal Motor Neurons In The Brainstem Of Developing Rats, Paul Allen Williams

Loma Linda University Electronic Theses, Dissertations & Projects

The autonomic brainstem generates and modifies breathing rhythm by integrating inputs from chemo- and mechanosensors in the viscera while coordinating descending outputs from higher CNS structures. Hypoglossal motoneurons (XII MNs) receive inputs from respiratory premotor neurons in the medulla. Previous studies in rodents have demonstrated significant changes in breathing control during the first three weeks of life, with a sensitive period at 10 to 13 days post-birth (P10–P13) characterized by pronounced changes in neurotransmitters, receptors, excitation-inhibition balance, and breathing. However, age-dependent morphological changes of XII MNs during the first three weeks post-birth and especially during this sensitive period, have not …


The Role Of Glucocorticoid Signaling In Prostate Cancer Health Disparities, Leanne W. Burnham Jun 2018

The Role Of Glucocorticoid Signaling In Prostate Cancer Health Disparities, Leanne W. Burnham

Loma Linda University Electronic Theses, Dissertations & Projects

African-American men are more likely to develop aggressive prostate cancer (PCa) and die from the disease than other ethnic groups. Glucocorticoid signaling is a contributing biological factor to worse PCa prognosis, and is emerging as a key driver of PCa progression in the absence of androgens. The mechanism involves glucocorticoids binding to glucocorticoid receptor (GR) and bypassing the androgen receptor (AR) signaling pathway to activate AR-target genes that promote tumor aggressiveness and therapy-resistance. This is problematic as African-American men have hypersensitive GR signaling and chronically-elevated levels of glucocorticoids linked to cumulative stressful life events. To explore the role of glucocorticoid …